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Boeing, NASA, United Airlines to Test SAF Benefits with Air-to-Air Flights

(Boeing)  Boeing ecoDemonstrator Explorer, a 737-10 for United Airlines, will fly on SAF, trailed by NASA's DC-8 Airborne Science Lab measuring non-CO2 emissions; - Studying how SAF can reduce soot and impact contrails; - Supported by FAA, GE Aerospace, German Aerospace Center (DLR),

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Using Sustainable Aviation Fuels Could Reduce Emissions by up to 80%, Scientists Find

by Jessica Marsh (University of Manchester) A team of scientists have completed tests to quantify the emissions from the combustion of sustainable aviation fuels, revealing a profound reduction when compared to regular jet fuel. Researchers from the National Centre for Atmospheric Science

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A New Hydrogen: from Methane, via Pyrolysis, without the CO2 Release

by Chingis Idrissov (IDTechEx/Biofuels Digest) Digest note. This column from Chingis Idrissov focuses on production of hydrogen from methane, with an underlying assumption that the methane will come from fossil gas reserves. But, not necessarily so. There’s renewable methane, which

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Pyrum and SUEZ Sign Exclusivity Agreement to Build Pyrum's First UK Pyrolysis Plant

(Pyrum Innovations) During the one-year exclusivity phase, the first location will be determined and the approval process will begin; The plant will consist of three pyrolysis reactors with a capacity of around 20,000 tons of used tires per year --

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Greenergy Enters the Sustainable Aviation Fuel Market with New Teesside Plant

(Greenergy)  Greenergy is to enter the Sustainable Aviation Fuels (SAF) market through a new plant planned on Teesside. The company has submitted a planning application for two renewable fuel plants located at the same complex. The SAF plant will be the

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The Digest’s 2023 Multi-Slide Guide to the Outlook and Lifecycle Characteristics of Alternative Marine Fuels

by Jim Lane (Biofuels Digest) The transportation Sector accounts for 33% of total US emissions and marine fuels are 3 percent of that- and they are famously hard to electrify. In this overview from the US Department of Energy’s BioEnergy

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The Pathways to Biofuels: A Survey of Why We Should Stop Fretting

byMichael Barnard (CleanTechnica) We have enough waste biomass feedstock to fulfill all of our transportation needs, and the market and a bunch of bright people will figure out which ones are cheapest and lowest impact. ... And in this future world of

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Portland Is First in Nation to Phase out Petroleum Diesel, Replace with Biofuels

by Gosia Wozniacka (The Oregonian/OregonLive) Portland will phase out the sale of petroleum diesel by 2030, in its first major step to reduce carbon emissions by 50% under the city’s recently adopted climate emergency plan. The unanimous decision by the Portland City Council

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Ethanol’s Clean Octane Key to EPA Particulate Rule

by Doug Duarante (Clean Fuels Development Coalition/Governors' Biofuels Coalition) Coalition Urges Administrator to Address Mobile Sources -- In a detailed letter to the U.S. Environmental Protection Agency, the Clean Fuels Development Coalition (CFDC) called on the agency to use its existing

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Our Best Chance to Avert a Catastrophic Climate Crisis

(California Natural Gas Vehicle Partnership)  ... Let’s first focus on methane reductions. Nearly 50% of methane emissions in California come from livestock manure and organic waste decomposing in landfills. To help address this, a new statewide law went into effect in

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Our Best Chance to Avert a Catastrophic Climate Crisis

(California Natural Gas Vehicle Partnership) At the COP26 summit in Scotland in November 2021, the world’s leading climate scientists agreed that the #1 priority — the only measure to avert a catastrophic and irreversible climate crisis — is to immediately

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Why These Fleets Use Renewable Diesel Fuel

by Ronnie Wendt (Heavy Duty Trucking Info)  Titan Freight Systems, a regional less-than-truckload carrier in the Pacific Northwest, found renewable diesel was the key to meeting its emissions goals. -- Titan Freight Systems has provided overnight services across the Pacific Northwest

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Coming to Terms and Time with Carbon

(Diesel Technology Forum) ... Which is why decarbonizing transportation needs to leverage the fuels and technologies we have that can cut greenhouse gas (GHG) today:   Out with the old, in with the new: Black carbon, or soot, is a byproduct of

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Opinion: California Is Missing the Boat on Climate Change

by Winston Hickox and Jim Boyd (Mercury News)   ... The climate conference in Glasgow made it clear that the No. 1 priority — the only measure that can prevent cataclysmic climate change — is to cut the climate super pollutants

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Renewable Diesel Byproduct to Fuel Low-Carbon Rocket Launch

by Ron Kotrba (Biobased Diesel Daily) The carbon footprint of launching the new Orbex Prime space rocket will be up to 96 percent lower than comparable space launch programs, according to Orbex’s citation of a recent assessment by Xiaoyu Yan from

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Yosemite Clean Energy Has Secured Their First Plant Site Commercial Scale Carbon-Negative Biofuels from Waste Wood, Stewarding California Forests and Farmland

(Yosemite Clean Energy/PR Newswire)  Yosemite Clean Energy (Yosemite), announced today (October 28, 2021) they have secured the site for developing their first carbon-negative green hydrogen and renewable natural gas (RNG) production plant in Oroville, California, with groundbreaking scheduled for Q2 of

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Orbex Set to Launch World’s Most Environmentally Friendly Space Rocket

(Orbex/SpaceRef) The carbon footprint of launching the new Orbex Prime space rocket will be up to 96 per cent lower than comparable space launch programmes, a new scientific study has revealed. Prime is poised to become one of the most environmentally friendly

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RFA Founder Calls for Correction of EPA Transportation Office’s “Shocking Miscarriage of Environmental Justice”

(Dakota Ag Energy)  Speaking to the 14th Annual Bioenergy Conference hosted by Brazilian government and industry stakeholders, the founder of the U.S. Renewable Fuels Association (RFA) charged U.S. EPA Office of Transportation and Air Quality (OTAQ) bureaucrats with a “shocking

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SEA-LNG Warns against Delay in Addressing Shipping Decarbonisation

(SEA-LNG) Industry coalition stresses that LNG fuels reduce up to 23% of GHG emissions, and that bio- and synthetic LNG offer low risk, incremental pathways to net zero. Waiting for future fuels and not fully utilising LNG, which is safe, proven, competitive

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CFDC Calls Nebraska E30 Demonstration One More Step Towards Higher Blends

(Clean Fuels Development Coalition) The Clean Fuels Development Coalition (CFDC) today applauded the work of the State of Nebraska following the release of a report that found higher ethanol blends are safe, efficient, and cost effective when used in conventional vehicles. The

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Biofuel Opportunities for Marine Sector: The Digest’s 2020 Multi-Slide Guide to ORNL

by Jim Lane (Biofuels Digest) Oak Ridge National Laboratory’s Mike Kass shared this illuminating slide guide at ABLC 2020 as part of the marine and heavy duty biofuel opportunities panel. Dive into marine cargo vessel fuels, the advantages of using

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ICCT’s Vision 2050: “Ambitious Yet Feasible”

by Tammy Klein (Future Fuel Strategies)  ... ICCT (International Council on Clean Transportation) has been and, it’s clear in this document will continue to be, a major change agent for transport decarbonization globally. ICCT will use the results of the

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Converting Biomass Plant into RNG – Site Layout, Catalysts Requirements: The Digest’s 2020 Multi-Slide Guide to Low-Carbon Renewable Natural Gas from Wood Wastes – Part 1

by Helena Tavares Kennedy (Biofuels Digest)  California needs facilities that can dramatically reduce GHG emissions and black carbon production by using wood waste, according to GTI. The closing of biomass power plants is leading to open burning of the excess

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Turning Household Waste into Liquefied Biofuel to Save Electricity

by Edgar Brandt (New Era Live)  The founder of Nghishe Biotech, Charles Haluodi, has developed a system to convert organic waste such as food, animal and plant waste, into environmentally friendly flammable gas and organic fertiliser. ... He added that biogas is

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Researchers Work on Project to Develop Cleaner-Burning, Renewable Fuels

(TechXplore/University of Central Florida) Biofuels offer potential benefits as renewable fuels with cleaner emissions, but with thousands of types of biofuels to choose from, it makes it hard for the energy sector to focus on just a few for further development. That's

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Australian Tyre Recycler Signs Deal for First US Plant

(Green Distillation Technologies) Australian tyre recycler Green Distillation Technologies, which has developed world-first technology that recycles end-of-life tyres into oil, carbon and steel, has signed a deal to build their first plant in the United States, The agreement provides funding of up

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Govs. Walz and Noem for Support of E30

(Grand Rapids Herald Review) Recently, Minnesota Gov. Tim Walz, the chair of the Governors’ Biofuels Coalition, along with South Dakota Gov. and coalition vice chair Kristi Noem, sent a letter to President Trump urging the administration to consider 30 percent ethanol

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Climate Change, Short Lived Climate Pollutants, Black Carbon and Clean Diesel

(Diesel Technology Forum)  Thanks to the introduction of ultra-low sulfur diesel fuel, more efficient engines and more effective emissions control technologies, diesel engines, vehicles and equipment are a small and declining contributor of black carbon emissions globally. Technology and policy

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Braathens Regional Airlines, Air BP, ATR and Neste Collaborate to Achieve the ‘Perfect Flight’

by Helena Tavares Kennedy (Biofuels Digest)  In Sweden, a “perfect flight” took off. What exactly is a “perfect flight”? For some of you, it might mean wingsuit flying done by daring humans but for Neste, it’s when “Every element of the flight management

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Neste MY Renewable Jet Fuel Wins Award for Reduction of Black Carbon Emissions

(Neste)  Neste MY Renewable Jet Fuel has won an award for its role in reducing black carbon emissions in a competition jointly organized by the Climate Leadership Coalition, the Bioenergy Association of Finland, the Finnish Innovation Fund Sitra, the Finnish Environment Institute, and the

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A Sweet Approach to Clean Cooking

by Danilo De Oliveira Pereira (United National Industrial Development Organization)  UNIDO is implementing a programme which creates value chains of clean cooking fuels and technologies in several countries. With a “market enabling framework,” the organization is turning the lack of clean cooking

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ICAO's Technical Committee Agrees Increase in Stringency Level on Particulates and CORSIA Sustainable Aviation Fuel Methodologies

(GreenAir Online)  ICAO’s Committee on Aviation Environmental Protection (CAEP) has agreed to increase the stringency level of a standard limiting emissions of non-volatile Particulate Matter (nvPM) from aircraft engines. The technical committee’s 11th (CAEP/11) triennial meeting just concluded also delivered new technology goals

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UC Riverside Team Examines Influence of Mid-and High-Level Ethanol Blends on Pollution from GDI Flex Fuel Vehicle

(Green Car Congress)  A team from the University of California Riverside has investigated the influence of low-, mid-, and high-ethanol fueling—as well as the influence of the aromatic hydrocarbons in the fuel blend—on the regulated and greenhouse gas emissions, the mobile

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To Kill Climate Rule, EPA Wants to Redefine Danger of Soot

by Niina Heikkinen (E&E News)   Whether it's in haze-shrouded cities, plumes of car exhaust or even clear skies, fine particle pollution can be found just about everywhere in the United States. ... Exposure to fine particles is linked to premature death and higher

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New Research Shows the Health Benefits of Ethanol-Fueled Cookstoves

by Jieyi Lu (Environmental and Energy Study Institute)  Today, about three billion people still cook and heat their homes with traditional stoves and solid fuels worldwide. These fuels and stoves are major contributors to household air pollution in the developing world.

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Weak Governance at UN Shipping Agency Delaying Action on Climate Change

(Transparency International Secretariat)  The International Maritime Organisation (IMO) is at risk of unresolved conflicts of interest due to shortcomings in its governance, according to preliminary key findings of a new study by Transparency International. Private shipping-industry concerns could have undue influence over the policymaking

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Scania Will Provide Clean Buses to 20 Major Cities

(Scania) Scania today joins the Global Industry Partnership on Soot-Free Clean Bus Fleets with a commitment to, by 2018, provide modern soot-free buses to 20 major cities in Africa, Asia, Latin America and Australia.  “To tackle the challenge of poor air quality

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Phasing out Cookstoves a ‘Win-Win’ for Climate and Health, Study Shows

by Roz Pidcock (Carbon Brief)  Replacing traditional wood and coal-burning cookstoves with cleaner technology could trim nearly a tenth of a degree from global temperature and save more than 10 million lives by 2050. This is according to a new study

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Ship Voyages on 100 Percent Renewable Biofuel for 1 Year

by Brittany Hook (University of California San Diego) Harnessing the University of California’s leadership in sustainability and pledge to become carbon neutral by 2025, Scripps Institution of Oceanography Associate Director Bruce Appelgate had a bright idea: What if Scripps Oceanography at UC

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UIA Calls on CARB to Recognize Role of Ethanol in Reducing Carbon

(Urban Air Initiative/Ethanol Producer Magazine)  In comments recently filed with the California Air Resources Board, the Urban Air Initiative made a compelling case for higher octane, lower carbon fuels like midlevel ethanol blends to help the state meet its carbon

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Commercial Aircraft Propulsion and Energy Systems Research: Reducing Global Carbon Emissions (2016)

by Committee on Propulsion and Energy Systems to Reduce Commercial Aviation Carbon Emissions; Aeronautics and Space Engineering Board; Division on Engineering and Physical Sciences; National Academies of Sciences, Engineering, and Medicine (National Academies Press) The primary human activities that release carbon

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Hyacinths and Sawdust Used to Combat Africa’s Cooking Pollution

by Anna Hirtenstein (Bloomberg/The Washington Post)  A brew made from sawdust and water hyacinth flowers may help reduce the millions of lives lost across the developing world from the fumes of ramshackle cooking equipment. Those are the ingredients being used by Green

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Accounting for Bioenergy Emissions, Benefits Must be Done Right

(25 x '25)  With the White House shining a very bright spotlight on its plans for addressing climate change – in particular, the long-awaited proposal to regulate carbon emissions from existing power plants under Clean Air Act ‑ it is important that

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Ultrafine Particles from Vehicles: A Missing Piece in Emissions Regulations

(Environmental and Energy Study Institute) On Monday June 2, the U.S. Environmental Protection Agency (EPA) took the single largest step to control stationary sources of carbon dioxide (CO2) and other harmful emissions in the nation’s history. It announced a proposed regulation

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Where is Blue Carbon Going?

by Olatomiwa Bifarin* (Advanced Biofuels USA) On Wednesday, May 21, 2014, a panel of experts discussed the importance of blue carbon and the ramifications of its release in a “Managing Our Planet” seminar series developed jointly by George Mason University,

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NASA Signs Agreement with German, Canadian Partners to Test Alternative Fuels

(National Aeronautics and Space Administration/PRNewsWire)   NASA has signed separate agreements with the German Aerospace Center (DLR) and the National Research Council of Canada (NRC) to conduct a series of joint flight tests to study the atmospheric effects of emissions from jet engines burning alternative

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Sen. Collins Introduces Clean Cookstoves Bill That Would Improve Environment, Public Health

(Senator Susan Collins)  U.S. Senator Susan Collins today introduced the "Clean Cookstoves Support Act," a bill that would reduce carbon pollution and improve public health by supporting a global market for clean and efficient cookstoves. "Replacing unsafe cookstoves with modern alternatives

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What Role for Short-Lived Climate Pollutants in Mitigation Policy?

by J. K. Shoemaker, D. P. Schrag, M. J. Molina, V. Ramanathan (Science Magazine)  Short-lived climate pollutants (SLCPs) include methane (CH4), black carbon (BC), tropospheric ozone, and hydrofluorocarbons (HFCs). They are important contributors to anthropogenic climate change, responsible for as much

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Sugarcane Diesel Tests Yield Positive Results in Brazil

(Biofuels International)  It has been reported auto manufacturer MAN Latin America has completed tests on diesel made from sugarcane. The company is believed to have performed over 500 hours of testing on Euro 5 engines within four Volkswagen Constellation trucks and

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Black Carbon Ranks as Second-Biggest Human Cause of Global Warming

by Juliet Eilperin (The Washington Post)  Soot ranks as the second-largest human contributor to climate change, exerting twice as much of an impact as previously  thought, according to an analysis released Tuesday. The four-year, 232-page study of black carbon, published in

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EPA Proposed Rule “National Ambient Air Quality Standards for Particulate Matter”: Urban Air Initiative Comments

(Urban Air Initiative) From a letter to the Administrator of the Environmental Protection Agency, August 30, 2012:  Urban Air Initiative (UAI) appreciates this opportunity to comment on the Agency’s proposal to address one of our most dangerous and costly health threats,

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Biomass Burning Really Heats Things Up: New Study Shows Significance of Fire's Brown Carbon for Global Warming

(Institute for Governance & Sustainable Development / Environmental News Network)  Emissions from forest fires and other biomass burning has a greater impact on global warming than previously understood, according to a new study. “We used to think the lighter particles in

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Black Carbon Belchers?

by Naomi Lubick (Chemical & Engineering News)  Pollution Monitoring: Cars may produce more climate-warming particles than previously thought. Tiny particles known as black carbon can pack a heavy punch when it comes to climate change, by trapping heat in the atmosphere

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Members of the European Parliament Call for Cuts in Non-CO2 Greenhouse Emissions

(European Parliament)   Great efforts have been made to reduce CO2 emissions in Europe and internationally, but a number of other substances are also causing Arctic ice-melt and on Wednesday MEPs called for action against so-called non-CO2 emissions including the

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United States Joins Alliance to Promote Clean Cooking in Developing Countries

By Arpita Bhattacharyya, Andrew Light (Center for American Progress)  Secretary of State Hillary Clinton announced Tuesday an impressive collaboration at the Clinton Global Initiative that brings together U.S. agencies and the United Nations Foundation to form the Global Alliance for

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Soot Seen as Significant in Global Warming

(UPI)  Soot from burning fossil fuels and solid biofuels has a greater impact on global warming than previously believed, a U.S. researcher says.   But unlike carbon dioxide, Stanford University scientist Mark Z. Jacobson says, soot stays in the atmosphere for only a

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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 defossilize 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 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 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 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 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 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 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-to-Gasoline (ETG) ethanol/bioethanol 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 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 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 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) giant cane giant kelp Giant King Grass Giant Reed/Arundo GIS glass tubing gliricidia sepium global rebound effect 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 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 Greenland GREET Greenhouse Gases Regulated Emissions and Energy Use in Transportation Model Grenada gribble growers gua beans Guam guar Guatemala guayule Guerbet reaction Guinea Guinea Bissau Gulf states gulmohar Gumweed (grindelia squarosa) Guyana GWP gypsum h 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 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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 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 JP-8 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 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 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 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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 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 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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 Oils Oklahoma olefins oligomerization olive cake olive oil olive pits 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 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