Certificates of Origin (COs)

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Platts Proposes to Launch Certified UK Subsidized Waste Biomethane GO Price Assessments Sept. 1 Public Comment DEADLINE July 18, 2025

(S&P Global) Platts, part of S&P Global Commodity Insights, proposes to launch daily price assessments for certified UK subsidized waste feedstock biomethane guarantees of origin on Sept. 1, 2025. This proposal reflects the growing trade and increased fungibility of UK waste Renewable

July 02, 2025 Read Full Article

Iberdrola Becomes the First Company to Obtain Guarantees of Origin for Renewable Fuels. The Electricity Company Has Certified Its Green Hydrogen in Barcelona and Puertollano.

by Rubén Esteller (El Economista)  ... The utility has obtained its first certifications for renewable fuels of non-biological origin (RFNBO). According to Enagas, the first Guarantees of Origin for hydrogen in Spain have already been issued to the company. Specifically, 1,369 MWh of hydrogen

June 20, 2025 Read Full Article

RFA: Proposed RVOs Provide ‘Crucial Growth Opportunities’ Public Comment DEADLINE August 8, 2025 Public Hearing July 8-9, 2025

(Renewable Fuels Association) The Renewable Fuels Association today welcomed the release of proposed renewable volume obligations (RVOs) for 2026 and 2027, calling the Environmental Protection Agency’s draft rule a “very positive signal” for America’s ethanol industry and farmers. By prioritizing domestically produced renewable fuels

June 13, 2025 Read Full Article

Biofuel, Biogas Groups Comment on New Updates to Proposed California LCFS Amendments

by Erin Voegele (Ethanol Producer Magazine) California Air Resources Board on April 4 released a third set of proposed changes to the state’s Low Carbon Fuel Standard. More than 80 public comments were filed ahead of an April 21 deadline, including

April 23, 2025 Read Full Article

The Project BioReCer enters the Critical Phase – Participation of Stakeholders from the EU Bioeconomy is More Relevant Than Ever

(Renewable Carbon News) The acceptance of products based on biological waste by consumers, and the uptake of recommendations and guidelines by the bio-based industry, certification bodies and policy makers deeply depend on their active participation. The insights of bioeconomy stakeholders will

February 21, 2025 Read Full Article

Netherlands: Leaders of International Customs Fraud Ring Involving Biodiesel Imports Arrested

(European Public Prosecutor's Office) The European Public Prosecutor’s Office (EPPO) in Rotterdam (Netherlands) has arrested two suspects for their role in a customs fraud scheme involving biodiesel imports, with an estimated damage of over €60 million.  They allegedly imported biodiesel of

February 21, 2025 Read Full Article

OAL Rejects Portions of LCFS Amendments, Citing Clarity Concerns

(Clean Fuels Alliance America) The California Air Resources Board (CARB) announced this week that the Office of Administrative Law (OAL) has rejected one or more of the recently adopted amendments to the state’s Low Carbon Fuel Standard (LCFS), preventing the changes

February 19, 2025 Read Full Article

Traceability: Rules and Tools

by Luke Geiver (Ethanol Producer Magazine)  The California Air Resources Board has altered its Low Carbon Fuel Standard several times since first implementing the historic policy framework in 2011. In November 2024, CARB adopted a new round of program amendments on

February 15, 2025 Read Full Article

Lhyfe Joins Forces with Atmen to Become the 1st Player in the Hydrogen Sector to Guarantee the Traceability of Its Green and Renewable Hydrogen, a Major Step towards Its ‘RFNBO*’ Certification.

(Lhyfe) • Each delivery of green and renewable hydrogen from Lhyfe can now include a Digital Product Passport, offering buyers full transparency on the origin of the hydrogen produced, the carbon footprint of its production and, soon, an “RFNBO-compliant” label. This collaboration combines

January 24, 2025 Read Full Article

RSB Achieves Milestone with the European Commission’s Approval for Co-processing under RED II

(Roundtable for Sustainable Biomaterials) RSB is proud to announce that the European Commission has granted a positive technical assessment for expanding the RSB EU RED Fuels Certification Scheme to include co-processing under the Renewable Energy Directive II (RED II). This approval highlights the important transitory role of

January 20, 2025 Read Full Article

The RSB Academy Programme Is Launched to Build Capacity for a Sustainable Bioeconomy

(Roundtable for Sustainable Biomaterials)  ... (A)t the RSB Annual Conference, RSB introduced the RSB Academy Programme, a new educational initiative dedicated to capacity building for a sustainable bioeconomy. The launch of the programme was accompanied by the launch of eleven e-learning

January 20, 2025 Read Full Article

Petrobras Publishes First Call for Proposals to Purchase Biomethane

(Petrobras) The initiative focuses on offering competitive products with a lower carbon footprint -- This Monday (1/6), Petrobras is publishing its first call for proposals for acquisition of biomethane. The initiative is in line with the company's goals of decarbonizing its operations

January 08, 2025 Read Full Article

Adapting to the Evolving European Biomethane Landscape

(Bioenergy Insight)  Urszula Szalkowska, managing director, Europe EcoEngineers, outlines the challenges and opportunities for US suppliers. The European energy sector’s landscape is evolving rapidly, particularly in the biomethane market. The European Commission's recent deployment of the Union Database (UDB) signifies a crucial

November 12, 2024 Read Full Article

CARB Updates the Low Carbon Fuel Standard to Increase Access to Cleaner Fuels and Zero-Emission Transportation 0ptions

(California Air Resources Board)  The approved program amendments will catalyze private sector investment in decarbonizing California’s transportation sector to support climate action and cleaner air. -- The California Air Resources Board today approved updates to the Low Carbon Fuel Standard (LCFS) that

November 10, 2024 Read Full Article

Route Simplified Opens the Market for UCO Sellers and Buyers

by Kristof Reiter (Reiter Companies/Biobased Diesel Daily)  Available this July, the all-new, third-party record-sharing portal by Reiter Software will offer a powerful solution for both parties.  --  For years, U.S. EPA has emphasized the need for detailed records that account for

July 08, 2024 Read Full Article

Veolia, Waga Energy and ENGIE Join Forces to Contribute to the Development of the Renewewable Natural Gas Industry in France

(ENGIE) With the growing need to develop local, low-carbon energies, Veolia, a leader in bioenergies, and Waga Energy, a global expert in the production of Renewable Natural Gas (RNG) from landfills, and ENGIE, a world leader in low-carbon energy and services,

May 30, 2024 Read Full Article

Powering the Future: ISCC’s Technical Stakeholder Meeting Spotlights Innovation in Renewable Fuels!

(International Sustainability and Carbon Certification) We are excited to share key insights from the recent ISCC Technical Stakeholder Meeting for Renewable Fuels of Non-Biological Origin (RFNBOs), which took place online with more than 315 active participants and featured eight expert speakers.

February 20, 2024 Read Full Article

The Records Dilemma Is Decimating the UCO Market—but There Is a Way Out

by Kristof Reiter (Reiter Companies/Biobased Diesel Daily)  How and why the used cooking oil market broke and what can be done to fix it. -- After more than a decade of consolidation in the used cooking oil (UCO) recycling industry, the number

February 07, 2024 Read Full Article

2024: The Year Traceability Goes Global

by Dani Charles (Veriflux/Biobased Diesel Daily) As traceability requirements go global, so too must the solutions that support them. For much of 2023, the U.S. market was the primary focus of renewable traceability. This focus centered on U.S. EPA’s final rule, issued in

February 06, 2024 Read Full Article

EU Database for Biofuels Becomes Operational

(European Commission) As of today (15 January 2024), the Union Database for Biofuels (UDB) established by the European Commission is open for online registration by the relevant economic operators of transactions of liquid renewable and recycled carbon fuels. The database was foreseen

January 17, 2024 Read Full Article

OMV and Microsoft Accelerate Decarbonization of Corporate Air Travel and Its Supply Chain Logistics

(OMV Group)  OMV and Microsoft sign an agreement for the purchase of Sustainable Aviation Fuel certificates (SAFc); OMV SAF Business solutions is tailored to help organizations reach their climate targets (Scope 3); “Chain of custody” model enables Microsoft to accelerate the decarbonization of

January 11, 2024 Read Full Article

Airlines Balk at California's Biofuel Plan; Soybean Sector Weighs Possible Requirements Public Comment DEADLINE February 20, 2024

by Steve Davies (Agri-Pulse) The California Air Resources Board’s proposal to eliminate jet fuel’s existing exemption from regulation under the Low Carbon Fuel Standard is being criticized, for very different reasons, by both the airline industry and SAF proponents.  READ MORE Related

January 11, 2024 Read Full Article

Global: ISCC Certifies Engine X to Trade Sustainable Biofuels

by Ian Taylor (Bunkerspot)  Global bunker trading firm ENGINE X has informed Bunkerspot that it has been certified by the International Sustainability and Carbon Certification (ISCC) system to trade sustainable biofuels. In a statement sent to Bunkerspot today (9 January), ENGINE X Supply Manager, Sid Mishra,

January 09, 2024 Read Full Article

Full Circle UCO

by Anna Simet (Biodiesel Magazine) With a single truck in 1953, James Mahoney started up Mahoney Grease Service as a fats and oils recycler, using 13-gallon drums to service customers. Upward of seven decades later, the company has grown to service

January 02, 2024 Read Full Article

Ethanol Blog: ND Ethanol Producer Red Trail Energy to Bring Carbon Credits to Voluntary Market

by Todd Neeley (DTN Progressive Farmer)  Richardton, North Dakota,-based Red Trail Energy is expected to be among the first and largest ethanol producers in the country to bring carbon dioxide removal credits from ethanol CO2 capture and storage to the voluntary

November 03, 2023 Read Full Article

RenovaBio: ANP Will Hold Public Consultation on Standards for Biofuel Certification

(Brazil Ministry of Mines and Engineering)  The objective is to improve Resolution 758/2018, after regulatory impact analysis (AIR).  -- The ANP Board approved today (10/26) the holding of a public consultation and hearing on the review of ANP Resolution No. 758, of 2018.

November 01, 2023 Read Full Article

ISCC to Launch Biofuels Traceability Database, Alongside Existing EU Pilot

by Thomas Washington and Simone Burgin (S&P Global)  UDB to start registering stakeholders in 2024; Industry 'demanding clarity': Bioledger CEO -- International Sustainability & Carbon Certification is to launch its own database to trace biofuels, separate to already announced plans for an

October 17, 2023 Read Full Article

Used Cooking Oil Being Developed as Aviation Fuel: Ministry

by Ade Irma J, Resinta S (Antara Indonesian News Agency)  The Indonesian Industry Ministry stated that the potential of used cooking oil, currently being developed globally, could be tapped to serve as sustainable aviation fuel (SAF). "This used cooking oil is a raw material

September 26, 2023 Read Full Article

Improved Communication and Information Exchange Between Voluntary Schemes in Case of Certification-related Issues

(International Sustainability and Carbon Certification) In response to the European biodiesel market being flooded with vast quantities of Chinese biodiesel with partially doubtful declarations of origin and feedstock, the voluntary schemes ISCC, 2BSvs, KZR Inig, RSB and REDcert have agreed to improve their already established

June 29, 2023 Read Full Article

Feedstock Theft & Fraud

by Ron Kotrba (Biobased Diesel Daily) Stolen used cooking oil and palm oil fraudulently disguised as waste feedstock are making headlines, but traceability platforms can help curtail illegal activity. Used cooking oil (UCO) theft is nothing new. Ever since the material, which

June 13, 2023 Read Full Article

ISCC Response to Recent Suspected Cases of Mislabelling of Advanced Biodiesel

(International Sustainability and Carbon Certification)  In recent weeks, ISCC has received communications from stakeholders expressing concerns about a surge of advanced biodiesel1 imported from China and produced from waste and residue materials that are at least partly supplied from Indonesia and Malaysia.

April 25, 2023 Read Full Article

US EPA Spotlights Veriflux’s Feedstock-Traceability Platform

(Veriflux/Biobased Diesel Daily) Veriflux, an end-to-end platform for renewable fuel feedstock traceability, was spotlighted recently by the U.S. EPA as part of its success story on the funding of technologies that improve recycling, reduce emissions, and improve the circular economy. Veriflux was

April 18, 2023 Read Full Article

Biomethane, the Real and Immediate Option to Decarbonize Transport in Spain

(Gasnam/AltFuels) Biomethane is the solution that allows to decarbonize heavy transport fleets immediately. This is one of the main conclusions of the webinar organized by Gasnam-Neutral Transport in which the Zaragoza Area Transport Consortium, EMT Madrid, the Commonwealth of the Pamplona

April 06, 2023 Read Full Article

Measuring Carbon Reductions: The Digest’s 2022 Multi-Slide Guide to California LCFS Fuel Pathways

by Helena Tavares Kennedy (Biofuels Digest)  The most recent DigestConnect took a special look at carbon markets — measuring reductions, qualifying for markets such as those created by the California Low Carbon Fuel Standard, the CA-GREET Calculator, pathway verification, and

January 24, 2022 Read Full Article

Belgian Hauler Bets on Biomethane Certificates to Boost Green Transition

(Scania/NGV Journal) Renewable fuels are an important part of the shift towards sustainable heavy transport. In this regard, Belgian transport company Van de Poel bets on the certificates for biomethane to speed up this transition, and has increased the share of

December 23, 2021 Read Full Article

EU Plans Single Database to Certify Carbon Content of Hydrogen, Low-Carbon Fuels

by Nikolaus J. Kurmayer (EURACTIV.com) The European Commission is preparing to launch an EU-wide database to certify the carbon footprint of hydrogen and other low-carbon fuels in a harmonised way. The carbon certification of hydrogen production – currently 96% reliant on

November 19, 2021 Read Full Article
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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 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 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 Haiti Halophytes harvest site processing harvesting Hawai'i hay hazardous waste hazelnut HBIIP Higher Blends Infrastructure Incentive Program HDCJ HDO-SAK (hydro deoxygenated synthetic aromatic kerosene) health health benefits health effects heat of combustion heat of vaporization heat-tolerance heather heating oil/fuel Heavy Duty Truck Rule heavy duty vehicles (HDV) hedging HEFA (Hydro-processed esters and fatty acids) HEFA50 helicopters hemicellulace enzymes hemicellulose hemicellulosic sugars Hemp hemp oil hemp seed herb hexanol HFO (Heavy Residual Fuel Oil) hibiscus high blend renewable fuels (HBRF) High Hydrogen Content Synthetic Paraffinic Kerosene (HHC-SPK) High Octane Fuel (HOF) High Octane Fuel Standard High Octane Gasoline (HOG) high octane low carbon (HOLC) fuel High Octane Vehicles (HOV) high performance regular high school project high sulphur fuel oil (HSFO) high-octane/low-carbon (HOLC) liquid fuels Highway Bill highway rights-of-way Highway Trust Fund history hog farmers hombayniya homogeneous-charge compression-ignition Honduras honey locust Hong Kong Honge tree nuts hops horticulture Housing and Urban Development (HUD) HPF (High Performance Fuels) HRJ (Hydrotreated Renewable Jet) human rights Hungary Hurricane Sandy HVO (Hydrotreated vegetable oil) HVO100 HVO20 HVO30 Hybrid aircraft hybrid buses hybrid locomotive hybrid ships hybrids hydrocarbon fuels Hydrocarbon-Hydroprocesed Esters and Fatty Acids (HC-HEFA-SPK) hydrodeoxygenation hydrodiesel hydrofaction hydroformylation hydrogen aircraft hydrogen carrier hydrogen combustion engines hydrogen fuel cells hydrogen internal combustion engines hydrogen leaks hydrogen pipeline hydrogen pumps/fueling stations hydrogen tax credit hydrogen terminal Hydrogen/Renewable Hydrogen Hydrogen/Renewable Hydrogen Price hydrogenase hydrogenation hydrogenation-derived renewable diesel (HDRD) hydrogenolysis hydropower Hydroprocessed 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 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 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 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 Luxembourg lysis M100 M15 M3 M50 ma macadamia macauba Macedonia machine learning machinery macororo Madagascar magnesium mahua Maine Malawi Malaysia Maldives Mali mallees Malta Malyasia mamona management changes mandates mangaba manganese mango mangrove Manitoba mannose manure maple maps marginal land marine algae Marine Corps Marine Diesel Oil (MDO) Marine Fuel Oil Marine Gas Oil (MGO) Marine/Maritime Bio and Renewable/Sustainable Fuel (SMF) Marine/Maritime Bio and Renewable/Sustainable Fuel (SMF) price Marine/Maritime Bio and Renewable/Sustainable Fuel Terminal Marine/maritime renewable fuel terminal/bunkering market forces market share marketing markets/sales Mars Marshall Islands Maryland Masdar Institute mass balance standard Massachusetts Master Limited Partnership (MLP) Mauritania Mauritius Mazda meat mechanics training medical waste MEEC membranes mergers and acquisitions mesquite methanation methane leaks methane/biomethane methanization methanol benefits methanol fuel cells methanol 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standard open pond opportunity zones optimized flex fuel vehicles orange peel orchard grass orchard prunings Oregon organic solar cells Organization for Economic Cooperation and Development (OECD) osage orange OSHA Overseas Private Investment Corporation overview overview/survey course owa oxygen oxygenate ozone Pakistan Palau palm palm biomass palm fatty acid distillate palm fiber palm fronds palm kernel palm kernel oil palm kernel shell palm oil Palm Oil Methyl Ester (PME) palm oil mill effluent (POME) palm oil prices palm trunk sap palm waste Paludiculture/peatland cultivation Panama pandas panic grass papaya paper Papua Indonesia Papua New Guinea paraffins Paraguay Paris Agreement parity partial waiver particulates pasture land Patent and Trademark Office (PTO) patents pathways Paulownia paulownia tree payments peach shell peaches peak oil peak oil demand peanuts/groundnuts peas pectin peela kaner pellet pellets Pennsylvania pennycress/stinkweed pentane pentanol pentose pequi perennial grains perennial grasses Performance permitting Peru pest-tolerance pesticide-tolerance pests pet food petition petroleum pharmaceuticals phase separation Philippines phosphorus photobioreactor 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 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rice bran rice bran oil rice hulls rice husks rice price rice straw/paddy straw RICO (Racketeer Influenced and Corrupt Organizations Act) RIMPAC RINs (Renewable Identification Numbers) RINs markets RINs price risk management RJ-4 RJ-6 RME (rape methyl ester) RME180 RNA (Ribonucleic acid) RNG tax credit roadmap rocket fuel Romania RON (Research Octane Number) rosin rotation crops Roundtable on Sustainable Biomaterials (RSB) royalties RP-1 RTP (rapid thermal processing) rubber rubber seeds rumen ruminants rural development Rural Energy for America Program (REAP) Rural Energy Self-Sufficiency Initiative Rural Renewable Energy Pilot Program rushes Russia Russian olive rutabaga Rwanda ry rye Rye grass rye straw s saccharification SAF pipeline SAF10 SAF30 SAF40 SAFc (Sustainable Aviation Fuel certificates) Safer and Affordable Fuel Efficient Vehicles (SAFE) safety safflower sago 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 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 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