GHG (Greenhouse Gas Emissions)

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Maritime Fuels: Will Corn Sail on the Love Boat or the Titanic?

by Doug Durante (Clean Fuels Development Coalition/Governors' Biofuels Coalition)  ... The  NCGA (National Corn Growers Association) report  identified three key areas to increase demand for corn—E15, marine fuels, and biobased products.   We have all heard the promise of Sustainable Aviation Fuels

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Biomethane Supply Potential and Its Relevance for Shipping by 2030

(Mærsk Mc-Kinney Møller Center for Zero Carbon Shipping)   Summary  -- • Lower-emissions energy carriers for hard-to-abate sectors like shipping are available but unlikely to scale in the absence of regulations that make them cost-competitive. This has led to some criticism of potential

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Carbon Capture Coalition Statement on the Extension of the Safe Harbor for 45Q Public Comment DEADLINE October 30, 2026

(Carbon Capture Coalition)  On August 14, the US Department of the Treasury (Treasury) and the Internal Revenue Service (IRS) announced they have modified and extended the available safe harbor for taxpayers who capture and store carbon in dedicated saline geologic formations until such time as Treasury

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Renewable Diesel Consumption in Germany Increases Sharply

(UFOP/Biobased Diesel Daily)  Hydrotreated vegetable oil (HVO), also known as renewable diesel, defines the sales trend for incorporation in diesel blends in Germany.  At approximately 205,000 metric tons, HVO use increased significantly compared with the same period the previous year. According to the

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T&T Positioned as Caribbean’s Green Fuel Anchor

(Trinidad & Tobago Guardian) Trinidad and Tobago is emerging as the Caribbean’s anchor for green fuel bunkering, according to a landmark regional study unveiled at the 24th Caribbean Shipping Executives’ Conference (CSEC) in Willemstad, Curaçao. The study, commissioned by the Caribbean Shipping

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Fuel for Thought: Key Players Say New Rules Back Local Refineries to Produce Lower Carbon Fuels

(Cleanaway) Viva Energy and Cleanaway have welcomed the Australian Government’s latest reform to the National Greenhouse and Energy Reporting scheme (NGERs) which will recognise low carbon liquid fuels, including renewable diesel, LPG and kerosene made via co-processing at local refineries. Under the

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Renfe Promotes the Use of Renewable Fuels in Non-Electrified Services

(Renfe) -- Renfe and Repsol have successfully completed a trial of the use of renewable fuel HVO (Hydrotreated Vegetable Oil) on the Costa Verde tourist train.  -- HVO represents an alternative to conventional diesel and a solution compatible with the existing fleet that

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CARB Refines Corporate GHG Reporting Program in Latest Public Workshop

(Bracewell) The California Air Resources Board (CARB) held another public workshop on SB 253 on July 21[1] providing updates on the fast-approaching initial reporting requirements for Scope 1 and 2 emissions that take effect this November.  Additionally, as previewed in a

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Tracking a Flight Path to a Green Aviation Future

(Adelaide University/NewsWise)  An Adelaide University-led study has mapped out a route to advance the commercial aviation industry towards a net-zero emissions future, powered by green hydrogen. Aviation is one of the fastest growing producers of greenhouse gas emissions,  generating around 14% of

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EU ETS Overhaul Would Boost Support for Cleaner Ship Fuels

by Jim Kendrick (Biofuels Digest) In Brussels, the European Commission proposed revising the EU Emissions Trading System to provide shipping companies with more direct support for sustainable marine fuels and zero-emission propulsion. The plan would reserve 110 million allowances from as early

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IESGA, POSCO International Partner on Biochar Research for Carbon Reduction in Palm Plantations

(International ESG Association/Carbon Capture Magazine)  The International ESG Association (IESGA) and POSCO International have launched a joint research initiative to study the use of biochar and soil carbon management in Indonesian palm plantations as part of efforts to reduce greenhouse gas

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India’s Aviation Opportunity: Turning Agricultural Residue And Low-Cost Solar Into Competitive Sustainable Aviation Fuel With Power-And-BioMass-To-Liquids

(Energy Innovation) This report, co-authored with India Energy & Climate Center at UC Berkeley's Goldman School of Public Policy, examines how India can turn agricultural waste and low-cost green hydrogen into sustainable aviation fuel (SAF) through a power-and-biomass-to-liquids (PBtL) industry. India faces

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Air Canada and Airbus Launch Joint Initiative to Scale Domestic Canadian SAF and Help Reduce the Life-Cycle Emissions of Corporate Travel

(Airbus)  Air Canada, the country’s largest airline and flag carrier, and Airbus, a global leader in aerospace manufacturing with the largest commercial aircraft industrial footprint in Canada, are uniting their shared commitment to aviation decarbonisation. To lead the way in advancing

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CARB Provides Additional Clarity on LCFS Amendments

by Erin Krueger (Ethanol Producer Magazine)  The California Air Resources Board on July 14 provided additional clarity on its 2025 Low Carbon Fuel Standard amendments with the release of a new 13-page frequently asked questions (FAQ) document. The agency said the

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Republican Moves to Scrap 2009 California Clean Car Rule

by Alex Guillén and Alex Nieves (Politico Pro E&E Daily)  The Trump EPA recently asked Congress to undo four more federal waivers underpinning California air pollution rules.  --   Wyoming Republican Rep. Harriet Hageman over the weekend introduced legislation targeting California vehicle emissions

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Hawai'i Gov. Green Signs Legislation to Modernize Our Transportation System

(Office of Hawai'i Governor Josh Green) – Governor Josh Green today (July 14, 2026) signed SB 2999, Act 258 and HB 2021, Act 259 into law. The signing of these bills strengthens the administration’s efforts to build a clean energy economy

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EU CBAM: A Moving Target

(Argus Media) The EU carbon border adjustment mechanism (CBAM) is reshaping traditional trading dynamics. The mechanism started to impact carbon and other commodity markets even before full implementation began on 1 January 2026. Imports across key sectors- including steel, cement,

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Regulatory Agenda Released by the White House Office of Management and Budget on July 3 -- U.S. Department of the Treasury Plans to Issue Final 45Z Regulations in November 2026.

by Erin Krueger (Ethanol Producer Magazine)  ... U.S. Department of the Treasury currently plans to issue final 45Z clean fuel production credit regulations in November 2026.  Information on Treasury’s 45Z rulemaking process is one of hundreds of regulatory actions summarized in the

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GHGP Urged to Unlock Renewable Gaseous Fuels Markets ahead of New Standard

(Bioenergy International) Aligning with the UK's London Climate Action Week’s ambition to deliver an inclusive and resilient net-zero transition, circa 90 global industry leaders have called on the Greenhouse Gas Protocol (GHGP) to recognise the environmental and climate benefits of renewable

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Minnesota to Withdraw EV Mandate

(National Association of Convenience Stores)  The decision is tied to a court case led by NACS and Minnesota retailers.  --  Minnesota has agreed to entirely withdraw its EV mandate (Clean Cars rule), per a recently submitted Stipulation and Joint Motion sent to

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SB 253 Update: CARB Delays Reporting Deadline to November 2026 and Proposes to Clarify Requirements

(Sidley Austin)  Companies preparing to comply with California’s Senate Bill (SB) 253 and submit their first required disclosures in August 2026 have received an update this week from the California Air Resources Board (CARB) that will delay reporting deadlines. On June

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Reps. Barragán, Carter, Sr., and Senator Van Hollen Introduce Bill to Develop Next Generation of Clean Shipping Technology and Infrastructure

(Office of Representatives Nanette Barragán (CA-44))   Representatives Nanette Barragán (CA-44) and Troy A. Carter, Sr. (LA-02), along with Senator Chris Van Hollen (MD), reintroduced the Next Generation Shipping Act. The legislation would create a $1 billion per year program through the

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Automakers Urge Court Not to Reinstate Biden Climate Standards

by Alex Guillén (E&E News PM)  Manufacturers warn they would have to take "drastic actions" to comply, including restricting sales of internal combustion vehicles. The auto industry’s biggest trade group has told a federal court that reinstating Biden-era EPA greenhouse gas tailpipe rules

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ExxonMobil and Wallenius Wilhelmsen Complete Their First Sea Trial of Biofuel Blend Made from FAME Distillation Residue

(ExxonMobil) First ExxonMobil Sea trial of bio marine fuel blend using FAME Distillation Residue; A cost-effective fuel pathway to reduced lifecycle greenhouse gas (GHG) emissions vs conventional marine fuel ExxonMobil has successfully supplied a B30 0.50% sulphur marine residual fuel blend (B30 VLSFO),

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CARB Floats New Vehicle LEV, GHG, ZEV Standards Amid Waiver Litigation

(Inside EPA) California Air Resources Board (CARB) staff are proposing new criteria pollutant, greenhouse gas and zero-emission vehicle (ZEV) standards that would take effect in model year 2031, even as the Trump administration is waging an aggressive campaign to limit the

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How Washington Is Advancing Hydrogen and Renewable Fuels

(Washington State Department of Commerce) Washington is working with state and local governments, utilities, industry, tribes and communities to support cleaner fuels and energy systems. Hydrogen is expected to help reduce greenhouse gas emissions and air pollution in parts of Washington’s economy

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Carbon Market Could Offer Farmers Opportunity for More Money

by Gil Gullickson (Wallaces Farmer/Farm Progress)  As Things Look to Me: Carbon intensification score helps determine eligibility for Section 45Z payments. Section 45 of the Inflation Act of 2022 could determine payments to farmers who produce low-carbon fuels. The tax credit’s worth is based

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Ocean Visions Launches Tool to Advance Seaweed as Climate Solution 

(Ocean Visions) Digital road map outlines priority actions needed for seaweed to support decarbonization across multiple sectors  --  Ocean Visions today (June 9, 2026) announced the launch of its Seaweed-Based Products for Decarbonization road map, a first-of-its-kind digital resource designed to help guide the responsible

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EPA Sends More California Waivers to the GOP Buzzsaw

by  Alex Guillén (Politico Pro E&E News) Automakers would no longer face any federal or state tailpipe standards for greenhouse gases. -- EPA on Friday (June 12, 2026) submitted four more California air pollution rule waivers to Congress, where Republicans can use

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Delivery of ANTWERPEN Marks the Beginning of a New Fuel Era in the Maritime Industry

(Exmar) With the delivery of the Midsize Gas Carrier ANTWERPEN EXMAR is proud to say that this marks a very important milestone in low-carbon shipping. ANTWERPEN is the world’s first oceangoing vessel capable of transporting ammonia as well as using it

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Japan Proposes Default GHG Emissions Scores for Brazilian Corn Ethanol and Thai Sugarcane and Cassava Ethanol

by Erin Krueger (Ethanol Producer Magazine)  Japan’s Ministry of Economy, Trade and Industry (METI) on April 17 released proposed default greenhouse gas (GHG) emissions values for Brazilian corn ethanol, Thai sugarcane ethanol and Thai cassava ethanol, according to a report filed

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MIT Energy Initiative Launches Study of Sustainable Fuels for Hard-to-Decarbonize Transportation

by Nancy W. Stauffer (MIT Energy Initiative)  MIT experts will examine options for climate-friendly fuels for aviation, international shipping, long-haul trucking, and freight rail. Earlier this year, the MIT Energy Initiative (MITEI) launched a major study to examine the sustainable fuel options

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The Green Meth, Brown Field, Purple Stain & Amber Slash Bioeconomy Revival: What The Compass Shows Us

by Jim Lane (Biofuels Digest)  ... What do these successes have in common?  --  That question led to The Compass. Not a report. Not a forecast. Not a collection of best practices. A field guide. Nineteen years of observation. Thousands of deployment

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SEC Proposal Pulls the Plug on Climate Disclosures Public Comment DEADLINE August 3, 2026

by Jean Chemnick (Politico Pro Greenwire)  The Securities and Exchange Commission called the Biden-era rule “overly burdensome and costly."  --   The Securities and Exchange Commission issued a proposal Friday (May 29, 2026) to undo Biden-era requirements that publicly traded companies provide a

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GHG Protocol Launches Action and Market Instruments Request for Information: What It Is and Why It Matters

(Greenhouse Gas Protocol)  Greenhouse Gas Protocol (GHG Protocol) has taken a significant step forward with the release of its Actions and Market Instruments (AMI) Phase 1 White Paper, opening a 60-day Request for Information (RFI) seeking stakeholder feedback on one of

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The Digest’s 2026 Multi-Slide Guide to Clean Maritime Fuels and Policy

by Jim Lane (Biofuels Digest) With shipping accounting for three percent of global greenhouse gas emissions, momentum is accelerating for low-carbon maritime fuels. Legislative developments like the Inflation Reduction Act’s technology-neutral Section 45Z tax credit and the proposed Renewable Fuels for

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New Materials for Electrolysis: Making Green Hydrogen More Affordable

(Swiss Federal Department of Finance)  Green hydrogen – produced from water using renewable energy – is an important sustainable fuel and energy storage medium. However, its industrial production is significantly more expensive than the conventional production of hydrogen from fossil sources.

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‘State of Sustainable Fleets 2026 Market Brief’ Shows Renewable Diesel, Biodiesel Adoption Grows

(TRC Companies/Biobased Diesel Daily) Now in its seventh year, “The State of Sustainable Fleets 2026 Market Brief,” released May 4, delivers a comprehensive, technology-neutral assessment of an industry building resilience through powertrain and fuel diversification amid an extended period of uncertainty. The

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Viewpoint: A Call to Action for SAF Users In Business Aviation Public Comment DEADLINE May 31, 2026

by Emily Tobler (Aviation Week) The Greenhouse Gas Protocol (GHGP) released its Action and Market Instruments (AMI) Phase I white paper, alongside a request for information (RFI), which marks the first step in a multiyear process to provide clarity on how

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I-TRACK Foundation and Global Gas Tracking Launch I-TRACK(G) Code and Registry for Biogas and Biomethane

(International Tracking Standard Foundation)  The I-TRACK Foundation and Global Gas Tracking (GGT) announce the launch of the I-TRACK Product Code for Biogas and Biomethane (I-TRACK(G) Code), a standardized framework enabling the issuance, transfer and redemption of certificates for biogas and biomethane.

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Iowa, Missouri Sue New York over Biofuel Rule, Cite Higher Fuel Costs

by Donnelle Eller (Des Moines Register/AOL)  Iowa and Missouri are suing to block an edict by New York requiring their and other ethanol and biodiesel producers to report how much of the renewable fuel might be sold in the state. The Iowa

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EPA Proposes to Delay Unattainable Biden-era Vehicle Standards, Projecting $1.7 Billion in Savings Public Comment DEADLINE TBD

(U.S. Environmental Protection Agency)  Today (May 14, 2026), U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin proposed another massive deregulatory action to restore consumer choice and make vehicles more affordable for all American families. EPA is proposing to delay the compliance

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Wärtsilä Joins EU-Funded Consortium to further Accelerate Zero-Carbon Shipping for Long-Distance Vessels

(Wärtsilä)  Technology group Wärtsilä has joined H4PERION, an EU-funded Horizon Europe project led by the University of Vaasa in Finland, to help accelerate the transition to zero-carbon long-distance shipping. The four-year project will develop and demonstrate solutions to improve engine efficiency

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Vietnam Races ahead with Sustainable Aviation, Marine Fuels

(VNA/Vietnam Plus) Vietnam is racing ahead with its energy transition by developing eco-friendly fuels like sustainable aviation fuel (SAF) and sustainable marine fuel oil (SMFO), which supposedly cut CO₂ emissions by as much as 80%. The whole push lines up perfectly with

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Prospects for Global Green Shipping Deal Boosted by US Tariff Ruling, Analysts Say

by Joe Lo (Climate Home News) While divisions remain over the international shipping’s Net Zero Framework, the US’s main threat may now have been partly neutered -- A recent US court ruling restricting President Trump’s ability to impose sweeping tariffs has improved

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Biodiesel Industry Pushes for Ambition in Renewable Energy in Transport Post-2030

by Domenico Mininni  (European Biodiesel Board/Euractiv) The European Biodiesel Board (EBB), representing the biodiesel (FAME and HVO) and bio-based aviation fuel (HEFA) producers in the EU is pushing for ambitious targets post-2030. Currently, the European Commission is evaluating responses from stakeholders on

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What’s Shaping Transportation Energy Policy?

by Matt Durand (NACS) As markets continue to evolve, the future of fuel is being shaped by all three branches of the federal government and at the state level. -- ... More often, policy is determined by what Congress does not do, such as

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US Biofuels and Alternative Fuels: Charting the Course for Global Marine Decarbonization

by John May (Ethanol Producer Magazine)  Executive Summary: The global maritime industry stands at an inflection point. Responsible for approximately 3% of global greenhouse gas (GHG) emissions — equivalent to the total annual output of Japan — international shipping faces unprecedented regulatory,

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DEKRA Recognized as Certification Body for Renewable Hydrogen under the CertifHy EU RFNBO Scheme

(DEKRA) Europe’s renewable hydrogen market has taken another step towards industrial scale-up. CertifHy has officially recognized DEKRA Certification as an independent Certification Body under the CertifHy EU RFNBO Voluntary Scheme, authorizing the company to carry out certification, pre-certification and re-certification audits

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Low Carbon Fuel Programs Cost Less and Perform Better Than Expected

by Cory-Ann Wind (Clean Fuels Alliance America)  Clean Fuels Alliance America’s state regulatory team promotes state and local-level biofuel policies to complement the important work of the association’s federal team. One of the team’s most important tools is a low carbon

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DESIREE Project Aims to Improve Green Hydrogen Production

(Biofuels International)  A new European research initiative is developing high-efficiency electrolysis technologies to produce renewable hydrogen from water in a more "sustainable, cost-effective, and efficient way", using advanced and responsible approaches to reduce carbon dioxide emissions. Despite its potential, hydrogen remains largely

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The Digest’s 2026 Multi-Slide Guide to Cellulosic Ethanol Commercialization

by Jim Lane (Biofuels Digest) Despite early momentum, global cellulosic ethanol operational capacity peaked around 2015 and has stabilized near 40 facilities due to persistent economic and technical barriers, including high enzyme costs and complex feedstocks. Regional deployment varies significantly: Brazil leads

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Advanced Sorting Technologies Key to Meeting EU Food Waste Targets

(Bioenergy Insight) With over one billion tonnes of food waste generated annually worldwide — accounting for 8-10% of global greenhouse gas emissions — a new report from IEA Bioenergy TCP Task 36 has examined the sorting technologies available to help the

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From Roadmap to Bankable Projects: Turning the EU Sustainable Transport Investment Plan into Action

(United Nations Environment Program Finance Initiative) In November 2025, the European Commission announced the Sustainable Transport Investment Plan (STIP), a roadmap under the EU Clean Industrial Deal to mobilize funding for the decarbonization of the aviation and waterborne transport sectors.  The aviation

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Why Small Hydrogen Markets Are Likely to Shrink

by Michael Barnard (Clean Technica) Someone recently asked me about small, distributed hydrogen use cases and whether those markets might eventually be served by imported green methanol cracked onsite to produce hydrogen. The idea is not irrational. Hydrogen is difficult to

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45Q Credits Amid EPA GHG Reporting Uncertainty

by Roxby Hartley and Chelsa Oren (EcoEngineers) For ethanol producers investing in carbon capture and storage, Section 45Q, the U.S. tax credit for carbon dioxide (CO2) sequestration, remains a cornerstone incentive. At the same time, recent regulatory developments have introduced uncertainty

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EPA Delays 2025 Deadline for Greenhouse Gas Reporting Program

(Ethanol Producer Magazine) The U.S. EPA on Feb. 27 issued a final rule delaying the 2025 reporting deadline for its Greenhouse Gas Reporting Program (GHGRP) from March 31, 2026, to Oct. 30, 2026. The agency continues to consider repeal of the

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Genevos to Develop Solid Oxide Fuel Cells for Sustainable Shipping through EU Project HELENUS

(Genevos) Genevos has launched the development of a next-generation Solid Oxide Fuel Cell (SOFC) solution for commercial shipping and cruise sectors through its new role in the 15m€ EU-funded HELENUS (High Efficiency Low Emission Nautical Solid Oxide Fuel Cell) consortium. As a

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Neste Extends Relationship with World Fuel Services Ensuring the Availability of Sustainable Aviation fuel (SAF) at over 100 Airports in Europe

(Neste)  Neste and World Fuel Services (World Fuel) have extended their existing relationship with a five-year agreement that will expand the availability of Neste-supplied sustainable aviation fuel (SAF) at more than 100 airports across World Fuel’s UK and European network. The extended

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The Digest’s 2026 Multi-Slide Guide to EU Advanced Biofuels Capacity

by Jim Lane (Biofuels Digest) This report forecasts a critical capacity gap in the EU, where 2030 demand for advanced biofuels could reach 40 Mtoe against a committed capacity of only 27 Mtoe. While biomass potential is sufficient, lipid feedstocks face

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Interesting and Developing Applications for Carbon Dioxide

by Sam Rushing (Advanced Cryogenics, Ltd/Biofuels Digest) ... On the other hand, the best US industry can do, is to make a truly concerted effort to reduce carbon emissions. A few ways are found in this article; or at the least

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Bill Protects Farmers from Lawsuits over Greenhouse Gas Emissions

by Isabella Luu (Iowa Public Radio)  Farmers would be strongly shielded from lawsuits over greenhouse gas emissions under a bill advanced Tuesday by an Iowa House panel. The bill (HSB 693) states that farmers would be protected from legal responsibility for the climate impact of greenhouse emissions, unless a

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Heavy Transport Decarbonisation: Why Low-Carbon Liquid Fuels Still Matter

by Rachel Sparkhall (HutanBio) Heavy Transport Decarbonisation -- Decarbonising heavy transport (including aviation, shipping, and long-haul freight) is widely regarded as one of the most difficult challenges in the global energy transition. These sectors already account for around 10% of global greenhouse gas

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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

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‘Grass2Gas’ May Be Key to Sustainable Pennsylvania Dairy Farms, Study Suggests

by Jeff Mulhollem (Pennsylvania State University)   Implementing novel management practices in dairy farming, one of the commonwealth’s major agricultural industries, could help alleviate a large source of both nutrient pollution and greenhouse gas emissions, according to a multidisciplinary team led by

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The Digest’s 2026 Multi-Slide Guide to IMO Global Shipping Emissions Framework

by Jim Lane (Biofuels Digest)  The International Maritime Organization (IMO) has introduced its groundbreaking Net-Zero Framework, making shipping the first global industry with binding emissions reductions. Key news includes the 2027 enforcement of a mandatory greenhouse gas pricing mechanism and a

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Ethanol’s Next Big Wave: Maritime Transport

by Luke Geiver (Ethanol Producer Magazine) Global logistics provider Maersk wants to work with ethanol producers from around the world to create the next big wave in maritime transport.  “Collaboration between shipping and fuel producers is essential to build supply chains that

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California’s C&I Rulemaking Enters a Defining Phase: What the ISOR Changes

by Kate Haerizadeh  (OPIS Insights)  CARB has entered into an important phase of its rulemaking process for California’s C&I program. The board on Jan. 13 released an Initial Statement of Reasons (ISOR), a 356-page document outlining the agency’s rationale for a comprehensive package

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Ethanol, Biogas Can Accelerate India’s Clean Mobility Transition, Says Maruti Suzuki’s Tarun Aggarwal

by Anurag Chaturvedi, Darshan Nakhwa, & Ketan Thakkar (Autocar Professional)  India needs clean mobility that works at scale today, not just EVs, Maruti Suzuki executive says.  --  Amid a strong push for electric vehicles, ethanol blending and biogas offer India the fastest and

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California Accelerates Work on EV Rules, Tax Credits that Trump Opposes, State's Top Air Regulator Says

by Lisa Baertlein, Valerie Volcovici and David Shepardson (Reuters)  California officials are meeting Detroit automakers this week to discuss the next phase of greenhouse gas regulations for cars and trucks, the state's top air regulator said. ... Ford Motor (F.N), opens new tab and Stellantis

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ITOCHU Announces Signing of Memorandum of Strategic Partnership for Decarbonization in the Transportation Sector

(ITOCHU)  ITOCHU Corporation and Mitsui O.S.K. Lines Execute Japan’s First Environmental Attribute Certificate Trade --  ITOCHU Corporation (headquartered in Minato-ku, Tokyo; Keita Ishii, President & COO; hereinafter “ITOCHU”) announced today (January 9, 2026) that it has signed a memorandum of strategic partnership

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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

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The Promise of Ethanol-to-Jet for Sustainable Aviation Fuel in the United States

by Nafisa Lohawala (Resources) Ethanol-to-jet could link the large ethanol industry in the United States to aviation, one of the hardest sectors to decarbonize. However, its viability depends on achieving and credibly demonstrating low life-cycle carbon intensity. Sustainable aviation fuels (SAFs) are widely viewed as one of the few

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A Wonky Accounting Device Is Becoming an Essential Part of Climate Strategies: Environmental Attribute Certificates

by Jim Giles (Trellis) Environmental attribute certificates aggregate demand for low-carbon products to boost the spread of emerging technologies. EACs were used in 2025 to funnel investment to low-carbon cement, iron, road transport and other sectors. The instrument works by separating the environmental

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Ahead of the Curve: Washington’s Clean Fuel Standard Exceeded Expectations during Its First Year

(Washington State Department of Ecology) Ecology’s upcoming rulemaking will drive even more clean fuel production through 2038 -- A new report from the Washington Department of Ecology shows that the state’s Clean Fuel Standard eliminated an estimated 2 million tons of greenhouse gases in

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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

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Treasury Issues 45Q ‘Safe Harbor’ amid EPA Plan to Scrap GHG Reporting

(Inside EPA)  The Treasury Department is issuing a promised “safe harbor” for companies looking to qualify for the section 45Q carbon storage tax credit after EPA proposed to scuttle its Greenhouse Gas Reporting Program (GHGRP) requirements related to the sector, though

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Canada Issues New Regulations to Reduce Methane Emissions

by Erin Krueger (Biomass Magazine) The Canadian government on Dec. 16 released final regulations to reduce methane emissions from the country’s oil and gas sector and landfills. The government is also investing $16 million in methane measurement, reporting and mitigation research.

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Neste Revises Some of Its Climate Targets

(Neste) Neste, the world’s leading producer of renewable diesel and sustainable aviation fuel (SAF), revises some of its climate targets due to the company’s current financial position and streamlined investment portfolio. Reaching the original climate targets by the previously communicated very

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Open Call for Evidence -- SAF Mandate: Crop-Derived Sustainable Aviation Fuel Public Comment DEADLINE March 16, 2026

(U.K. Department for Transport)  In 2023, transport accounted for 35% of economy-wide greenhouse gas (GHG) emissions when including international aviation and maritime. The government is committed to delivering greener transport, which will support the missions to kickstart economic growth and make

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New Treasury and IRS Guidance Addresses 45Q Carbon Capture Credit Risks

by Vasil Velev (Carbon Herald)  The Treasury Department and the Internal Revenue Service have released new guidance aimed at keeping the federal carbon capture tax credit functioning smoothly through a period of regulatory uncertainty, offering a temporary compliance pathway for companies

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Hydrogen Emissions Are ‘Supercharging’ the Warming Impact of Methane

by Ayesha Tandon (Carbon Brief)  The warming impact of hydrogen has been “overlooked” in projections of climate change, according to authors of the latest “global hydrogen budget”. The study, published in Nature, is the most comprehensive analysis yet of the global hydrogen cycle,

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GHG Protocol Public Consultations Public Comment DEADLINE extended to January 31, 2026

(Greenhouse Gas Protocol)  Public consultation is a critical component of GHG Protocol’s Standard Development and Revision Procedure, providing an opportunity for all stakeholders to contribute feedback on key topics related to GHG Protocol standards and guidance.   Two public consultations are actively underway: One focuses

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Prince Rupert Gateway Partners Celebrate Sustainability Milestone

(Prince Rupert Port Authority) The Prince Rupert Port Authority (PRPA) and 13 Prince Rupert Gateway partners teamed up in 2025 to reduce greenhouse gas (GHG) emissions from port operations by replacing more than two million litres of conventional diesel with Petro-Canada

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Mandatory GHG Emissions Reporting Applies to New York State AD Facilities

(BioCycle Magazine) The New York State Department of Environmental Conservation (NYS DEC) finalized rules in December that require large greenhouse gas (GHG) emitters that generate 10,000 or more metric tons of carbon dioxide equivalent (CO2e) annually to report their emissions each

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New York Finalizes Emissions-Reporting Requirements

by Marie J. French (Politico Pro) Polluters will have to report greenhouse gas emissions in the Empire State. -- Power plants, factories, large dairy farms, landfills, fuel suppliers and other polluters based in New York will have to provide emissions reports to

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Bioethanol in Ukraine: What Is It, Bioethanol Production and Market Development Prospects

(YouControl Market Blog (Google Translation)) Formation of the bioethanol market in Ukraine: potential and benefits  -- The modern world is actively switching to renewable energy sources, and bioethanol is attracting special attention as an ecological alternative to gasoline. This fuel has a

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3 Ways to Unlock the Full Potential of Carbon Pricing

by Austin Whitman (Change Climate Project/Trellis) Aligning corporate and policy frameworks can unlock climate finance and enhance accountability. Sustainability professionals need consistent terminology and standards to distinguish meaningful carbon pricing mechanisms from symbolic ones. Internal carbon pricing can fund supplier decarbonization and significantly

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Idemitsu, Kanematsu Start Biofuel Supply for Ships

by Motoko Hasegawa (Argus Media)  Japanese refiner Idemitsu and trading house Kanematsu have started supplying biofuel mixed with fatty acid methyl ester (Fame) for oceangoing ships, to help reduce greenhouse gas (GHG) emissions in the maritime sector, the companies said today. In

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Commission Presents New Bioeconomy Strategy to Drive Green Growth, Competitiveness and Resilience across Europe

(European Commission) Today (November 26, 2025), the Commission adopted a new Strategic Framework for a Competitive and Sustainable EU Bioeconomy, charting a way forward to build a clean, competitive and resilient European economy. By using renewable biological resources from land and sea and providing

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Corn’s Clean-Energy Promise Is Clashing with Its Climate Footprint

by Ames Alexander (Floodlight/Wisconsin Examiner) ... The fertilizer used to grow it is warming the planet and contaminating water. Corn is essential to the rural economy and to the world’s food supply, and researchers say the problem isn’t the corn itself. It’s

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Trump Expected to Significantly Weaken Fuel Economy Rules

by Lisa Friedman and Maxine Joselow (New York Times/The Spokesman-Review) The Trump administration is expected Wednesday to propose weakening automobile fuel efficiency standards that were set under President Joe Biden to spur the sale of electric vehicles, according to three people

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Net-Zero Guide: Practical Approaches for Global Shipping Companies

(DNV) The report to explore how shipping companies can develop practical, cost-effective strategies for achieving net-zero emissions. -- The maritime industry is entering a decisive decade of transformation, driven by evolving regulations, commercial pressures, and a general global shift towards reduced greenhouse

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Rota Sustentável COP30 Records 99% Reduction in GHG Emissions with Be8 BeVant® Biofuel in Mercedes-Benz Euro 6 Engines

(Be8/Biobased Diesel Daily) Brazil-based biodiesel producer Be8 announced in November that it and Mercedes-Benz do Brasil collected significant data in comparative tests evaluating 100 percent biofuel in Euro 6 engines equipped with BlueTec 6 technology. The “Rota Sustentável COP30” covered more than

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Presentations Available -- Collecting GHG Emissions Data: Current Capabilities and Challenges

(National Academies of Science, Engineering and Medicine) Greenhouse gas (GHG) emissions information can be used to measure, allocate, and reduce emissions across many sectors. By gathering accurate and efficient data on GHG emissions, we can gain important insights on reducing these

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Popping the Cork on New Low-Cost Carbon Capture Method

by Caitlin Clark (Texas A&M Unversity Stories)  The process uses water and pressure to remove carbon dioxide from emissions at half the cost of current methods. -- A new, low-cost method for capturing carbon dioxide emissions from power plants and industrial facilities relies

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Nuclear-Powered Containerships Could Unlock $68 Million in Annual Savings and Eliminate GHG Emissions

(Lloyd's Register) A new industry report reveals how nuclear propulsion creates competitive advantage for both operators and charterers through superior economics and performance. -- Nuclear-powered containerships have the potential to eliminate bunker costs, cut greenhouse gas (GHG) emissions and deliver faster transit

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Brazil Sees Issues Related to Import of US Biofuels 'Practically Resolved

by Marcela Ayres (Reuters) Brazilian Vice President Geraldo Alckmin said on Tuesday that unspecified issues related to the country's imports of U.S. biofuels were "practically resolved". He did not provide details, but according to the Development, Industry, Trade and Services Ministry, which is

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Guidebook on Ethanol Microdistilleries for Clean Cooking

(United Nations Industrial Development Organization) The global search for clean and sustainable energy solutions has never been more urgent, especially in the context of achieving the United Nations’ Sustainable Development Goals (SDGs). Access to affordable, reliable, sustainable, and modern energy (SDG

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Exclusive: European Commission Touts Increase of Biofuels to Clean up Heavy Transport

by Marta Pacheco (Euro News)  Exclusive: The EU wants to increase the uptake of biofuels for the aviation and maritime sectors to cut pollution from heavy transport. Ukraine could play a key role. The European Commission is planning to boost the use

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Cop: Cop 30 Leaves Fossil Fuels out of Final Deal

by Caroline Varin, Georgia Gratton and Lucas Parolin (Argus Media)  The UN Cop 30 climate summit concluded today (November 22, 2025) without a deal on a plan to shift away from fossil fuels, but with a promise from the Brazilian Cop

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Rolling out Biofuel Mandates

(Biofuels International) Over the past five years, several Asian countries have introduced or strengthened biofuel mandates as part of their strategies to enhance energy security, reduce greenhouse gas emissions, and support agricultural economies. These policies have varied in scope and ambition,

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Hycamite’s Technology to Decarbonize Shipping Awarded AiP by Industry Leader DNV

(Hycamite) Hycamite TCD Technologies Ltd.’s (“Hycamite”) application of its technology to decarbonize the maritime industry has received an important new certification from classification society DNV. DNV awarded Hycamite an Approval in Principle (AiP) for its concept design of a pre-combustion, solid-form carbon capture system that

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EU Parliament Backs New 2040 Climate Target

by Kate Abnett (Reuters) EU target results from hard-fought compromise; Countries can outsource some emissions cuts; Target falls short of scientists' recommendations; Plan is still more ambitious than many others The European Parliament on Thursday approved the EU's plan to cut greenhouse gas emissions by

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Mercedes-Benz and Be8 Bring the COP30 Sustainable Route to Brasília with a Test Using 100% Biofuel in Euro 6 Engines.

(Mercedes-Benz) • On an experimental basis, the objective is to compare the greenhouse gas emission levels of the Euro 6 engines that equip the Actros Evolution 2553 6x2 truck and the O 500 RSDD 8x2 coach, fueled by B15 commercial diesel and

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Global Industry Leaders Call on GHG Standards-setting Body to Incentivize Renewable Gases

(American Biogas Council)  Ahead of COP30, 30 leading industrial and utilities companies around the world have joined coordinators of the Let Green Gas Count campaign (including ADBA, the American Biogas Council, EBA, eNG Coalition, Eurogas, Molecule Group, RNG Coalition, World Biogas Association) in call to the Green House

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LanzaTech Secures €40 Million EU Innovation Fund Grant for First-of-Its-Kind Integrated CCUS Project in Norway

(LanzaTech)  LanzaTech Global, Inc. (NASDAQ: LNZA), a leader in industrial carbon recycling, is thrilled to announce the awarding of a €40 million grant from the European Union’s Innovation Fund, subject to the finalization of the grant agreement. The project, featuring the

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STEROPE: Pioneering Europe’s New Model of Carbon Circularity and Industrial Decarbonization

(Hydrocarbon Processing) STEROPE is a new European project that will demonstrate how advanced carbon capture and utilization (CCU) technologies can transform industrial CO₂ emissions into sustainable aviation fuels (SAF), renewable marine fuels and bio-based chemicals, using green hydrogen and innovative catalytic

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New Study Finds California’s Indirect Land Use Change Score for Ethanol Is Obsolete

(Renewable Fuels Association)  As the California Air Resources Board (CARB) prepares to hold a Biofuels and Land Use Change Public Forum tomorrow (November 6, 2025), a comprehensive new report from Life Cycle Associates, Advances in Estimation of Land Use Change Emissions Associated with Ethanol, shows

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Brazil: Waga Energy Presents Its RNG Production Solution on the Sidelines of COP30

(Waga Energy/World Biogas Association) With COP30 just a few days away, Waga Energy is presenting its WAGABOX® technology, which purifies landfill gas into Renewable Natural Gas (RNG), in Rio de Janeiro. This is a key solution as Brazil aims to produce more

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NEXTCHEM (MAIRE) Launches Its First Sustainability-Linked Financing Framework to Accelerate the Energy Transition

(MAIRE) The Framework introduces ambitious targets on supplier engagement (Scope 3 GHG emissions) and avoided emissions, aligned with NEXTCHEM’s commitment to decarbonization and green acceleration; It supports NEXTCHEM’s existing and future sustainability-linked financing solutions Milan, 28 October 2025 – MAIRE (MAIRE.MI) announces that NEXTCHEM has launched

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Hilgers, Bird Urge EPA to Create Opt-in GHG Reporting Program to Preserve 45Q, 45Z Availability for Ethanol Producers

by Erin Krueger (Ethanol Producer Magazine) Nebraska Attorney General Mike Hilgers and Iowa Attorney General Brenna Bird on Nov. 3 filed a public comment with the U.S. EPA expressing concern that the agency’s proposed repeal of its Greenhouse Gas Reporting Program

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Green Hydrogen and Ammonia: Opportunities and Challenges for Minnesota

by Michael Reese ((University of Minnesota West Central Research and Outreach Center (WCROC))  Industrial decarbonization is the process of reducing fossil energy consumption thereby lowering greenhouse gas (GHG) emissions associated with producing various products.  This is also known as reducing the

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Biofuels – A Continuing Debate: Why I Trust TEI Research

by John Eichberger (Transportation Energy Institute) Recently, I have seen several reports claiming that biofuels are not good for the environment, that they emit more carbon than the petroleum they displace and that their production has diverted resources and negatively affected

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Campaigners Push Waste Emissions Trading for EU Circular Economy Act

by Neil Merrett (MRW) The EU should move away from relying on landfill bans in favour of a ‘cap-and-trade system’ to increase reuse and recycling, argues Zero Waste Europe (ZWE). A briefing document from the environmental campaign body had put forward the reform proposals

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CBAM Regulatory Framework for the Definitive Period Starting in 2026

(UABIO) Starting from January 1, 2026, the European Union’s Carbon Border Adjustment Mechanism (CBAM)is moving from a Transitional to a Definitive period. This means that importers of certain goods will not only have to report their greenhouse gas emissions, as has been the case since

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California Reauthorizes Cap-and-Invest Program, Providing Market Certainty for Clean Investments and Setting Limits on the Use of Carbon Offsets

(Clean Air Task Force) This weekend (September 13-14, 2025), the California legislature passed AB 1207 and SB 840, reauthorizing California’s Cap-and-Invest program through 2045, developing a plan for allocating revenues from the Greenhouse Gas Reduction Fund, and defining requirements for compliance

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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

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Chipping Away at the Value Proposition of Biofuels

by 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

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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

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20 Years Later: Minnesota's Biodiesel Legacy Leads the Nation

by Noah Fish (AgWeek) Minnesota became the first in the nation in 2005 to require a biodiesel blend in its diesel fuel. -- Twenty years ago, Minnesota farmers helped make history. In the fall of 2005, the state became the first in

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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

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Growing ‘Continuous Corn’ Drives Emissions of a Powerful Greenhouse Gas. It Doesn’t Have To.

 by Anika Jane Beamer (Inside Climate News)  Corn monocropping emits higher levels of nitrous oxide, a greenhouse gas which traps heat in the atmosphere more than 300 times as effectively as carbon dioxide. Simple interventions could drastically reduce emissions, experts say.

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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

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Green Fuel Regs for Ocean Shipping Offer Hope for Struggling U.S. Ag Sector

by Philip Brasher (Agri-Pulse) Over the objections of the Trump administration, an international body that regulates ocean shipping is preparing to finalize a cap-and-trade system for reducing greenhouse gas emissions that offers a potential new market for biofuels made from agricultural feedstocks.

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Biogenic Carbon Dioxide from RNG Is Key to Europe’s Carbon Strategy – EBA

(Bioenergy International)  The European Biogas Association (EBA) has launched a comprehensive paper exploring the valorisation of biogenic carbon dioxide from the biogas sector, enabling the EU’s carbon strategy to reduce emissions and support a sustainable, low-carbon economy as a scalable and

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DHL and Hapag-Lloyd Sign Agreement to Further Decarbonize Supply Chains

(DHL Group)  Both companies are committed to ambitious decarbonization targets, with Hapag-Lloyd aiming to achieve net-zero fleet emissions by 2045 and DHL striving to reach net-zero GHG emissions by 2050. 3-year framework agreement signed for deploying sustainable marine fuel 25,000 tons CO2e emission

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Harnessing Municipal Wastewater as a Resource

((Fraunhofer Institute for Interfacial Engineering and Biotechnology IGB Research News)  Sewage treatment plants do more than just clean wastewater. They are also sources of raw materials. In the KoalAplan project, researchers from the Fraunhofer Institute for Interfacial Engineering and Biotechnology IGB

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Gasum and Preem Enter Strategic Partnership – Enables Preem Cardholders to Refuel with Biogas at Gasum Stations

(Gasum)  During the summer, Gasum and Preem signed a strategic cooperation agreement that enables Preem's corporate customers to refuel liquid and compressed biogas at Gasum stations in Sweden. On top of the environmental benefits, all transactions will be consolidated into a

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Biofuels: Superyachting’s Next Step in Decarbonisation

by Yukta Sharma (Nautical Voice)  Lloyd’s Register (LR) has released the latest edition of its award-winning Fuel for Thought series, highlighting the role of biofuels in the superyacht sector’s energy transition. Fuel for Thought: Biofuels for Yachts, launched during the Monaco Yacht Show, positions hydrotreated

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The Digest’s Multi-Slide Guide to Global Regulatory Framework and Policies for International Shipping

by Jim Lane (Biofuels Digest) The 2023 IMO GHG Strategy aims for net-zero emissions from international shipping by or around 2050, targeting 20% GHG reduction by 2030 (striving for 30%) and 70% by 2040 (striving for 80%). A mandatory GHG emissions

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Major Automakers Call for EPA to Ease Tailpipe Emissions Rules

by David Shepardson (Reuters)  Automakers warn EV tax credit expiration impacts industry investment; Automakers seek feasible revisions to Biden's emissions rules; Automakers fear loss of battery production tax credit next year; Democrats, environmentalists urge EPA to maintain current emissions rules A group representing nearly all

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DHL Cooperates with Henkel to Enhance the Use of Sustainable Marine Fuel

(DHL Group) The initiative builds on a successful project in 2024, when Henkel and DHL Global Forwarding piloted SMF on a selected part of Henkel's volumes. The significant expansion in 2025 demonstrates the shared determination to advance their logistics decarbonization activities. GoGreen

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LR Launches Biofuel Advisory Service to Help Accelerate Shipping’s Decarbonisation

(Lloyd's Register) The new service aims to support the shipping industry in safely and efficiently adopting biofuels to reduce greenhouse gas emissions. -- Lloyd’s Register (LR) has launched its new Biofuel Advisory service at London International Shipping Week to help shipowners, fuel

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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

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EPA Proposes to Cancel Greenhouse Gas Reporting Program Public Comment DEADLINE November 3, 2025

by Erin Krueger (Biomass Magazine) The U.S. EPA on Sept. 12 released a proposed rule to end the Greenhouse Gas Reporting Program. If finalized, the proposal would remove reporting obligations for most large facilities, all fuel and industrial gas suppliers, and

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Global Greenhouse Gas Overview

(U.S, Environmental Protection Agency) Summary: "Electricity & Heat Production" (34%), "Industry" (24%), & "Agriculture, Forestry, and other Land Use" (22%) account for 80% of ALL GHGs. Only 15% comes from "Transportation" which includes Trains, Planes & Ships. At the global scale, the key greenhouse

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Fuels, Strategic: Why Biomethanol Matters More than Ever

by Alisha Patil (Kings Research/Biofuels Digest) Biomethanol is quietly emerging as one of the most compelling levers in the decarbonization of both renewable chemicals and marine propulsion—a bit like cryogenic CO₂ in food processing: pragmatic, powerful, and often underappreciated. Drawing on

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Biofuels Gain Traction in Global Energy Shift

by Todd Riggs (Oil & Gas Middle East) As fossil fuel reliance decreases, biofuels emerge as a key low-carbon alternative in the global energy landscape. -- ... The share of fossil fuels in the world’s energy mix has decreased from 82% in

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CORSIA, Upgraded: A Flyer’s Guide to SAF & LCAF (with Real Perks)

by Jim Lane (Biofuels Digest) Welcome aboard Flight CORSIA 101, non-stop from Fossilville to SAFtown. We’re routing you through three ICAO manuals (sustainability criteria, default LCE values, and actual LCE methodology) that arrived in their shiny 2025 versions, and we’ll get you

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Using Biomethane from Palm Oil Waste to Fuel Sustainable Growth

(Unilever) Unilever is using biomethane made from palm oil waste to help lower emissions at our facility in Indonesia. Discover how we’re working to grow our business more sustainably and inspire positive change in the palm oil industry. Unilever is the first

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Maritime Greenhouse Gas Emissions: Adopting LNG, Biofuels Stressed as Alternatives

(New Age Bangladesh) Academicians and other speakers on Tuesday at a discussion emphasised adopting Liquefied Natural Gas and biofuel to curb greenhouse gas emissions from the maritime vessels. Addressing a workshop titled ‘Reducing emissions, sailing forward: decarbonising Bangladesh’s maritime industry’, they stressed

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The Digest’s 2025 Multi-Slide Guide to International Bioeconomy Coordination

by Jim Lane (Biofuels Digest) The Biofuture Platform, a multi-stakeholder initiative, pioneers international coordination for a sustainable bioeconomy. Its innovative focus is evidence-based analysis, including a Global Biomass Resource Assessment and common criteria for sustainable fuels. Newsworthy outcomes include G20 consensus

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11,000 and Counting: SBTi Touts Uptick in Corporate Emissions-Cutting Plans

by Heather Clancy (Trellis)  Close to 40 percent of companies with validated pledges have both near-term and net-zero targets.   Industrial manufacturers account for one-third of companies with emissions targets. Pledges by Chinese companies tripled in the past 18 months, to 450. Findings counter the

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Emvolon and Montauk Renewables Announce Launch of Joint Venture to Convert Biogas into High-Value, Low Carbon Fuel

(Emvolon/Business Wire)  Following the successful completion of a field demonstration, the new joint venture seeks to develop projects to generate up to 50K metric tons of green methanol annually by 2030 -- -Emvolon, an MIT spin-off that converts greenhouse gas emissions into

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Ethanol Car Market Growth Accelerates with Rising Green Mobility Demand

(Allied Market Research/EIN Newswire)  ... The ethanol car market refers to the segment of the automotive industry that utilizes ethanol-based fuels, such as E85 or flex-fuel, as a primary energy source. Ethanol cars are designed or modified to run on higher

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Powering AI

by Caitlin Scheresky (Biomass Magazine)  ... The Data Center Coalition defines data centers as “physical locations that organizations use to house their critical applications and data,” including anything “in the cloud.”  ... The Electric Power Research Institute, among other projects, tracks the number

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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

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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

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Powering India with Agricultural Biomass: Biofuels as an Alternative to Burning

by Gaurav Kedia (The Hindu Business Line)  Fast-tracking incentives like tax breaks and guaranteed grid access for bio-refineries is now critical -- Year after year, farmers across India burn leftover stalks and husks, eliminating an estimated 90 million tonnes of biomass out

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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 COP31 copper coppice copra CORCs (CO2 Removal Certificates) cordgrass corn bran Corn cobs corn ethanol corn fiber corn growers corn harvest corn husk 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 (Defense Advanced Research Projects Agency) 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 (SNG)) 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 E32 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 (GHGP) 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 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 ISB15 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 Maritime Administration (MARAD) 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 on-site methanol 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 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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 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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 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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 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