Department of Energy (DOE)

Back TO HOME

Grassroots Advocacy Needed In DC Now More Than Ever

by Brian Jennings (American Coalition for Ethanol/Ethanol Producer Magazine)  The American Coalition for Ethanol’s 15th annual Washington, D.C. Fly-In & Government Affairs Summit March 17–18 comes at a defining moment for ethanol, agriculture and rural America. With major decisions surrounding year-round

March 05, 2026 Read Full Article

House Ag Committee Declines to Add E15 Language to Draft 2026 Farm Bill

by Erin Krueger (Ethanol Producer Magazine) Rep. Eric Sorensen, D-Ill., on March 4 attempted to amend the draft 2026 Farm Bill currently under consideration by the House Agriculture Committee to include language enabling year-round sales of E15. The amendment did not

March 05, 2026 Read Full Article

How Federal Renewable Fuel Policies Support Farmers, Fleets, and the Environment - Part 2

by Kara Gundel (Engine Technology Forum) For nearly two decades, renewable fuels have quietly become one of the nation’s most practical tools for reducing transportation emissions. Unlike emerging technologies that require entirely new infrastructure, these fuels work within today’s engines and

February 25, 2026 Read Full Article

Pore Choices: A New Twist on Gas Capture -- Sandia Researchers Design Liquids to Selectively Trap Methane from Manure and Food Scraps

(Sandia National Laboratory)  Jessica Rimsza, a materials engineer at Sandia National Laboratories, sees untapped potential in what most people see as waste. Jessica Rimsza uses a sonication probe to thoroughly mix powder in a solvent to make porous liquid for further testing. (Photo by Craig

February 24, 2026 Read Full Article

Proving What’s Possible: Applied Hydrogen Innovation at the Hydrogen ProtoHub in Austin, TX

By Susan Stuver, PhD and Travis Pyrzynski (Catalyst by GTI Energy)  ...  The Hydrogen ProtoHub evolved from the U.S. Department of Energy’s H2@Scale in Texas and Beyond project, which validated technical feasibility and built foundational infrastructure for hydrogen deployment. Now, the H2

February 23, 2026 Read Full Article

These Microbes Don’t Always Play Well Together, but the Combination Could Cut Cost of Biofuel

by Cesareo Contreras (Northeastern Global News)  “The core technology we’re working on here can be summed up by asking the question — can it be that two microbes are better than one?” said Northeastern Chemical Engineering Professor Ben Woolston. It’s well understood in

February 20, 2026 Read Full Article

The Case of the Disappearing Pretreatment: Atlantic Biomass’ Dual Pathway Tech under the Microscope at 221B Baker Street

by Jim Lane (Biofuels Digest)  ... Holmes smiled faintly. “When a process requires eight steps, Watson, one may safely assume that several are disguising inefficiency.” And thus began the Case of the Disappearing Pretreatment. ...  The Phase I STTR work led by Atlantic Biomass,

February 20, 2026 Read Full Article

Department of Energy Awards $9 Million for National Research Project on Cactus Pear’s Bioenergy Potential

by Emma Lande (Nevada Today)  University of Nevada, Reno researchers will lead the multistate five-year project  --  As the quest to diversify and expand sustainable alternative energy products continues, the U.S. Department of Energy has awarded a $9 million grant to support

February 19, 2026 Read Full Article

From Seed to Sky: The Demand for Sustainable Aviation Fuel

by Aimee Nielson (Seed World)  Sustainable aviation fuel (SAF) is no longer a fringe idea. Airlines want it. States are building policy around it. Researchers are racing to lower costs. The next question is what it means for seed companies, breeders and

February 18, 2026 Read Full Article

Atlantic Biomass Announces Duel Pathway System to Affordably Produce Sustainable Aviation Fuels (SAF) and Renewable Bioproducts: Feedstocks Are Perennial Grasses and Other Renewable Biomass Sources

(Atlantic Biomass)  Do you know why passenger and freight planes are not using renewable biofuel? It’s a simple reason - it costs too much. “Converting stems and leaves from sustainable biomass into high-energy liquid fuels is not easy,” says Atlantic Biomass

February 17, 2026 Read Full Article

CF Tech Commissions a First of It's Kind Supercritical Fluid Brown Grease to Biodiesel System in Massachusetts

(CF Technologies) CF Technologies, Inc. hits critical milestones en-route to delivering commercial biofuel to local communities. In October, 2024, CF Tech's research team spent the warm days and cool nights operating and overseeing the first-of-its-kind integrated pilot scale demonstration of supercritical

February 13, 2026 Read Full Article

Trump Repeals Landmark Legal Policy Underpinning Key Climate Rules

by Jake Spring, Ambrosia Wojahn and Brady Dennis (Washington Post) Nearly 17 years after the Environmental Protection Agency declared that carbon dioxide and other greenhouse gases threaten the public’s health and welfare, the agency on Thursday rescinded the landmark legal opinion

February 12, 2026 Read Full Article

Biofuel Leaders See Cargo Ships as a Big Market — if the Trump Administration Won't Get in the Way

by Rachel Cramer (Harvest Public Media/KCUR)  Biofuel leaders say the shipping industry could be a golden goose for ethanol and soy-based biodiesel. One of the big barriers is the Trump administration, which torpedoed a global agreement to reduce pollution. Even though the

February 11, 2026 Read Full Article

Agile BioFoundry 2026 Industry Day --- February 17, 2026 --- Emeryville, CA and ONLINE

Join us and discover partnering opportunities and provide your perspective on how U.S. Department of Energy (DOE) National Labs can best support the biomanufacturing industry. Funded by the DOE Bioenergy Technologies Office (BETO), ABF develops biomanufacturing tools, processes and partnerships that

February 09, 2026 Read Full Article

Trump Cut Science Funding. Small Businesses Are Paying the Price.

by Chelsea Harvey (Poltico) Some federal contractors are feeling the squeeze after the president slashed support for climate programs and other research efforts. ...  All eyes on the federal budget Many small business leaders are anxiously eyeing the horizon as the new year gets

February 08, 2026 Read Full Article

Iowa Challenges Amended Electric Vehicle Fuel Economy Rule

by Shayna Greene (Bloomberg Law) Iowa on Wednesday sued the Trump administration over its amended rule establishing how to compute the fuel economy for electric vehicles. The Department of Energy’s final rule issued Jan. 8 amends the process of calculating the petroleum-equivalent fuel economy of

February 05, 2026 Read Full Article

The Secret to Lowering Food Prices? Renewable Fuels.

by Kip Eideberg (Association of Equipment Manufacturers/The Hill)  American agriculture is at a crossroads. With few new free trade agreements in place and global markets increasingly shaped by geopolitical tension, U.S. farmers face shrinking access to international buyers. At the same time,

February 04, 2026 Read Full Article

Here’s How the U.S. Can Outcompete Its Competitors: Parts 1 and 2

by CJ Evans (Alternative Fuels & Chemicals Coalition/Federal Funding Services/Biofuels Digest) ... He (CJ Evans) has seen far too many projects fall by the wayside, not because they were flawed or not any good, but because they could not get additional grants

February 03, 2026 Read Full Article

Resilience Is the New Carbon: Khaki Is the New Green

by Jim Lane (Biofuels Digest) Ten years ago, Visolis entered the federal innovation pipeline through Cyclotron Road—the DOE-backed fellowship that helped define the climate-tech generation. Founder Deepak Dugar was part of a wave of scientists trying to turn low-carbon chemistry into

February 03, 2026 Read Full Article

ZymoChem, Agile BioFoundry Announce Partnership to Advance the Bioeconomy

(ZymoChem)  The biotech leader continues history of strong collaboration with the U.S. national labs -- ZymoChem, the biotechnology leader dedicated to creating alternative materials for everyday products, is proud to announce a partnership with the Agile BioFoundry (ABF), funded by the U.S.

January 30, 2026 Read Full Article

Trump Officials Have Delayed Finalizing the Repeal of the Agency’s “Endangerment Finding” over Concerns the Proposal Is Too Weak to Withstand a Court Challenge.

by Jake Spring (Washington Post) Trump’s biggest climate rollback stalls over fears it will lose in court -- Trump officials have delayed finalizing the repeal of a landmark legal opinion key to their effort to eliminating the Environmental Protection Agency’s climate rules because of concerns

January 29, 2026 Read Full Article

White House OMB Concludes Review of 45Z Proposed Rule

by Erin Krueger (Biodiesel Magazine) The White House Office of Management and Budget on Jan. 23 concluded its review of a proposed rule to implement guidance for the 45Z clean fuel production credit, according to information posted to the agency’s website.  The

January 27, 2026 Read Full Article

Treasury Secretary Sean Duffy Discloses Trump Vehicle Policy, Welcomes Chinese Vehicles

by Bob Kozak* (Advanced Biofuels USA) Public Policy Day at the 2026 Washington DC Auto Show 22 January 2026: A Look to the Future of the US Vehicle Industry  --  As a kick-off for the annual Auto Show in Washington DC,

January 25, 2026 Read Full Article

Beyond Fats and Oils: Unlocking Biomass for the Next Generation of SAF

by Stephen Toon (BioVeritas/Biofuels Digest) The Feedstock Dilemma at the Heart of SAF -- After several decades working across industrial biotechnology, from greenfield plant startups to navigating more than a few cellulosic scale-up challenges, I’ve learned that the future of sustainable aviation

January 15, 2026 Read Full Article

EIA Predicts Renewable Diesel, SAF Production Will Increase in 2027

by Erin Krueger (Biodiesel Magazine) The U.S. Energy Information Administration currently expects the production of renewable diesel and other biofuels, including sustainable aviation fuel (SAF), to expand in 2027, according to the agency’s latest Short-Term Energy Outlook, released Jan. 13. Biodiesel

January 14, 2026 Read Full Article

Row, Row, Row Your Molecule: Why 3-HP Finally Learned to Move

by Jim Lane (Biofuels Digest)  ... The bioeconomy doesn’t struggle for lack of ideas; it struggles when its parts refuse to move together.  How systems collapse when timing, interfaces, and incentives fall out of sync. ... The news, around renewable 3-hydroxypropionic acid (3-HP), makes

January 14, 2026 Read Full Article

DOE Sees Bigger Role for Climate Contrarians, Records Show

by Scott Waldman (E&E News Climatewire)  A small team of researchers who dispute mainstream climate science may play an outsize role in the next National Climate Assessment. -- Trump administration officials have for months considered using a small group of climate contrarians

January 12, 2026 Read Full Article

EPA Endangerment Finding Repeal Goes to White House for Final Review

by Alex Guillén (Politico Pro) ... As proposed in July, EPA argued that the Clean Air Act does not give it the authority to address climate change because of the global nature of greenhouse gas emissions. By revoking the 2009 endangerment finding

January 10, 2026 Read Full Article

House Passes Appropriations Package with Bioenergy Provisions

by Erin Krueger (Ethanol Producer Magazine)  The U.S. House of Representatives on Jan. 8 voted 397 to 28 in favor of an appropriations package that includes language on biomass energy and sustainability. Reports accompanying the legislation include guidance on small refinery

January 09, 2026 Read Full Article

Notes from Peanut Butter Lake: Why SAF Is Moving Slower than It Should — and What Cascadia Teaches Us about Real Take-Off

by Jim Lane (Biofuels Digest) ... Today, aviation accounts for 3% of global carbon emissions, and since hydrogen and electric aircraft remain decades from wide-scale deployment, SAF is the only drop-in solution available to decarbonize flight over the next 40 to

January 06, 2026 Read Full Article

U.S. Ethanol Blend Rate Tops 11% in October, as E15 Expansion Continues

(Renewable Fuels Association) Ethanol accounted for 11.06 percent of the nation’s gasoline in October, marking the first time in history that the monthly ethanol “blend rate” has topped 11 percent, according to newly released data from the U.S. Energy Information Administration. The

January 06, 2026 Read Full Article

2025 Positions Biodiesel, Renewable Diesel for Success in 2026

(Clean Fuels Alliance America) The clean fuels industry strengthened its foundation in 2025 behind record policy targets, new engine capabilities and proven performance, setting expectations for continued growth in 2026. “Government agencies, fleets, manufacturers and consumers in 2025 recognized that biodiesel and

January 05, 2026 Read Full Article

Aemetis Receives Funds from the Sale of $17 million of Federal Clean Energy Tax Credits

(Aemetis) Aemetis, Inc. (NASDAQ: AMTX), a renewable natural gas and renewable liquid fuels company focused on lower cost and reduced emissions products, today (December 30, 2025) announced that its Aemetis Biogas LLC subsidiary received funds from the sale of $17 million

December 31, 2025 Read Full Article

The Digest’s 2026 Multi-Slide Guide to Hexas and XanoFiber

by Jim Lane (Biofuels Digest) Hexas accelerates biomass aggregation using XanoGrass, yielding 200 tons of XanoFiber™ from just 8 acres. This land-use efficiency is vital, as 2023 median farm income was –900 while 2025 corn losses are projected at 160 per acre.

December 30, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to GranBio’s Cellulosic SAF

by Jim Lane (Biofuels Digest) GranBio utilizes its patented AVAP™ technology to produce Sustainable Aviation Fuel (SAF) from various biomass residues, establishing a Net-Zero solution without immediate carbon capture. GranBio targets 1 billion gallons per year (GPY) capacity by 2040 by repurposing ten shuttered

December 29, 2025 Read Full Article

The 7-Billion-Gallon Gift: Affordable, Cost-Competitive Biofuels Are in Our Biostockings

by Jim Lane (Biofuels Digest) Today, the American bioeconomy finds itself in a curious reversal. We are surrounded by abundance — residues in our fields, forests, and cities — yet capital hesitates. Not because demand is unclear. Not because policy signals

December 24, 2025 Read Full Article

US EPA Tentatively Approves First Carbon Sequestration Project in Kansas Public Comment DEADLINE February 1, 2026

by Siri Hedreen (S&P Global) PureField to bury 1.8 mil metric tons of CO2 over 12 years; Would capture CO2 from PureField's Russell biofuels plant  --  The Trump administration has tentatively approved ethanol producer PureField Ingredients' plan to bury its CO2 emissions in

December 23, 2025 Read Full Article

Treasury, IRS Deliver 45Z Proposal to White House OMB

by Erin Krueger (Ethanol Producer Magazine) The U.S. Department of the Treasury and Internal Revenue Service on Dec. 17 delivered a proposed rule to set 45Z clean fuel production credit guidance to the White House Office of Management and Budget. OMB

December 19, 2025 Read Full Article

The Top 10 Gruberisms: Longtime Gevo CEO Set to Become Executive Chairman, Bloom to CEO

by Jim Lane (Biofuels Digest) After years of Pat Gruber standing on ABLC stages and pointing out the big problems the industry could—and should—solve, here’s the latest one: he’s announced his impending retirement as Chief Executive Officer of Gevo, planned for April 2026. At

December 17, 2025 Read Full Article

Why EPA Might Purge Climate Skepticism from Its Endangerment Repeal

by Jean Chemnick (E&E News Climatewire)  The DOE report by climate contrarians has caused legal problems for Administrator Lee Zeldin’s attempts to roll back the scientific finding. -- Deepening legal woes surrounding a Trump administration report that casts aspersions on climate science

December 16, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to the Cascadia SAF Ecosystem

by Jim Lane (Biofuels Digest)  The Pacific Northwest is positioning itself as a premier Sustainable Aviation Fuel (SAF) hub, leveraging over 50 million acres of woody biomass and strong policy frameworks like Washington’s Clean Fuel Standard. This guide outlines a multi-modal

December 15, 2025 Read Full Article

Danforth Plant Science Center to Lead Multi-Disciplinary Research to Enhance Stress Resilience in Bioenergy Sorghum

by Donald Danforth Plant Science Center (Newswise)   Andrea Eveland, Ph.D., Principal Investigator and member at the Donald Danforth Plant Science Center, will lead a multi-institutional project to deepen the understanding of sorghum, a versatile bioenergy crop, and its response to environmental challenges.

December 11, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Praio

by Jim Lane (Biofuels Digest) Praio is commercializing patented artificial Protocells for intensified biomanufacturing, merging the advantages of whole-cell efficiency and cell-free flexibility. This platform improves reaction rates >10x and is stable over four months. The technology has demonstrated 1L scale

December 03, 2025 Read Full Article

Modeling Better Biomass Milling

by Paul Menser (Idaho National Laboratory)  Turning materials like wood chips, crop residues and municipal solid waste into fuels and chemicals is important for our country’s energy independence. Over the past two decades, the U.S. Department of Energy Bioenergy Technologies Office laid

December 02, 2025 Read Full Article

Back to the Future of Materials: Spero Renewables and the First Reverse Gear for Thermosets

by Jim Lane (Biofuels Digest) ... Thermosets. The epoxies in your laptop. The silicones in cosmetics. The polyesters in fashion. The vulcanized rubbers in your tires. The adhesives, sealants, composites, and structural resins that bind modern life together. They are

December 02, 2025 Read Full Article

Americans Paying Record Electricity Prices as Gas Costs Climb

Naureen S. Malik (Bloomberg/Yahoo!) American households are paying more than ever before for electricity after prices surged the most in almost two years, according to the US Energy Information Administration. The average retail price for electricity gained 7.4% in September to a

December 01, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Cascadia SAF Accelerator

by Jim Lane (Biofuels Digest) Cascadia aims to lead global aviation decarbonization by achieving an ambitious goal of 1 billion gallons of locally produced SAF by 2035. This compelling regional public-private effort targets scaling production and cost parity by transforming infrastructure, policy,

November 25, 2025 Read Full Article

Investigating a New, More Efficient Path from Corn-to-Energy

(Minnesota Corn Growers Association) With support from Minnesota Corn, Professor Paul Dauenhauer is exploring the corn-to-methanol pathway for biofuels. -- Modern corn ethanol is a marvel of clean fuel production, harnessing the energy of the sun to make a single seed into

November 25, 2025 Read Full Article

UNL Researchers Awarded $1.6M Grant for Microexon Study in Sorghum

by Morgan Ahlstrom (Nebraska TV) Three professors at the University of Nebraska-Lincoln have received a $1.6 million grant from the U.S. Department of Energy to research microexons in sorghum, the fifth most globally produced cereal grain. Professor Chi Zhang explained that

November 24, 2025 Read Full Article

Scientists Harness Plants' Plasticity to Make Key Industrial Chemical

(Brookhaven National Laboratory/Newswise)  Precursor for degradable plastics among products of poplar trees engineered to boost bioenergy and bio-manufacturing --  A team led by scientists at the U.S. Department of Energy’s (DOE) Brookhaven National Laboratory has engineered poplar trees to produce valuable chemicals

November 21, 2025 Read Full Article

Energy Department Announces Organizational Realignment to Strengthen Efficiency and Unleash American Energy

(U.S. Department of Energy) The U.S. Department of Energy (DOE) today announced an organizational realignment designed to strengthen DOE’s ability to execute President Trump’s bold agenda to restore American energy dominance.  --  The U.S. Department of Energy (DOE) today announced an organizational

November 21, 2025 Read Full Article

A Study in Vanishing Biomass: Holmes and Watson look at Erg Bio

by Jim Lane (Biofuels Digest) ... In practical terms, Aspire is a mild, distillable solvent pretreatment system designed to dissolve lignin—the structural “glue” of plant biomass—without degrading the cellulose or hemicellulose. Unlike conventional pretreatment methods that rely on harsh acids, steam

November 21, 2025 Read Full Article

Ethanol Groups Urge CARB to Swiftly Issue E15 Guidance

by Erin Krueger (Ethanol Producer Magazine)  The Renewable Fuels Association, Growth Energy, the American Coalition for Ethanol and the Iowa Renewable Fuels Association are urging the California Air Resources Board to issue quickly issue guidance allowing E15 sales.  California in early October became

November 20, 2025 Read Full Article

LanzaJet Makes History as the World’s First to Produce Jet Fuel from Ethanol at Commercial-Scale Plant Delivering the Next Generation Fuel Solution for Aviation

(LanzaJet)  LanzaJet’s Freedom Pines Fuels achieves ASTM on-spec jet fuel production and full plant operation with breakthrough that serves as a beacon of hope for innovators, farmers, fuel producers, and aviation  --  LanzaJet, Inc., a leading next-gen fuels technology company and fuels producer,

November 13, 2025 Read Full Article

Jackley Asks Feds to Investigate Refiners on Renewable Fuel Mandates

(SDPB) Attorney General Marty Jackley is joining a group of colleagues asking federal officials to investigate whether refiners are following renewable fuel guidelines. The Renewable Fuel Standard program requires large refiners to produce a certain amount of ethanol-blended fuels. Refineries can apply for hardship

November 11, 2025 Read Full Article

Honeywell Carbon Capture Technology to Help Transform Shuttered Power Plant Into Fertilizer Facility Supporting U.S. Farmers

(Honeywell) Honeywell (NASDAQ: HON) today announced that its industry-leading carbon capture technologies will be used by Wabash Valley Resources, LLC (WVR) in an innovative new project to create hydrogen and ammonia fertilizer for America’s farmers, strengthening national energy independence and security. To fund the

November 05, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to the DOE Vehicle Technologies Office Strategy and Impact

by Jim Lane (Biofuels Digest) The VTO drives applied R&D to achieve net-zero carbon emissions in transportation by 2050, focusing on the gap between basic science and commercial development. Key priorities include accelerating battery technology, optimizing vehicle/grid integration, and developing modal

November 03, 2025 Read Full Article

Ethanol Blog: State AGs Accuse Small Refineries of Gaming Renewable Fuel Standard Exemptions While Reporting Strong Profits

by Todd Neeley (DTN Progressive Farmer)  Attorneys general from Nebraska, Iowa and South Dakota have asked federal authorities to take a closer look at small refineries receiving exemptions from the Renewable Fuel Standard, alleging in a letter on Wednesday (October 29,

October 31, 2025 Read Full Article

Clean Fuels Applauds Congressional Letter Supporting Robust RFS Volumes

(Clean Fuels Alliance America)  Clean Fuels Alliance America thanked 49 Senators and Representatives who signed a letter to EPA Administrator Lee Zeldin, urging him to finalize the 2026-2027 RFS rule as quickly as possible and calling for “reallocation of 100% of

October 31, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Decarbonization of Offroad, Rail, Marine, and Aviation Technologies

by Jim Lane (Biofuels Digest) The DORMA program focuses R&D on efficient utilization of renewable fuels, hydrogen, and e-fuels to achieve deep GHG emission cuts across multiple heavy-duty sectors. Technology accomplishments include demonstrating 95% ammonia substitution in marine engines, yielding an

October 30, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to National Impacts of Community-Level Strategies to Decarbonize and Improve Convenience of Mobility

by Jim Lane (Biofuels Digest) This project links the POLARIS, GTT, and TEMPO national modeling tools to assess the national impacts of community-level, convenience-focused decarbonization strategies. This strategic connection extends high-fidelity regional analysis to the nationwide county level. The resulting quantitative

October 30, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Pathways to Net Zero Mobility

by Jim Lane (Biofuels Digest) This project develops “Pathways to Net Zero Mobility” by creating computational models (e.g., Shared Automated Vehicle, SAV) to evaluate system-level impacts of decarbonization strategies across connectivity, electrification, and multimodal operations. Utilizing the POLARIS framework, the research

October 28, 2025 Read Full Article

UBC Researchers Discover Microbes Turning Food Waste into Energy

by uyen (University of British Columbia Vacouver Campus) When 115,000 tonnes of food waste hit Surrey’s processing facility each year, an invisible army goes to work—billions of microbes convert everything from banana peels to leftover pizza into renewable natural gas (RNG).

October 25, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Optimizing Drone Deployment for More Effective Movement of Goods

by Jim Lane (Biofuels Diges) This project optimizes drone deployment for microfreight using an improved optimization model (OMDD) that provides near-optimal fleet solutions in seconds (e.g., 0.01 seconds), greatly enhancing practicality. The public tools, including an Energy Calculator, support industry deployment

October 24, 2025 Read Full Article

Rollins: Stopping Shipping Emissions Fee Was ‘All Hands on Deck’ Effort for Trump Cabinet

by Zack Coleman (Politico Pro) Secretaries Wright, Rollins, Lutnick and others personally called nations to scrap a vote on carbon emissions from global shipping. -- Energy Secretary Chris Wright and Agriculture Secretary Brooke Rollins said Wednesday they personally called countries to push

October 24, 2025 Read Full Article

Policy Insider Blog: Jaw Droppers and Energy Eye Openers

by Allen Schaeffer (Engine Technology Forum)  Yes, there are more than 190,000 miles of liquid petroleum pipelines in the U.S., but none delivering motor fuels to California. ...  A bumper bean crop is being crushed by trade and wavering environmental fuels policy. It's a

October 22, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Simulation of Jet Engine Performance using SAF Blends

by Jim Lane (Biofuels Digest) This research uses exascale computing (PeleLMeX solver) to perform high-fidelity simulations of combustor performance using Sustainable Aviation Fuel (SAF) blends up to 100%. A validated, reduced two-component surrogate chemical kinetic model for HEFA-SPK (74 species)

October 22, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Fuel Effects on Aviation Engine Emissions – A Modeling Tool for SAF Screening

by Jim Lane (Biofuels Digest) This project delivers a low-computational-cost 0-D/1-D reactor network tool to rapidly screen Sustainable Aviation Fuels (SAF). The tool, validated against CFM56 engine data, incorporates reduced chemical kinetic mechanisms for fuel effects on emissions (NOx, CO, PM,

October 21, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to a Low GHG Advanced SI Engine that Can Operate on NG and NG/H2 Blends with Diesel-Equivalent Performance for Off-Road Applications

by Jim Lane (Biofuels Digest) This project develops an advanced Spark Ignition engine operating on Natural Gas (NG) and NG/Hydrogen blends, targeting 45% BTE (diesel-equivalent). Technical advances include coupled 1D/CFD simulations and a novel in-situ CO2/H2O exhaust gas sensor for fast

October 20, 2025 Read Full Article

These Cummins Engines Can Run on Biodiesel

by  Paul Stadden (Jalopnik) ...  Every Cummins automotive/industrial engine can take B5. Furthermore, all on-highway engines happily gulp B20, including any ISX CM570 made after January 2002, all 6.7-liter Cummins-powered Ram pickups, the ISM, ISL, ISV 5.0, ISB, and the

October 18, 2025 Read Full Article

Unlocking the Potential of Biomass Carbon Removal and Storage

by  Charlotte Levy, Stephanie Herbstritt, Kathy Fallon, Zoe Jee (Clean Air Task Force /Carbon 180) During New York Climate Week, Carbon180 joined experts from Clean Air Task Force, Carbon Direct, the National Wildlife Federation, and World Resources Institute to present and discuss the opportunities and challenges

October 18, 2025 Read Full Article

Chipping Away at the Value Proposition of Biofuels

y Doug Durante (Clean Fuels Development Coalition/Governors' Biofuels Coalition)  The RFS, SAF, Tax Credits and smart farming programs are all predicated in part on reducing carbon.  The Trump administration, with little pushback from Congress, has said never mind, we don’t value

October 17, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Plasma-Assisted Pre-Chamber Ignition System for Highly Dilute Stoichiometric Heavy-Duty Natural Gas Engines

by Jim Lane (Biofuels Digest) This research develops a next-generation plasma-assisted pre-chamber ignition system for highly dilute stoichiometric heavy-duty natural gas engines. Key technology includes nano-second pulsed plasma igniters and CFD modeling to optimize prechamber geometry and increase dilution tolerance. The

October 17, 2025 Read Full Article

UN Shipping Agency Delays Decision on Carbon Price under US Pressure

by Enes Tunagur and Jonathan Saul (Reuters) US and Saudi Arabia strongly oppose carbon price on shipping; Trump urged countries to vote no to the emission-reduction measure; Majority of 57 countries voted to delay decision, 47 opposed --   A majority of countries at the

October 17, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Medium Duty Off-Road DME Engine Achieving High Efficiency and Ultra Low Emissions

by Jim Lane (Biofuels Digest) This project develops durable fuel injection systems (FIS) and Ducted Fuel Injection (DFI) for rDME Mixing Controlled Compression Ignition (MCCI) combustion in off-road engines. A core technology advance is utilizing dual FIS development pathways to

October 16, 2025 Read Full Article

Helping Farmers, Boosting Biofuels: New WSU-Led Paper Shows Promising Cover Crop Benefits

by Scott Weybright (Washington State University/WSU Insider) New research has found cover crops that are viable in Washington’s normal “off season” don’t hurt the soil and can be sold as a biofuel source. After harvest, farmland often sits fallow and unused until growers

October 16, 2025 Read Full Article

Ethanol Blog: Trump Administration Grants Loan Guarantee Extension for Gevo on Proposed SAF Plant Plans

by Todd Neeley (DTN Progressive Farmer) Englewood, Colorado,-based Gevo Inc. was granted an extension on a $1.46 billion U.S. Department of Energy loan guarantee on proposed plan to build an ethanol-to-jet sustainable aviation fuel plant in Lake Preston, South Dakota, as

October 16, 2025 Read Full Article

CAER, State Energy and Environment Cabinet Complete Sustainable Aviation Fuel Study

(University of Kentucky Research) The University of Kentucky Center for Applied Energy Research (UK CAER) and the Kentucky Energy and Environment Cabinet (EEC) have completed a risk assessment of representative fats, oils and grease (FOG) feedstocks that can be used to produce sustainable aviation fuel

October 16, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Biodiesel Poisoning of Close-Coupled SCR

by Jim Lane (Biofuels Digest) This research addresses how CC-SCR systems are vulnerable to metal poisoning (Na, K, Ca, Mg) from high-level biodiesel blends. The core technology is utilizing Spaci-MS (Spatial activity/storage mapping) alongside systematic B100-fueled engine aging to link distributed

October 13, 2025 Read Full Article

Local CO2 Solutions: Carbon Capture and Sequestration Opportunities across the U.S. Ethanol Production Sector Are Not All Created Equal.

by Luke Geiver (Ethanol Producer Magazine) ... From plant to plant, the list of variables any leadership team may have to navigate when working to bring a CCS project to bear can seem never-ending and nuanced—even the smallest differences can create

October 13, 2025 Read Full Article

Clean Marine Fuels Are an Enormous Market Opportunity for U.S. Biofuels and Ag—Don’t Let It Sink

by Geoff Cooper (Renewable Fuels Association) There’s an old saying in politics that suggests “if you’re not at the table, you’re on the menu.” Sure, the adage is overused and a bit cliché. But it aptly describes events that will be

October 13, 2025 Read Full Article

Blue Biofuels Concludes DOE Phase 2 SBIR Grant

(Blue Biofuels/Ethanol Producer Magazine) Blue Biofuels is pleased to announce the successful completion of its Phase 2 Small Business Innovation Research grant awarded by the U.S. Department of Energy. Over the past year, this grant has enabled Blue Biofuels to advance

October 10, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Low-Load Cycle Emission Control

by Jim Lane (Biofuels Digest) Focused on enhancing low-temperature SCR activity for hard-to-electrify applications, this project leverages Operando EPR and DFT calculations to study Cu-zeolite kinetics. A key finding is that strong Brönsted acid sites (BAS) enhance low-temperature activity by promoting the hydrolysis

October 10, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Challenges with Renewable Fuels

by Jim Lane (Biofuels Digest)  This project uses atomic-level insights (HAADF-STEM) to understand catalyst durability against biodiesel poisoning and H2-ICE exhaust. Technologically, highly stable Pd-core Pt/Pd-shell structures were identified in commercial catalysts for oxidation. Key findings show high H2O content increases low-temperature SCR

October 09, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Low Greenhouse Gas NOx Control

by Jim Lane (Biofuels Digest) This research fundamentally clarifies N2O formation mechanisms during low-temperature SCR using Cu-zeolite catalysts and advanced characterization (DRIFTS/EPR). Key findings indicate that N2O formation is driven by the gaseous NO2 pool and that Brönsted acid sites (BAS) catalyze NH4NO3

October 08, 2025 Read Full Article

Ethanol Mix Gasoline: Mileage and Engine Impact

(Autoini) Explore ethanol fuel blends and their effects on engines, efficiency, and global adoption. --  Ethanol mix gasoline is becoming more common worldwide as countries aim to cut emissions and reduce oil dependence. Blended fuels such as E5, E10, E20, and E85 are already widely

October 06, 2025 Read Full Article

Trump Set to Cancel West Coast Hydrogen Hubs Amid Shutdown Fight

(Bloomberg/Financial Post) The Trump administration is planning to cancel billions of dollars earmarked for hydrogen projects in California and the Pacific Northwest as part of its first tranche of funding cuts following the government shutdown, according to an administration official. READ

October 06, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Predictive Modeling for 100% SAF Adoption

by Jim Lane (Biofuels Digest) This project utilizes a predictive simulation framework employing LES/DNS and successfully ported models to NekRS (GPU-based) for a 10x speedup. Partners include ANL (PI), UIUC, Convergent Science Inc, and multiple National Labs. Accomplishments include validating ARC-M1

October 06, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to High T and P Characterization of SAF

by Jim Lane (Biofuels Digest)  This project advances SAF qualification by using unique instruments to measure fuel properties (surface tension, density, bulk modulus) at actual turbine engine temperatures and pressures. Partners include NREL, Georgia Tech/GE Aerospace, ANL, and Washington State University.

October 03, 2025 Read Full Article

MBTA Announces Federal Renewable Fuel Standard Program Participation

(Massachusetts Bay Transportation Authority) The MBTA today (September 29, 2025) announced that it has launched a partnership with STX Group to participate in the Federal Renewable Fuel Standard (RFSII) program, an initiative that is expected to generate $4 million of revenue

October 02, 2025 Read Full Article

Ethanol Blog: Biofuels Groups Call For 100% Reallocation of Small-Refinery Exemptions to Uphold RFS Integrity

by Todd Neeley (DTN Progressive Farmer)   U.S. biofuels groups made it clear on Wednesday (October 1, 2025) that only 100% biofuels gallons reallocation of small-refinery exemptions to the Renewable Fuel Standard would be acceptable, in public comments given during a virtual

October 02, 2025 Read Full Article

Energy Dept. Adds ‘Climate Change’ and ‘Emissions’ to Banned Words List

by Zack Coleman (Policito Pro) It is the latest in a series of Trump administration efforts to dispute, silence or downplay climate change. The Energy Department has added “climate change,” “green” and “decarbonization” to its growing “list of words to avoid” at

September 29, 2025 Read Full Article

Skill Baby Skill: The World’s Best Advise on the Everests of Bio-Extraction and Bio-Innovation

by Jim Lane (Biofuels Digest) ... It is about atoms — the reinvention of plastics, cement, fertilizers, magnets. Ninety-nine percent of a sustainable future, as IndieBio’s Alex Kopelyan and Berkeley Lab’s Todd Pray remind us, comes from rethinking what we already

September 26, 2025 Read Full Article

The Digest’s Multi-Slide Guide to Integrated Simulation for Enabling Near-Zero Emission Vehicles

by Jim Lane (Biofuels Digest) This $3.27M project, ending December 2024, aims to demonstrate a Near-Zero Emissions Concept via an integrated engine and aftertreatment simulation platform in GT-SUITE. Key achievements include calibrating an ORNL SCR model for catalyst aging (up to

September 23, 2025 Read Full Article

Bioenergy Research Center Collaboration Brings Plant-Based Fuels Closer to Market

by Chris Hubbuch (Great Lakes Bioenergy Research Center) ... Most recently, GLBRC scientists worked with partners at the Center for Advanced Bioenergy and Bioproducts Innovation (CABBI) and the Joint BioEnergy Institute (JBEI) on an investigation into how different pretreatment methods affect production of fuels and

September 22, 2025 Read Full Article

SWEET Success: DOE Competition Brings GLBRC Science Closer to Market

by Chris Hubbuch (Great Lakes Bioenergy Research Center) MSU student project outlines plan to turn sorghum into a living chemical factory, enabling cheaper sustainable domestic energy  --  ...  Their idea, detailed in the journal Biotechnology Letters, uses machine learning and genetic engineering to

September 22, 2025 Read Full Article

The Digest’s Multi-Slide Guide to Control of Aldehyde Emissions from Alcohol-Fueled Non-Road Engines

by Jim Lane (Biofuels Digest) This FY22-FY25 project, with $400k in FY24 funding, addresses toxic aldehyde emissions from low-lifecycle carbon fuels (LLCFs) in off-road engines. Alcohols like methanol and ethanol form less reactive aldehydes during oxidation. Stable formaldehyde delivery for experiments

September 22, 2025 Read Full Article

Biologists Identify Plant-specific Protein Essential for Survival

(Brookhaven National Laboratory)  Despite their fundamental differences, plants, animals, and fungi share certain metabolic processes. Biologists at the U.S. Department of Energy’s (DOE) Brookhaven National Laboratory have discovered that a unique protein plays a key role in one such process —

September 17, 2025 Read Full Article

National Academies Publish New Report Reviewing Evidence for Greenhouse Gas Emissions and U.S. Climate, Health, and Welfare

(National Academies of Sciences, Engineering and Medicine)  A new report from the National Academies of Sciences, Engineering, and Medicine says the evidence for current and future harm to human health and welfare created by human-caused greenhouse gases is beyond scientific dispute. The report focuses

September 17, 2025 Read Full Article

The Digest’s Multi-Slide Guide to SAF Contrail Modeling

by Jim Lane (Biofuels Digest) This project, 33% complete with $400k in FY24 funding, aims to develop predictive chemistry and particle microphysics models for SAF contrail formation, a major climate impact driver (57.4 mW/m2 Effective Radiative Forcing). A multi-scale ice nucleation

September 15, 2025 Read Full Article

The Digest’s Multi-Slide Guide to Multi-Phase Flow Studies of SAFs

by Jim Lane (Biofuels Digest)  This $550k (exp) + $175k (sim) FY24 project, running until 2027, focuses on X-ray diagnostics and high-fidelity CFD for SAF internal flow and atomization. Critical insights into as-built nozzle geometry (25 µm foreign object, micron-scale helical

September 12, 2025 Read Full Article

Scaling Storage in Brazil: From Ethanol Injection to Offshore Readiness With a National CCS Law

by Fernando C. Hernandez (Journal of Petroleum Technology)  With Brazil enacting South America’s first carbon capture and storage (CCS) law, this article examines the technical and regulatory architecture required to scale CCS deployment and provides exclusive insight into Brazil’s accelerating CCS landscape.  The

September 11, 2025 Read Full Article

The Digest’s Multi-Slide Guide to SAF Combustion and Contrail Formation Research

by Jim Lane (Biofuels Digest) This DOE-funded project, 60% complete with $450k in FY24 funding, investigates Sustainable Aviation Fuel (SAF) combustion and contrail formation, particularly linking soot to ice nucleation. Research shows aromatics produce 4-8 times more soot, with cyclo-alkane blends

September 11, 2025 Read Full Article

The Digest’s Multi-Slide Guide to Renewable Methanol-Fueled Engines for Marine and Off-Road Applications

by Jim Lane (Biofuels Digest) A four-year CRADA (FY23-26) with $2.0M DOE and $2.04M Caterpillar in-kind funding, this project is 35% complete, focusing on methanol as a promising decarbonization fuel for hard-to-electrify applications. Three combustion strategies are investigated, including port fuel

September 10, 2025 Read Full Article

Scientists Use AI to Predict Protein Structure and Function

by Sophia Ramirez (Brookhaven National Laboratory)  Researchers developed an artificial intelligence workflow that could help them grow biofuel crops on infertile soil and protect the plants from infectious diseases  --  Using data from known protein structures and sequences, scientists developed an artificial

September 09, 2025 Read Full Article

The Digest’s Multi-Slide Guide to Predictive CFD Tools for Low-Carbon Fueled Off-Road IC Engines

by Jim Lane (Biofuels Digest) This project, 15% complete as of March 2024, is developing predictive CFD tools for hydrogen and methanol-fueled off-road engines. With $600k DOE funding and $450k industry cost-share in FY24, it aims to address limited understanding of

September 09, 2025 Read Full Article

DOE Study: Ethanol Industry Again Leads Energy Sector in Veteran Presence, Workforce Diversity

(Renewable Fuels Association) The U.S. corn ethanol industry continues to stand out for employing military veterans and maintaining a diverse workforce, according to the 2025 U.S. Energy & Employment Report recently released by the U.S. Department of Energy. Veterans comprise 16 percent of

September 08, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Implementing Low Lifecycle Carbon Fuels on Locomotives

by Jim Lane (Biofuels Digest)  This CRADA project with Wabtec and ORNL focuses on implementing low lifecycle carbon fuels, particularly hydrogen, in locomotive engines. A new research facility at ORNL’s NTRC is being established, featuring a Wabtec single-cylinder engine and extensive

September 08, 2025 Read Full Article

Court Tosses out Biden-Era Fuel Economy Formula for Electric Vehicles

 by Alex Guillén (Politico Pro) The Energy Department "lacks statutory authority" to apply a multiplying factor that boosted the miles per gallon equivalent for electric vehicles, the ruling said. -- The 8th U.S. Circuit Court of Appeals on Friday (September 5, 2025) overturned

September 06, 2025 Read Full Article

Pretreatment Methods Bring Second-gen Biofuels from Oilcane Closer to Commercialization

by April Wendling (Center for Advanced Bioenergy and Bioproducts Innovation (CABBI)) In collaboration with other Bioenergy Research Centers (BRCs), researchers at the Center for Advanced Bioenergy and Bioproducts Innovation (CABBI) are developing industrially feasible techniques for second-generation biofuel production from oilcane,

September 05, 2025 Read Full Article

Major Changes to SBIR Program Debated as Reauthorization Deadline Nears

by Jason Miller (WTOP Federal News Network) The Small Business Innovation Research program expires on Sept. 30 and there is little agreement on what the future of the program will look like. -- The reauthorization of the Small Business Innovation Research program

September 05, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Hydrogen Combustion for Locomotive Engines via CFD

by Jim Lane (Biofuels Digest) This project develops and validates advanced CFD tools for hydrogen combustion in large-bore locomotive engines, aiming for up to 100% H2 operation. Simulations evaluated hydrogen substitution rates, diesel injection parameters, and compression ratios on combustion performance.

September 05, 2025 Read Full Article

Trial at Sea: A Yacht Powered by Cooking Oil Tests Biodiesel’s Range

by Ray Bogan (Straight Arrow News) ... Recently, the owners of the 48-foot Mack Attack emptied the fuel tank of its petroleum diesel and filled it with RD99, a biodiesel refined from cooking oil and animal fats.  From idle to wide open

September 05, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Off-Road Decarbonized Fuel Transient Performance

by Jim Lane (Biofuels Digest) This project evaluates the transient performance of Hydrogen Internal Combustion Engines (H2-ICEs) for off-road vehicle decarbonization. Utilizing an Engine-in-Loop (EIL) facility, the team demonstrated closed-loop tractor duty cycles with a Navistar diesel engine, developing and validating

September 04, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Slashing PGM in Catalytic Converters

by Jim Lane (Biofuels Digest) This “atoms-to-autos” project aims to reduce Platinum Group Metal (PGM) use in catalytic converters by 50%. It focuses on developing catalysts with single-atoms or small ensembles of palladium and rhodium, alongside engineered support materials for enhanced

September 03, 2025 Read Full Article

Corn Growers Fuel Ethanol Innovation in Ag Equipment

by Cindy Zimmerman (Energy.AgWired.com)  Support from the National Corn Growers Association (NCGA) and its state corn grower associations is allowing Clemson University and John Deere to move forward on Department of Energy (DOE) project that could increase the use of ethanol in agricultural

September 03, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Low Lifecycle Carbon Fuel Combustion Models

by Jim Lane (Biofuels Digest) This project develops predictive combustion and emission models for low lifecycle carbon fuels (LLCFs) across hard-to-decarbonize sectors. Key advancements include improved kinetic models for sustainable aviation fuel (SAF) components like cyclohexane and methylcyclohexane, and a novel

September 02, 2025 Read Full Article

Study Unearths Rich Data for Better Bioenergy Crops

by Stephanie Seay (Oak Ridge National Laboratory) Scientists developed a new approach to study the molecular makeup of the plant soil environment, yielding data that can drive innovations for better energy and food crops. -- Scientists at the Department of Energy’s Oak

September 01, 2025 Read Full Article

Change Phase II Small Business Programs from Grants to US Investments: It’s Needed to Get Innovations to Market

by Dr. Gordian* (Special to Advanced Biofuels USA) The recent action by the US government to take a $10 billion equity position in the chip manufacturer, Intel, offers an exciting way to push US Small Business to the forefront of

August 25, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Modeling Farmer Adoption and Bioenergy Supply Chain Evolution

by Jim Lane (Biofuels Digest) Biofuel production faces hurdles from slow technology and supply chain uncertainties. This study uses an innovative Agent-Based Modeling (ABM) approach to simulate farmer behavior and land allocation for biomass. ABMs show producer adoption impacts biorefinery supply

August 23, 2025 Read Full Article

August 2025 Decisions on Petitions for RFS Small Refinery Exemptions

(U.S. Environmental Protection Agency)  On August 22, 2025, EPA announced its decisions on 175 individual small refinery exemption petitions from 38 refineries seeking an exemption from their Renewable Fuel Standard obligations for the 2016–2024 compliance years. In consultation with the Department

August 22, 2025 Read Full Article

EPA Tells Court It Has ‘Developed a New Approach’ for Reviewing SREs

by Erin Krueger (SAF Magazine) The U.S. EPA announced it has “developed a new approach” for reviewing small refinery exemptions (SREs) in a document filed with the U.S. Court of Appeals for the Tenth Circuit on Aug. 19. The agency is

August 21, 2025 Read Full Article

Gevo Shifts Resources to Proposed North Dakota SAF Project

by Erin Krueger (Ethanol Producer Magazine) Gevo Inc. on Aug. 11 released second quarter results, reporting positive net income and positive adjusted EBTIDA for the period. The company also confirmed it is prioritizing development of a 30 MMgy ethanol-to-jet project in

August 19, 2025 Read Full Article

Southwest Airlines Sells Renewable Fuels Unit to Conestoga Energy - Report

(Investing.com/AI)  Southwest Airlines Co. sold its renewable fuels unit to Conestoga Energy as the carrier reduces its climate initiatives after years of limited industry progress, Bloomberg News reported on Thursday. Conestoga Energy, a major low-carbon intensity biofuel provider, said it purchased Saffire Renewables

August 15, 2025 Read Full Article

Paper: Decarbonize Agriculture by Expanding Policies Aimed at Low-Carbon Biofuels

by Diana Yates (University of Illinois Urbana-Champaign)  A team of agricultural economists, environmental scientists and policy experts envisions a path toward a carbon-neutral agricultural future by expanding the reach of policies designed to promote low-carbon biofuels for transportation and aviation. In

August 15, 2025 Read Full Article

The Rise and Fall of a Once Promising Biofuel

by Kurt Schuparra (Capitol Weekly) OPINION – Late last year, the California Air Resources Board updated the state’s Low Carbon Fuel Standard (LCFS), which aims to reduce the carbon intensity (i.e., greenhouse gas emissions) from the diesel fuel and gasoline sold

August 15, 2025 Read Full Article

GranBio and RYAM Sign MOU to Explore Cellulosic SAF Project at Jesup Facility

(GranBio/CISION) GranBio LLC, a pioneer in biochemicals and biofuels, announced today (July 31, 2025) the signing of a Memorandum of Understanding (MoU) with Rayonier Advanced Materials Inc, the global leader in cellulose specialty products, to jointly explore the development of a

August 01, 2025 Read Full Article

A Critical Review of Impacts of Greenhouse Gas Emissions on the U.S. Climate Public Comment DEADLINE September 2, 2025

(U.S. Department of Energy)  On July 29, 2025, the Department of Energy (DOE) published a report entitled A Critical Review of Impacts of Greenhouse Gas Emissions on the U.S. Climate, evaluating existing peer-reviewed literature and government data on climate impacts of Greenhouse

July 30, 2025 Read Full Article

EPA Moves to End Climate Regulation under Clean Air Act Public Comment DEADLINE September 15, 2025

by Jake Spring and Anusha Mathur (Washington Post)  The Environmental Protection Agency on Tuesday announced a proposal to rescind the landmark legal opinion that underpins virtually all of its regulations to curb climate change. The move would end EPA regulations on greenhouse

July 29, 2025 Read Full Article

Key House Bills Foster Aviation Sustainability, Energy Independence

(Climbing. Fast) The U.S. House of Representatives Appropriations Committee recently advanced critical language in two key Fiscal Year 2026 appropriations bills recognizing the importance of sustainable aviation fuel (SAF) and the role it plays in decarbonizing aviation. In the FY26 House Agriculture

July 28, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Heavy-Duty H2 Combustion

by Jim Lane (Biofuels Digest)  Sandia National Laboratories is advancing hydrogen internal combustion engines (H2ICE) for hard-to-electrify sectors, targeting 2024-2027 market entry. Key findings: increased swirl improves H2 mixing, yet cyclic variability remains. Crucially, hydrogen significantly delays hydrocarbon auto-ignition, providing new

July 28, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Alcohol Combustion in CI Engines

by Jim Lane (Biofuels Digest)  This presentation highlights ethanol/methanol for off-road decarbonization, despite their low ignitability for compression ignition. Pilot injections are key, creating a flame kernel to ignite main sprays. Ethers improve ignitability but reduce efficiency in single-fuel blends, lowering

July 25, 2025 Read Full Article

Let’s Rethink the Renewable Fuel Standard

by Kristen Walker (American Consumer Institute/Real Clear Energy)  ... Small independent refineries are also paying a heavy price. Lacking the capacity to blend fuels, they are required to purchase the compliance credits known as Renewable Identification Numbers (RIN). As RIN prices

July 25, 2025 Read Full Article

DOE Seeks Comments on Process to Determine 45Z Provisional Emissions Rates DEADLINE September 22, 2025

by Erin Krueger (Ethanol Producer Magazine) The U.S. Department of Energy’s Office of Energy Efficiency and Renewable Energy is soliciting public comments on a preliminary plan for determining provisional emissions rates (PER) for the purposes of the 45Z clean fuel production

July 24, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to DNS/LES and Modeling of SAF Flame Stabilization

by Jim Lane (Biofuels Digest) High-fidelity simulations are crucial for Sustainable Aviation Fuel (SAF) combustion modeling. DNS of aero-combustors shows premixed flames dominate heat release, with edge flames re-igniting extinction regions via coupled deflagration and ignition. Crucially, edge flames cause turbulent

July 24, 2025 Read Full Article

Congressman Flood Introduces the Sustainable Aviation Fuel Information Act

(Office of Congressman Mike Flood (R-NE 1st)  U.S. Congressmen Mike Flood (NE-01) and Congressman Troy A. Carter, Sr. (LA-02) announced that they introduced the Sustainable Aviation Fuel (SAF) Information Act. This bill would direct the United States Energy Information Administration (EIA) to

July 23, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Alcohol Spray and Hydrogen Jet Experiments and Modeling

by Jim Lane (Biofuels Digest) This project supports off-road engine decarbonization via methanol and hydrogen, emphasizing injection challenges. Methanol experiments reveal significant plume collapse and accelerated inter-plume regions under flash-boiling, with slow evaporation causing potential wall wetting. Hydrogen jet studies show

July 22, 2025 Read Full Article

BETO Announces the Department of Energy AlgaePrize 2023 - 2025 Grand Champion

(U.S. Department of Energy)  The U.S Department of Energy (DOE) Bioenergy Technologies Office (BETO), in partnership with the Algae Foundation and NREL, announced the grand champion and top four winning teams of the 2023 - 2025 U.S. Department of Energy AlgaePrize Competition!  Launched in 2022 and in its

July 21, 2025 Read Full Article

Tax Credits Drive Carbon Capture Deployment in our Annual Energy Outlook

by Will Sommer, Jeff Bennett, Kendyl Partridge, and Anna Cororaton (Today in Energy/U.S. Energy Information Administration)   In our recently published Annual Energy Outlook 2025 (AEO2025), we introduce our new Carbon Capture, Allocation, Transportation, and Sequestration module (CCATS), which allows us to model carbon

July 21, 2025 Read Full Article

Exiled Biden Officials Release Carbon Technology Wish List

by Corbin Hair (Politico Pro Climatewire) The group identified about 30 climate policies. Some of them might even find bipartisan support. -- Veterans of the Biden-era Department of Energy have developed a list of policies for advancing technologies to capture carbon dioxide

July 16, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to Waste-to-Energy Innovations for SAF

by Jim Lane (Biofuels Digest)  This presentation highlights the vast potential of 180-220 million tons of waste for energy, addressing rising disposal costs and significant GHG emissions. Key innovations include AMP Robotics’ AI-powered MSW sorting with 99% accuracy and improved MSW

July 03, 2025 Read Full Article

How Chris Wright Is Remaking the National Labs

by Brian Dabbs, Christa Marshall  (E&E News Energywire) The DOE secretary’s proposed budget would slash research programs and boost efforts “to reindustrialize America, to win the race on AI, and to stop the huge upward pressure on electricity prices.” ... The Trump administration’s fiscal

June 30, 2025 Read Full Article

Work With Us: Energy Technology Proving Ground - Biomass and Waste Processing Dr. Lynn Wendt Webinar Presentation

(U.S. Department of Energy) Dr. Lynn Wendt serves as the Laboratory Relationship Manager to the U.S. Department of Energy’s Bioenergy Technologies Office (BETO). Dr. Wendt is also a senior research scientist in the Energy and Environment Science and Technology Directorate at

June 30, 2025 Read Full Article

Sustainable Aviation Fuel Is Key to America’s Energy Dominance Agenda

by Michael McAdams (Advanced Biofuels Association/Real Clear Energy)  Sustainable Aviation Fuel (SAF) has moved from the margins of energy policy to the forefront of America’s energy future. Once viewed as a long-shot innovation, SAF is now a commercially viable, rapidly scaling

June 25, 2025 Read Full Article

Technical Track on Biomass Carbon Removal and Storage (BiCRS)

(Biofuture Platform) Consistency check comparing Mission Innovation’s Data Visualization Tool for Bioresources and the Clean Energy Ministerial Biofuture Initiative Global Biomass data accessible via the US Department of Energy’s Bioenergy Knowledge Discovery Framework (KDF). The Mission Innovation (MI) Carbon Dioxide Removal (CDR)

June 20, 2025 Read Full Article

Datavault AI to Deploy AI-Driven Supercomputing for Biofuel Innovation

(Datavault AI) Computational Modeling and High Performance Computing (HPC) to Optimize Biofuel Digital Twins and Support U.S. Energy Independence  --   Datavault AI Inc. (Nasdaq: DVLT), leading the way in AI data experience, valuation and monetization, is poised to develop an AI-driven multi-modal

June 18, 2025 Read Full Article

The Digest (aka Biofuels Digest) Publishes Links to Recorded Presentations: On Demand and FREE!

(Biofuels Digest)  400+ never previously released recorded presentations and programs -- On demand & free! Just pick and click! Popular programs such as The Wolfpack, Digest Connect, ReEnergize, The Dish, more ALBC releases than ever, and more! The 2025 ABLC Presentations Pavel Molchanov, SVP,

June 11, 2025 Read Full Article

The Digest’s 2025 Multi-Slide Guide to a Resilient US Bioeconomy

by Jim Lane (Biofuels Digest) Valerie Reed, Director of the USDOE Bioenergy Technologies Office (BETO), discussed building A Resilient US Bioeconomy. She outlined benefits including job creation, strengthening national security via domestic supply chains, supporting ethanol producers, investing in communities, improving

June 11, 2025 Read Full Article

Carbon Capture Comes Back Down to Earth

by David Gelles (New York Times) ... There are also new questions about the viability of some prominent carbon capture technologies. Climeworks’ flagship plant in Iceland, which uses so-called direct air capture to scrub carbon dioxide from the sky, removed just a sliver

June 11, 2025 Read Full Article

ACE: Unlocking New Market Opportunities Based on Agriculture Practices Highlighted at Fuel Ethanol Workshop

(American Coalition for Ethanol/Ethanol Producer Magazine) A panel at the 2025 Fuel Ethanol Workshop will spotlight how agricultural conservation practices can create new markets and profit opportunities for ethanol producers and farmers. Titled "Turning Agricultural Practices into Low-Carbon Farming Success,” .... Moderated by American

June 10, 2025 Read Full Article
Nearly 55,000 articles in our online library!

Use the categories and tags listed below to access the nearly 50,000 articles indexed on this website.

Advanced Biofuels USA Policy Statements and Handouts!
Our Sponsors
FREE Subscription! Advanced Biofuels USA events calendar; policy and actions; education newsletters
Donate
ARCHIVES
CATEGORIES
tags
Advanced Clean Fleets Rule 100 octane 100% SAF (Sustainable Aviation Fuel) 103 octane 105 octane 108 octane 109 octane 110 octane 113 octane 119 octane 2016 US House and Senate Campaigns 2016 US Presidential Campaign 2018 US Senate and House Campaigns Other Election Activities 2020 Election 2022 Election 2022 US Senate and House Campaign 2024 Election 2025 Elections 2026 Elections 2nd generation biofuels 3-D 30C alternative fuel vehicle refueling property credit 3D printing 3rd generation biofuels 4-H 40A Biodiesel and Renewable Diesel Tax Incentive 40B Sustainable Aviation Fuel Tax Credit 45Q Carbon Oxide Sequestration Tax Credit 45V Hydrogen Production Tax Credit 45X Advanced Manufacturing Production Tax Credit 45Z Clean Fuel Production Tax Credit 48C Advanced Energy Project Tax Credit 48E Clean Electricity Investment Tax Credit 4th generation fuels 7% solution 81 Octane 84 octane 85 octane 87 octane 88 octane 89 octane 90 octane 91 octane 92 octane 93 octane 94 octane 95 octane 96 octane 98 octane A20 (20% methanol/bioethanol) abatement abu Abu Dhabi acacia acai seeds acetate acetic acid acetone acid acid hydrolysis adaptive evolution additional carbon additionality adequate/inadequate domestic supply Administrative Procedure Act adsorption Advanced Biofuel Payment Program advanced biofuel prices Advanced biofuels advanced biofuels production Advanced Clean Cars II Rule (ACC and ACCII) Advanced Clean Trucks Rule advanced ethanol advanced ethanol tax credit advertising campaign aerobic digestion aerosols Affordable Clean Energy Program (ACE) afforestation Afghanistan Africa AGARDA (Agriculture Advanced Research and Development Authority) agave aggregation Agricultural Conservation Easement Program (ACEP) agricultural economics Agricultural Policy Agricultural waste/residue Agriculture agrivoltaic/agrovoltaic agroforestry agrofuels agronomy Air Force air pollution control Air Pollution Policy air quality Aircraft engine emissions airports Alabama Alaska Albania albedo Alberta albizia alcohol fuel cells alcohol fuels alcohol-to-diesel alcohol-to-gasoline alcohol-to-jet (ATJ)/ethanol-to-jet (ETJ) alfalfa algae algae contamination algae cultivation algae extraction algae harvesting algae parity algae separation algal biofuels Algeria Algiers alkaline exchange membrane (AEM) alkanes alkenes alkylate alligator fat almond almond hulls shells alternative energy vehicles alternative fuels Alternative Fuels Credit alternative fuels excise tax credit Alternative Fuels Tax Credit (AFTC) aluminum Amazon American Le Mans Series (ALMS) ammonia ammonia fiber explosion (AFEX) ammonia fuel cell ammonia price ammonia terminal ammonia-fueled aircraft amylose anaerobic digestate anaerobic digester/digestion and Energy Use in Transportation Model Angola anhydrous ethanol animal bedding animal fat animal feed animal waste Antactica Antarctica antibiotics antitrust apple Appropriations APR (Aqueous Phase Reforming) aquaculture aquatic organisms Arabidopsis arabinose ARCA Archaea Architecture Arctic Argentian Argentiina Argentina Arizona Arkansas Armenia Army Corps of Engineers aromatics aromatics price ARPA-C ARPA-E ARPA-Terra arrandi artificial intelligence Aruba Asia Asia Pacific asphalt/bitumen ASTM ASTM 6866 ASTM D1655 ASTM D2880 ASTM D396 ASTM D4054 ASTM D4806 Denatured fuel ethanol ASTM D4814 ASTM D5798 ASTM D6751 ASTM D7467 (B6-B20) ASTM D7544 ASTM D7566 (Standard Specification for Aviation Turbine Fuel Containing Synthesized Hydrocarbons) ASTM D7862 ASTM D7875 ASTM D7901 (DME-Dimethyl Ether for Fuel Purposes) ASTM D8076 ASTM D8181 ASTM D975 ASTM E3050 Denatured Ethanol for Cooking ASTM E3146 ASTM standards ASTM WK55232 (D02) ASTM WK63392 ATJ-SPK (Alcohol to Jet Synthetic Paraffinic Kerosene) Atlantic Canada atmosphere Atomic Energy Commission (AEC) Australia Australian pine Austria Auto manufacturer automotive aviation aviation fuel (SAF) benefits aviation fuel (SAF) mandates aviation fuel (SAF) price aviation fuel (SAF) production aviation fuel (SAF) pumps/delivery aviation fuel (SAF) tax credit aviation fuel (SAF) terminal Aviation Fuel/Sustainable Aviation Fuel (SAF) Aviation Gasoline/AvGas avocado award awards/recognition Azerbaijan. b B0 B10 B100 B100 pumps B11 B12 B12.5 B13 B14 B15 B16 B17 B19 B2 B20 B24 B25 B3 B30 B30 pumps B30RD10 B33 B35 B4 B40 B45 B49 B5 B50 B50RD50 B6 B60 B7 B70 B75 B8 B80 B98 B99 Babados nut tree babassu bacteria bagasse Bahamas Bahrain bamboo banana banana stems Bangladesh bankruptcy Barbados barge barley barley fiber barley protein barley straw Basque batteries Battery Electric Vehicles (BEV) bauxite beauty leaf tree beaver beer bees Belarus Belgium Belize Benin benzene Bermuda Bhutan big bluestem big data Big Food Big Oil/Oil Majors BIGoil billion ton study bio Bio LPG (Bio Liquid Petroleum Gas) bio-based diesel benefits bio-based economy Bio-CNG price Bio-CNG pumps Bio-CNG/RNG terminal bio-LNG (Liquified Natural Gas) Bio-LNG Pumps (Liquified Natural Gas) Bio-LNG terminal bio-natural gas bio-NGV (natural gas for vehicles) bio-oil/pyrolysis oil bio-SPK (bio derived synthetic paraffinic kerosene) biobased Biobased Market Access and Development Grants Biobased Markets Program biobased materials Biobased Product Manufacturing Assistance Program biochar biochemical conversion BioChemicals/Renewable Chemicals biociiesel bioconversion Biocrude/Green Crude/SynCrude biodegradable biodiesel biodiesel blend wall biodiesel EN 14214 Biodiesel Fuel Education Program biodiesel pipeline biodiesel prices biodiesel production biodiesel pumps biodiesel quality biodiesel standards biodiesel tax credit biodiesel technologies biodiesel terminal biodiversity bioeconomy bioelectricity bioelectrochemical conversion bioenergy Bioenergy Program for Advanced Biofuels Bioenergy with Carbon Capture and Storage (BECCS) biofoundry biofuel cells biofuel consumption Biofuel Crops biofuel distribution Biofuel Infrastructure Partnership (BIP) biofuel producer tax credit biofuel production biofuel tax credit biofuel terminal Biofuels Biofuels Directive biofuels education Biogas Biogas pipeline Biogasoline/Renewable Gasoline Biogasoline/Renewable Gasoline pumps biogenic carbon biogenic emissions Bioheat biohydrocarbons biohydrogen BioIsoprene BioMADE biomanufacturing biomass Biomass Carbon Removal and Storage (BiCRS) Biomass Crop Assistance Program (BCAP) biomass hydrolysis biomass oil biomass recalcitrance Biomass Research and Development initiative (BRDI) biomass sorghum Biomass to Liquid (BTL) biomass transportation biomaterials bioplastics biopower BioPreferred bioproducts biopropene bioprospecting BioRefineries/Renewable Fuel Production Biorefinery Assistance Program (BAP) old 9003 Biorefinery Renewable Chemical Biobased Product Mfgr Assistance 9003 Program BioRenewable-1 (BR-1) BioSNG Biotechnology birch bitter orange black carbon black grease black liquor black locust black soldier fly Blend wall blender blender pumps Blenders Credit blending blendstock blockchain blue carbon boat fuel boiler/furnace fuel Bolivia bolt-on Bonaire bonds book-and-claim border tax Borneo Bosnia and Herzegovina Botswana BQ-9000 Brachiaria bracken brackish water brash Brassica Brazil breadfruit/ulu breweries brine British Columbia broker brown grease brownfields Brunei Btu's BTX (Benzene Toluene Xylene) Bu12.5 Bu16 Budget building block chemicals Bulgaria bunker bunker oil Bureau of Land Management (BLM) Burkina Faso Burma Burundi buses Business and Industry Program (B&I) business law business resources Business/General Aviation butadiene butandeiol (bio-BDO) Butane butanediol butanol emissions butanol/biobutanol butyl acetate butylene butyric acid by c C1 C2 C21 C3 sugar C4 grasses C5 sugar C6 sugar Cabo Verde cactus cactus pear cagaita calibration California California Air Resources Board (CARB) Calophyllum hawthorn Cambodia Camelina camels Cameroon Canad Canada Canary Islands canary reed grass canarygrass candle nut cannabis canola straw Canola/Rapeseed cap-and-invest cap-and-trade capybara capybras carbohydrates carbon carbon capture and storage (CCS) carbon capture and utilization (CCU) carbon capture/Class VI wells carbon cost carbon credit carbon credit markets carbon cycle carbon debt Carbon Dioxide (CO2) carbon efficiency carbon emissions carbon fiber carbon insets Carbon Intensity (CI)/Carbon Footprint carbon life cycle carbon markets Carbon Monoxide (CO) carbon negative carbon neutrality carbon offsets carbon pipeline carbon price carbon recycling carbon removal carbon sink carbon standard carbon tax Carbon tax border adjustments carbon tax-and-dividend carbon terminal carbon user fee Carbon Utilization and Biogas Education Program carbon-14 testing carbon-efficient fuels carbon/CO2 sequestration carcinogens cardoon Caribbean carinata carinata/brassica carinata carob CAS Registry cashew cashew apple Cashew Nut Shell Liquid (CNSL) CASI Cassava cassava price cassava pulp cassava stalk castor bean castor stalk catalysis catalysts catalytic decarboxylation catalytic hydrothermal conversion catalytic hydrothermal conversion-to-jet (CHCJ) catalytic hydrothermal gasification catalytic hydrothermolysis jet CHJ pathway cattails cattle cavitation CBD (cannabidiol) CBG (compressed biogas) cell culturing cellulase enzymes cellulose cellulosic biofuel Cellulosic biomass cellulosic diesel Cellulosic ethanol cellulosic ethanol price cellulosic feedstock cellulosic production tax credit cellulosic sugars Cellulosic Tax Credit cellulosic waiver credit cement Central African Republic Central America Certificate Program Certificates of Origin (COs) certification certification fuels cesium cetane Chad change in soil condition charging stations CHCJ-5 chemical-looping hydrogen method Chesapeake Bay chicken feathers chickens Chile Chili China chitin chp chromium chufa/cyperus esculents/nutsedge CIA circular economy citrus citrus greening disease Citrus Peel clean air Clean Air Act (CAA) clean diesel Clean Fuel Standard/Policy (CFS) Clean Heat Standards Clean Power Plan (CPP) Clean Trucks Plan Clean Water Act climate change Climate Change Adaptation climate change effects climate change mitigation climate legislation climate smart/modern/conservation agriculture closed-loop system Clostridium thermocellum cloud point clover cmelina CNG Conversion kit co co-generation co-location Co-op Extension co-operative co-processing co-products CO2 Electrolysis CO2 neutral fuels CO2Removal Certificates (CORCs) coal Coal and Biomass to Liquid (CBTL) Coast Guard coastal habitat conservation coastal hay cobalt cock's foot coco coco methyl ester (CME) cocoa cocoa husks Coconut coffee coffee cherries coffee grounds coffee pulp cold flow cold-tolerance college/university Colombia Colorado combined heat and power (CHP) Comment Request commercial flights commercialization commissioning commo Commodity Credit Corporation (CCC) Commodity Futures Trading Commission (CFTC) commodity trading common reed Community activity community college Community involvement/engagement community scale Community Wood Energy Program competition compliance compliance credits compost Compressed Natural Gas (CNG/R-CNG/bioCNG) compression ratios compression-ignition engine computer simulation concrete condensate Congo Congressional Budget Office (CBO) Congressional Review Act Connecticut Conservation Reserve Program (CRP) Conservation Stewardship Program (CSP) construction and demolition waste/debris consumer education contamination contest contrails conversion technology Cook Islands cook stoves cooking fuel cooperatives COP21 COP22 COP23 COP24 COP25 COP26 COP27 COP28 COP29 COP30 copper coppice CORCs (CO2 Removal Certificates) cordgrass corn bran Corn cobs corn ethanol corn fiber corn growers corn harvest corn kernel corn meal corn oil corn oil/distillers corn oil (DCO) corn prices corn stalks corn stover corn supply corn surplus corn syrup corn-based products corn/maize Corporate Average Fuel Economy (CAFE) standards corporate social responsibility corrosion corruption CORSIA (Carbon Offsetting and Reduction Scheme for International Aviation) cosmetics Costa Rica cotton cotton seed hulls cotton seed oil cotton stalk cottonwood Council on Environmental Quality county cover crops cow rumen cracking Crambe crassulacean acid metabolism plants (CAM) crimes criteria pollutants Croatia crop crop insurance cropland croton crowdfunding crude lignin oil (CLO) crude oil Cruise Ships Cuba cup plant cuphea currency/foreign exchange policy curriculum cusi Customs and Border Protection cutworm caterpillars cyanobacteria (blue-green algae) cylindro Cyprus Czech Republic d D-3 (cellulosic) RINs D-4 (bio-based diesel) RINs d-5 D-5 (advanced biofuel) RINs D-6 (renewable fuel) RINs D-7 RINs (Cellulosic Diesel) D-8 (proposed) RINs D20 (20%DME) D5 (5%DME) dairy waste dandelion DARPA date kernel oil date palm date palm pits date palm waste Dates DDGS (distiller’s dried grains with solubles) dead zone decanol decision-support tool deep water drilling Defense Logistics Agency (DLA) Defense Production Act deficit definitions deforestation defossilization Dehydration Delaware DeltaWing demonstration demonstration scale/unit Denmark densify density Department of Agriculture (USDA) Department of Commerce Department of Defense (DOD) Department of Education Department of Energy (DOE) Department of Health and Human Services Department of Homeland Security Department of Justice Department of Labor Department of the Interior Department of Transportation (DOT) depolymerization depots dextrose dfdsffsfdfsf diatoms diesel Diesel Emissions Reduction Act (DERA) diesel fuel blendstock diesel prices Diesel R5 diesel with renewables diesel-range hydrocarbons diesel-to-biodiesel conversion diethyl ether digital Digital Biology diisobutylene (DIB) dilute acid hydrolysis pretreatment DIN 51605 DIN EN 15376 (Ethanol blending component) direct air capture direct injection direct ocean capture Direct Sugar to Hydrocarbon Conversion (DSHC) direct-to-fuel directed evolution dispense distillates distillation distilled biodiesel distilled palm methyl ester (DPME) distilleries distributed/centralized distribution distribution capacity distribution waiver diversification divestment DME/rDME (dimethyl ether)/renewable DME DMF (2.5-dimethylfuran) Dominican Republic double cropping drawdown Drones/Unmanned Aerial Vehicles (UAV) drop-in biofuels/hydrocarbons drought drought tolerant drought-resistant dry ice dual cropping dual-fuel/flex fuel ships Dubai duckweed e e-diesel e-LNG (synthetic/electro Liquified Natural Gas) e-methanol e-NG (synthetic natural gas) E. coli E0 E0 price E1 E10 E10 certification fuel E10 price E100 E100 conversion kit E10M90 ethanol/methanol E11 E12 E13 E15 E15 price E15 pumps E2 E20 E20 price E20 pumps E22 E25 E25 pumps E27 E3 E30 E30 capable E30 certification fuel E30 optimized E30 price E30 pumps E35 E4 E40 E40 conversion kit E40 pumps E5 E5 price E50 E55 E6 E7 E70 diesel E75 E78 E8 E80 E85 E85 conversion kit E85 optimized engines E85 price E85 pumps E90 E92 E95 E97 E98 earthquakes East Africa Eastern Europe economic development Economic Development Administration economic modeling economic policy economics Ecosystems Services Ecuador ED7 (7% ethanol 93% diesel) ED95 education Education Series 3030 educational business private educational tour EERE efficiency egg shell Egypt El Salvador Electric aircraft Electric Car/Electric Vehicle (EV) electric car/Electric Vehicle (EV) Prices electric grid electricity electricity price electricity/power generation electricity/power transmission electrocatalysis electrochemical electrochemical cell electrofuels (e-fuels) electrofuels (e-fuels) prices electrolysis electrolytic cation exchange electromethanogenesis (ME) electrons Elephant grass/Napier grass elephants embargo eminent domain emissions emissions standards EN 15751 EN 15940 EN 16709 EN 228 EN 590 EN228 (standard pump gasoline) end user end-of-life Endangered Species Act (ESA) Energy Bill energy cane energy consumption energy crops energy density energy dominance energy grasses energy independence Energy Independence and Security Act of 2007 (EISA) Energy Information Administration (US EIA) energy law energy policy energy prices energy reserves Energy Return on Energy Invested (EROEI or EROI) energy security Energy Security Trust energy storage enforcement engine Engine Development engine problems Engine/Fuel Co-optimization engineering England enhanced oil recovery (EOR) entrepreneur environment environmental attributes environmental impact study (EIS) environmental justice/socially inclusive environmental policy Environmental Quality Incentive Program (EQIP) Environmentalists Enzymatic enzymatic conversion enzymatic depolymerization enzymatic hydrolysis enzyme production enzyme recycling Enzyme solicitation enzymes EPA (Environmental Protection Agency) EPACT (Energy Policy Act) Equatorial Guinea equipment eRINs/electric pathway Eritrea erosion control EROWI (Energy Return on Water Invested) ESG (Environmental Social Governance) esterification Estonia Eswatini/Swaziland ETBE (ethyl tert-butyl ether) etha ethane ethanol ethanol benefits ethanol blend wall ethanol blended diesel ED ethanol blends/ethanol flex fuels ethanol emissions ethanol ether diesel fuel ethanol fire ethanol fuel cells ethanol hybrid ethanol pipeline ethanol prices ethanol production ethanol pumps ethanol tax ethanol terminal ethanol to gas ethanol tolerance ethanol-fueled aircraft Ethanol-to-Gasoline (ETG) ethanol/bioethanol ethanol/diesel ethanol/methanol synthesis ethanol2G Ethiopia Ethiopian mustard ethyl levulinate (EL) ethylbenzene ethylene ets eucalyptus Euglena European Emissions Trading System (ETS) European Union (EU) eutrophication executive order executive order--state Extended Range Electric Vehicle (EREV) externalities extremophiles f F Factor F-24 F-34 F-76 (Marine Diesel) F-T FAEE FAEE (fatty acid ethyl esters) Fair trade False Claims Act FAME (Fatty Acid Methyl Ester) Farm Bill Farm Bureau farm equipment farm policy Farm to Fleet Farm to Fly farmers farming farnesane farnesene Fats fecal sludge Federal Aviation Administration (FAA) Federal Bureau of Investigation (FBI) Federal Emergency Management Agency (FEMA) Federal Energy Regulatory Commission (FERC) Federal Highway Administration (FHWA) federal land Federal Railroad Administration Federal Reserve Bank Federal Trade Commission (FTC) Federal Transit Administration (FTA) feed Feed In Tariffs (FIT) feed prices Feedstock Flexibility Program for Bioenergy Producers feedstock logistics feedstock material feedstock prices feedstock storage feedstock terminal feedstock transportation Feedstocks fermentation ferry fertilizer fiber Fiji Financing Finland Fischer-Tropsch Synthetic Kerosene with Aromatics (FT-SKA) Fischer-Tropsch Synthetic Paraffinic Kerosene (FT-SPK) Fischer-Tropsch Synthetic Paraffinic Kerosene with Aromatics (FT-SPK/A) Fischer-Tropsch/FT fish feed fish oil fish waste fit for purpose Fixed Base Operator (FBO) flameleaf sumac flavors flax fleet turnover Fleets fleshings flex-fuel vehicles (FFV) flight tests Flightpath flixweed/tansy/herb-Sophia flood-prone soil Florida flue gas FOAK (First of a Kind) FOG (Fats/Oils/Grease) follow-the-crop food Food and Agriculture Organisation (FAO) Food and Drug Administration (FDA) food and fuel food policy food prices food processing waste food safety food security food vs biomaterials/bioplastics food vs fuel food waste for forage forage sorghum forecasts foreign oil Foreign Policy forest Forest Biomass for Energy forest biotechnology forest residue/waste Forest resources Forest Service forestry forklifts Formate formic acid fossil carbon fossil fuel Frace fracking fractionation fragrance France franchise fraud free fatty acids (FFA) Freedom of Information Act (FOIA) freight/cargo French French Guiana fructose fruit FT-SKA fuel fuel additives fuel cell electric vehicle (FCEV) fuel cells fuel economy fuel efficiency fuel injection fuel mixtures fuel molecules fuel oil fuel performance fuel prices Fuel Quality Directive (FQD) fuel registration Fuel Retailers fuel testing fuel transportation fuel use fuel wholesaler fully burdened cost fund funding fungus/fungi Furanics furfural fusel oils Future Farmers of America (FFA) Gabon gallium Gambia games gas prices gas tax/highway user fee gas-to-liquid (GTL) gasification gasoline gasoline baseline gasoline consumption gasoline mandate gasoline markets gasoline price gasoline-range hydrocarbons Gemany General Services Administration general waiver authority generators genetically engineered yeast cells genetically enhanced microbes genetically modified organism (GMO) genome Georgia Georgia (country) geothermal German Germany Gerrmany Ghana GHG (Greenhouse Gas Emissions) GHG (Greenhouse Gas Emissions) Intensity giant cane giant kelp Giant King Grass Giant Reed/Arundo GIS glass tubing gliricidia sepium global rebound effect Global South global warming global warming potential glucose glycerin glycerin standards glycerol goats gorse Governance practices) Government Accountability Office (GAO) government investment government resources government subsidies grain sorghum/milo grain speculators grains GRAND-AM grants grants-local grants-state grapefruit grapes graphene graphite GRAS (generally regarded as safe) Grasses grasshoppers grease Great Green Fleet Great Lakes Greece green bonds green chemistry Green Deal EU green economy green house facility Green Jobs Green New Deal Green Racing Green Recovery green/black economy Greenhouse Gas Protocol Greenland GREET Greenhouse Gases Regulated Emissions and Energy Use in Transportation Model Grenada gribble growers gua beans Guam guar Guatemala Guava Seed guayule Guerbet reaction Guinea Guinea Bissau Gulf states gulmohar Gumweed (grindelia squarosa) Guyana GWP gypsum h hairy vetch Haiti Halophytes harvest site processing harvesting Hawai'i hay hazardous waste hazelnut HBIIP Higher Blends Infrastructure Incentive Program HDCJ HDO-SAK (hydro deoxygenated synthetic aromatic kerosene) health health benefits health effects heat of combustion heat of vaporization heat-tolerance heather heating oil/fuel Heavy Duty Truck Rule heavy duty vehicles (HDV) hedging HEFA (Hydro-processed esters and fatty acids) HEFA50 helicopters hemicellulace enzymes hemicellulose hemicellulosic sugars Hemp hemp oil hemp seed herb hexanol HFO (Heavy Residual Fuel Oil) hibiscus high blend renewable fuels (HBRF) High Hydrogen Content Synthetic Paraffinic Kerosene (HHC-SPK) High Octane Fuel (HOF) High Octane Fuel Standard High Octane Gasoline (HOG) high octane low carbon (HOLC) fuel High Octane Vehicles (HOV) high performance regular high school project high sulphur fuel oil (HSFO) high-octane/low-carbon (HOLC) liquid fuels Highway Bill highway rights-of-way Highway Trust Fund history hog farmers hombayniya homogeneous-charge compression-ignition Honduras honey locust Hong Kong Honge tree nuts hops horticulture Housing and Urban Development (HUD) HPF (High Performance Fuels) HRJ (Hydrotreated Renewable Jet) human rights Hungary Hurricane Sandy HVO (Hydrotreated vegetable oil) HVO100 HVO20 HVO30 Hybrid aircraft hybrid buses hybrid locomotive hybrid ships hybrids hydrocarbon fuels Hydrocarbon-Hydroprocesed Esters and Fatty Acids (HC-HEFA-SPK) hydrodeoxygenation hydrodiesel hydrofaction hydroformylation hydrogen aircraft hydrogen carrier hydrogen combustion engines hydrogen fuel cells hydrogen internal combustion engines hydrogen leaks hydrogen pipeline hydrogen pumps/fueling stations hydrogen tax credit hydrogen terminal Hydrogen/Renewable Hydrogen Hydrogen/Renewable Hydrogen Price hydrogenase hydrogenation hydrogenation-derived renewable diesel (HDRD) hydrogenolysis hydropower Hydroprocessed Esters and Fatty Acids Synthetic Kerosene with Aromatics (HEFA-SKA) Hydroprocessed fermented sugars to synthetic isoparaffins (HFS-SIP) hydroprocessing hydropyrolysis hydrothermal carbonization hydrothermal gasification hydrothermal liquefaction (HTL) hydrothermal treatment Hydrotreated renewable diesel (HRD) hydrotreating hydrotreatment hydrous ethanol hypoxia zone Iceland Idaho Illinois Illiois illuppai ILUC (Indirect/Induced Land Use Change) import/export incinerator ash India Indian beech tree Indian grass Indiana indirect effects indirect emissions indirect fuel use change indium Indonesia industrial burners industrial ethanol industrial gases industrial sugars industrial waste industrial waste gases IndyCar infographic Infrastructure inhibitors innovation insecticide/pesticide insects insurance integrated biorefineries integrated food/energy systems intellectual property Inter-American Development Bank inter-crop interactive map intercropping internal combustion engine (ICE) internal combustion engine (ICE)/gasoline engine ban International international balance of payments International Council on Clean Transportation (ICCT) International Energy Agency (IEA) International Maritime Organization (IMO) International Monetary Fund (IMF) International Organization for Standardization (ISO) International Renewable Energy Agency (IRENA) International Sustainability and Carbon Certification model(ISCC) International Trade International Trade Administration International Trade Commission Internships inulin invasive species Investing investment tax credit Invvesting ionic liquids Iowa IPCC Intergovernmental Panel on Climate Change Iran Iraq Ireland iridium iron iron oxide IRS (Internal Revenue Service) IS 1460 ISB10 isobutanol ISO 8217 (marine distillate fuel standard) ISO 9000 isobutanol isobutanol price isobutanol pump price isobutene isobutylene isomerisation isooctane isooctene isopropanol Israel Italy Ivory Coast JAA jackfruit Jamaica jamelão Japan jatobá Jatropha Jersey Jerusalem artichoke jet jet A Jet A-1 jet B Jetfuel (Sustainable Aviation Fuel (SAF)) Jimmy Carter Jobs Joint Office of Energy and Transportation jojoba Jordan JP-10 JP-4 JP-5/NATO F-44 JP-8/NATO F-34 juniper Just A MInute Just Transition jute K-12 Education Kabakanjagala kalanchoe kamani Kans grass Kansas Karanja Kazakhstan kelp Kemiri Sunan kenaf Kentucky Kenya kerosene ketones kinggrass Kiribati knotweed Knowledge Discovery Framework Korea Kosovo kudzu kukui nut kulpa kusum Kuwait Kygryzstan labels labor policy Labrador lactic acid lactose Lake County lamp oil land ownership land prices land rights land subsidence land tenure land transfer land use land use change land use policy landfill methane Landfills landscape Laos Latin America Latvia LCFS (Low Carbon Fuel Standard) lead Leadtree leaf ant Lebanon lecithin legislation Legislation-Federal Legislation-State legumes lemna lend-lease Lesotho lesquerella leucaena levulinic acid Liberia Libya licensing lichens life cycle analysis (LCA) light rail lignin Lignin Ethanol Oil (LEO) Lignocellulosic Biofuel lignocellulosic sugars lime linseed Lipid liquefaction liquid liquid petroleum gas (LPG) liquid transportation fuels liquidation Liquified Biogas (LBG) Liquified Biogas (LBG) pumps liquified biomethane (LBM) Liquified Natural Gas (LNG) lithium Lithuania litigation Litigation-Federal Litigation-State livestock loan guarantees loans lobbying loblolly pine locomotives lodgepole pine logistics long-term contracts Louis Louisiana low c low carbon emissions low carbon octane standard (LCOS) Low Emission Vehicle Standards (LEV) low sulfur diesel low sulfur fuel low sulfur marine fuel LSMGO (Low Sulfur Marine Gas Oil) lubricants lumber mill lupin Luxembourg lysis M100 M15 M3 M50 ma macadamia macauba Macedonia machine learning machinery macororo Madagascar magnesium mahua Maine Malawi Malaysia Maldives Mali mallees Malta Malyasia mamona management changes mandates mangaba manganese mango mangrove Manitoba mannose manure maple maps marginal land marine algae Marine Corps Marine Diesel Oil (MDO) Marine Fuel Oil Marine Gas Oil (MGO) Marine/Maritime Bio and Renewable/Sustainable Fuel (SMF) Marine/Maritime Bio and Renewable/Sustainable Fuel (SMF) price Marine/Maritime Bio and Renewable/Sustainable Fuel Terminal Marine/maritime renewable fuel terminal/bunkering market forces market share marketing markets/sales Mars Marshall Islands Maryland Masdar Institute mass balance standard Massachusetts Master Limited Partnership (MLP) Mauritania Mauritius Mazda meat mechanics training medical waste MEEC membranes mergers and acquisitions mesquite methanation methane leaks methane/biomethane methanization methanol benefits methanol fuel cells methanol hybrid methanol price Methanol-to-Gasoline Methanol-to-Jet (MTJ-SPK) Methanol-to-Jet Cyclo Paraffins with Aromatics (MtJ-CKA) Methanol/Biomethanol/Renewable Methanol methylbutenol Mexico Michelin GreenX Challenge Michigan micro-crop microalgae microbial electrosynthesis microbiology microorganisms/microbes microwave Mid-Atlantic Middle East Midwest mileage military military policy military reserves military specifications military strategic flexibility military strategy military use of biofuels milk permeate millennium fruit millet millettia pinnata milo stover mineralization minerals mining Minn Minnesota miscanthus misfueling missile fuel Mississippi Missouri mixed prarie mobile refinery modeling modular molasses mold Moldova molinia molybdenum MON (Motor Octane Number) Monaco Mongolia mongongo monitoring/measuring reporting verifiction (MRV) Montana Montenegro moose morama Moringa tree Morocco morula motorcycles motors MOVES (motor vehicle emissions simulator) modeling system MOVES2014 MOVES3 (MOtor Vehicle Emission Simulator model) Mozambique MSW (Municipal Solid Waste) MTBE (Methyl tert-butyl ether) multi-fuel municipal/city mushroom mushroom substrate mustard seed mvr Myanmar n-butanol n-butene nahar Namibia nano nano particles nanocatalysts nanocellulose nanomaterials naphtha/bionaphtha/renewable naphtha naphthene NASCAR National Academies of Science National Aeronautics and Space Administration (NASA) National Energy Council National Environmental Policy Act National Guard National Highway Traffic Safety Administration (NHTSA) National Institute of Standards and Technology (NIST) National Institutes of Health (NIH) National Laboratory National Oceanic and Atmospheric Administration (NOAA) National Oilheat Research Alliance National Park Service National Research Council National Science Foundation (NSF) national security National Security Council National Transportation Safety Board National Transportation Safety Board (NTSB) Nationally Determined Contribution (NDC) Native American/American Indian/First Nation Tribes natural gas Natural Gas Act natural gas input natural gas pipelines natural gas prices natural gas vehicles natural gasoline Navy Nebraska neem negative carbon emissions NEN 7427-1 neodymium Nepal net energy balance Netherlands Nevada New Brunswick new fuel approval New Guinea New Hampshire New Jersey New Mexico New South Wales New York New Zealand Newfoundland Newfoundland and Labrador next generation biofuels next generation vehicles NHRA drag racing Nicaragua nickel Niger Nigeria nipa sap nitrate leaching nitrates nitrogen Nitrogen fertiliser nitrogen starvation nitrous oxide (N2O) Niue NO2 noodles nopal North Africa North America North Carolina North Dakota North Korea Northeast Northern Australia northern catalpa Northern Ireland Northern Territory Northwest Territories Norwary Norway Nova Scotia NOx (nitrogen oxides) noxious weeds nuclear Nunavut nut shells nutraceuticals nutrient credit trading nutrient management nutrients nutrition oak oat hulls oat straw oats Obligated Parties/Point of Obligation (PoO) ocean-based energy Oceania octane octane price/value octanol Office of Energy Efficiency and Renewable Energy Office of Management and Budget (OMB) Office of Science and Technology Policy Office of Science and Technology Policy (OSTP) Office of Science Technology and Policy (OSTP) Offices of Inspector Generals offtake agreements Ohio oil oil embargo oil exploration oil monopoly oil p oil price parity oil prices oil production oil refineries oil replacement oil sands oil seed oil seed crops oil speculators oil spill oil subsidies oil taxes oil/gas terminals Oilcane Oils Oklahoma olefins oligomerization olive cake olive oil olive pits olive pomace olive water olives Oman Omega-3s on-farm algae production on-farm ammonia production on-farm biodiesel on-farm ethanol production on-farm natural gas production on-farm processing on-site hydrogen production one p one pound waiver onion waste online courses Ontaio Ontario OPEC (Organization of the Petroleum Exporting Countries) open fuel standard open pond opportunity zones optimized flex fuel vehicles orange peel orchard grass orchard prunings Oregon organic solar cells Organization for Economic Cooperation and Development (OECD) osage orange OSHA (Occupational Safety and Health Administration) Overseas Private Investment Corporation overview overview/survey course owa oxygen oxygenate ozone Pakistan Palau palm palm biomass palm fatty acid distillate palm fiber palm fronds palm kernel palm kernel oil palm kernel shell palm oil Palm Oil Methyl Ester (PME) palm oil mill effluent (POME) palm oil prices palm trunk sap palm waste Paludiculture/peatland cultivation Panama pandas panic grass papaya paper Papua Indonesia Papua New Guinea paraffins Paraguay Paris Agreement parity partial waiver particulates pasture land Patent and Trademark Office (PTO) patents pathways Paulownia paulownia tree payments peach shell peaches peak oil peak oil demand peanuts/groundnuts peas pectin peela kaner pellet pellets Pennsylvania pennycress/stinkweed pentane pentanol pentose pequi perennial grains perennial grasses Performance permitting Peru pest-tolerance pesticide-tolerance pests pet food petition petroleum pharmaceuticals phase separation Philippines phosphorus photobioreactor photocatalysis/photocatalysts photoelectrocatalysis photoelectrochemical photolysis photosynthesis phragmites pigeon pea pilot pilot scale pine pine beetle pine needles pine nut pineapple Pineapple leaf pinion Pipeline and Hazardous Materials Safety Admin (PHMSA) pipelines Pistacia chinensis PLA plant cell research plant cell walls plant oil plastic plastic-to-jet platinum Plug-in Flex Fuel Hybrid Plug-in Hybrid Electric Vehicle (PHEV) plume grass Poand podcasts Poland poli Policy politics pollinators pollution pollution control polyethylene polyfuel polymer polymerization polysaccharides pomace pomegranates pongamia pongamia pinnata poplar poppy population control Portable refinery Portugal poster sessions potamogeton potassium potato poultry litter/waste power power-to-x/gas/liquid prairie grasses pre-processing precision farming/agriculture precursors/biointermediates premium gasoline Pretreatment pretreatment equipment price price of water prickly pear Prince Edward Island process flow diagram producer tax credit Production tax credit productivity project insurance propagating Propane/Biopropane/Renewable Propane propane/renewable propane pumps propanol property insurance propylene protectionism protein protests proton exchange membrane (PEM) public comments public health policy Puerto Rico pulp Pulp/Paper Mill pump retrofit kit pumps/fueling station pungam Punnai tree pyrolysis pyrolytic liquefaction Q-RIN QAP Qatar quality assurance Quality Assurance Plans (QAPs) quality improvement quantum dots Quebec Queensland quote of the week r R Factor R100/RD100 R33 R5 R95B5/RD95B5 R99/RD99 rabbits race radiata pine radish leaves Rahal Letterman Lanigan Racing railroad rain tree rainforest ranchers RAND rare earth metal/critical minerals RD10 RD100 RD15 RD20 RD26 RD3 RD30 RD40 RD50 RD55 RD80 RD80B20 RD99 reclaimed mine lands Recycled Carbon Fuel (RCF) recycled oil recycled plastics recycling red algae redcedar Reducing Emissions from Deforestation and Forest Degradation Refined Bleached Deodorized Palm Oil (RBDPO) refineries reforestation Reformate regenerative braking regenerative farming Regional Conservation Partnership Program (RCPP) Regulated Emissions regulations Regulations-Federal Regulations-State Regulatory Enhancement Growth Support (REGS) Reid vapor pressure (RVP) remediation remediation rice straw Renewable Chemical renewable chemical producer tax incentive renewable chemical production tax credit renewable diesel pipelines Renewable Diesel Production renewable diesel pumps renewable diesel tax credit renewable diesel terminal Renewable Diesel/Green Diesel price Renewable Diesel/Green Diesel/HVO/Paraffinic Diesel Renewable Energy Renewable Energy Directive (RED/RED II/RED III) Renewable Energy Standard Renewable Energy to Fuels through Utilization of Energy-Dense Liquids (REFUEL) renewable fuel renewable fuel oil (RFO) Renewable Fuel Standard (RFS and RFS2) Renewable Fuel Standard (RFS2) revisions/repeal Renewable Fuels Directive (EU) renewable fuels of non-biological origin (RFNBO) renewable gasoline blendstock renewable marine diesel renewable naphtha-with-ethanol-t0-jet (NETJ) Renewable Natural Gas (RNG) Renewable Natural Gas (RNG) price Renewable Natural Gas (RNG) pumps Renewable Portfolio Standards Renewable Power Standard Renewable Synthesized Iso-Paraffinic Fuels (SIP) Renewable Transport Fuel Obligation (RTFO) renewable volume obligation (RVO) REnova RenovaBio replacement molecules Repowering Assistance Program Republic of Congo repurpose research and development research facility resiliency resource depletion resurrection grass retail retrofit return on investment Reverse Water-gas Shift RFI (Request for Information) RFS "reset" RHD100 Rhizosphere Observations Optimizing Terrestrial Sequestration (ROOTS) Rhode Island rhododendron Ricardo rice rice bran rice bran oil rice hulls rice husks rice price rice straw/paddy straw RICO (Racketeer Influenced and Corrupt Organizations Act) RIMPAC RINs (Renewable Identification Numbers) RINs markets RINs price risk management RJ-4 RJ-6 RME (rape methyl ester) RME180 RNA (Ribonucleic acid) RNG tax credit roadmap rocket fuel Romania RON (Research Octane Number) rosin rotation crops Roundtable on Sustainable Biomaterials (RSB) royalties RP-1 RTP (rapid thermal processing) rubber rubber seeds rumen ruminants rural development Rural Energy for America Program (REAP) Rural Energy Self-Sufficiency Initiative Rural Renewable Energy Pilot Program rushes Russia Russian olive rutabaga Rwanda ry rye Rye grass rye straw s saccharification SAF pipeline SAF10 SAF30 SAF40 SAFc (Sustainable Aviation Fuel certificates) Safer and Affordable Fuel Efficient Vehicles (SAFE) safety safflower sago sago pond weed SAIC sal tree Salicornia salt water salt-tolerant saltbush saltcedar Samoa Sanctions Santa Monica sardine oil Saskatchewan Saudi Arabia sawdust scale up Scandinavia scholarships/fellowships Science Advisory Board (SAB) Science Based Targets initiative (SBTi) Science Policy scooters Scotland scum sea level rise seaports seashore mallow seawater seaweed cultivation Seaweed/Macroalgae second-generation biofuel income tax credit Section 526 Securities and Exchange Commission (SEC) seed husks seed-to-wheel Senegal Serbia sesame sewage Seychelles shale shale gas shale oil shark oil Shea sheep shellfish shipping shipping containers shipworm siam weed Sierra Leone silage silica Silphie/cup plant/Indian cup silver silver maple simarouba Singapore Singpore sisal SK slash Slovakia/Slovak Republic Slovenia sludge Small Business Administration Small Business Innovatin Research (SBIR) Small Business Technology Transfer (STTR) Program small engines small refinery exemption (SRE) smog smokestack soap soapstock Social social benefit investing social cost social value social venture Society of Automotive Engineers (SAE) soi soil soil amendments soil carbon soil health soil microbial biomass solar energy solar energy-to-chemical conversion solar fuel solar thermochemical hydrogen (STCH) solaris Solid Oxide Electrolyzer Cell (SOEC) solid oxide fuel cell (SOFC) Solomon Islands Solutions solvent liquefaction Somalia soot sorghum sorghum oil sorghum price sorghum stover South Africa South America South Australia South Carolina South Dakota South Korea South Pacific South Sudan Southeast Asia Southern Africa Soviet Union SOx (Sulfur oxides) soy meal soybean hulls soybean prices soybeans Spain spartina specifications Spekboom Spent Bleaching Earth Oil (SBEO) sprawl spruce Sri Lanka Stakeholders standards start-up State Department Statistics steam explosion steam methane reformation steam reformation steel stevia stillage storage tanks Straight (pure) Vegetable Oil (SVO or PVO) stranded assets Strategic Bioenergy Reserve STrategiv Petroleum Reserve straw students su sub-Saharan Africa sub-sim (substantially similar) succinic acid sucrose Sudan sugar Sugar Beets/Energy Beets Sugar kelp sugar palm sugar platform sugar prices sugar standards sugar-to-biodiesel sugar-to-farnesane sugar-to-jetfuel sugarcane sugarcane prices sugarcane straw sugars sugars-to-fats sulfur Sumatra sunflower sunflower stalks supercritical fluid supercritical hydrolysis supply agreements supply chain Supreme Court surahart Surface Transportation Board Suriname Sustainability Swaziland Sweden sweet potatoes Sweet sorghum sweetgum swine waste Switchgrass Switzerland sycamore syngas (synthesis gas) syngas/gas fermentation SYNHH synthesised aromatic kerosene (SAK) synthetic biology synthetic diesel synthetic gasoline synthetic kerosene synthetic liquified gas (SLG) synthetic methane/e-methane synthetic natural gas Syria Tailoring Rule Taiwan Tajikistan tall fescue tall oil tallow tallow tree tamanu/nyamplung Tamarix tank cars tank-to-wheel tanker trucks tankers Tanzania tar sands tariffs taro Tasmania tax benefit tax credits tax incentives tax parity tax policy taxes tea teach teach-the-teacher teacher teacher resources teacher training tech transfer technical course Technical Readiness Levels techno-economic analysis technology transfer telephone utility poles Tennessee termites terpenes terrestrial carbon testing Texas textbook Thailand theft therapeutics Thermal catalytic depolymerization (TCD) thermal deoxygenation thermocatalytic conversion thermochemical conversion thermochemical liquefaction Tibet Tier 3 Tier 4 tilapia tillage Timor-Leste tires tobacco tobacco tree Togo Tokyo toluene tomato Tonga tool Toronto torrefaction totai Toxic Substances Control Act (TSCA) trade trade dispute/discrimination trade group trade organization Trade Policy trade secrets training trains transesterification transgenics transition Transportation Fuels Policy Transportation Fuels Policy--Municipal Transportation Fuels Policy--State Transportation Policy travel policy Treasury Department trees Trinidad and Tobago triticale trucks tubers tugboats tung tunicate Tunisia Tunsia Turkey U.S. Trade Representative (USTR) UCOME (Used Cooking Oil Methyl Ester) Uganda UK (United Kingdom) UK Emission Trade Scheme (UK ETS) Ukraine Ukriane UL (Underwriters Laboratory) ULSD (ultra low sulfur diesel) Ultra Low Sulfur Fuel Oil (ULSFO) Ultra-low-carbon bioethanol underground storage tanks (UST) UNESCO UNIDO (United National Industrial Development Organization) United Arab Emirates (UAE) United Nations (UN) United Nations' International Civil Aviation Organization (ICAO) United Nations' Sustainable Development Goals (SDG) United States Auto Club Unleaded 88/E15 uranium urban sprawl urbanization Uruguay US Agency for International Development (USAID) US Army US ethanol exports US Geological Survey US Product Safety Commission USAC USAID USDA Agricultural Research Service (ARS) used cooking oil (UCO)/yellow grease used motor oil used railroad ties ustain Utah utilities utility model Uzbekistan value chain Value Stack vanadium Vancouver Vanuatu Vatican VEETC (volumetric ethanol excise tax credit) vegetable oils vehicles miles traveled (VMT) Velocys Venezuela Vermont vetiver Victoria video Vietnam vinasse vinegar vineyard waste Virgin Islands. virgin oils Virginia viruses vlsfo VLSFO (very low sulfur fuel oil) volatile fatty acids (VFA) volunteers VTOL (vertical take-off and landing aircraft) Vulcanol w waiver Wales warranty Washington Washington DC waste waste alcohol Waste CO2 waste heat waste management waste oil waste paper waste vegetable oil waste-to-chemicals Waste-to-Energy waste-to-fuel wastewater water water consumption water footprint water hyacinth water policy water pollution water quality water treatment water vapor watermeal watermelon wax weather well-to-wheel West Africa West Coast West Java West Virginia Western Australia wet distillers grain wet extraction What You Can Do wheat wheat bran wheat fiber wheat prices wheat straw wheatgrass whey whisky white grease White House wildlife habitat willow wind energy wine wastage/grape marc winter crops Wisconsin Wisdonsin women Wood woody biomass World Bank World Trade Organization (WTO) Wyoming XTL xylan xylene xylose yard waste yeast yellowhorn tree Yemen Yields Yukon Zambia Zanzibar zein zeolites zero-carbon bioethanol Zimbabwe zinc zoning

© 2008-2026 Copyright Advanced BioFuels USA. All Rights reserved.