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Solar Panel Castles and Biofuel Bentleys: King Charles’s Royal Palaces Go Green in His First Year as Monarch

by Athena Stavrou (Independent) State Bentleys to undergo refurbishment to run on biofuel -- The royal estate is undergoing a climate-friendly makeover in the first full year of King Charles’ reign, according to a report which shows his efforts to reach net-zero targets within

July 24, 2024 Read Full Article

Vestas to Test Sustainable Aviation Fuel

(Vestas Wind Systems) Vestas will pilot Sustainable Aviation Fuel (SAF) at the Baltic Eagle Wind Farm in the Baltic Sea during 2024. The pilot project entails Vestas technicians and jack-up vessel crew using helicopters partly powered by SAF to transport themselves

June 05, 2024 Read Full Article

This Sleek New Zero-Emissions Jet Will Fly on Liquid Hydrogen

by Michael Verdon (The Robb Report) The Sirius Business Jet could be a revolution in aviation, though it has a long way to go. We talk to the CEO about the timeline. -- ... But Swiss-based Sirius has announced plans to start

March 12, 2024 Read Full Article

HAI Promotes SAF Use at Heli-Expo 2024

by Curt Epstein (Aviation International News) Rotorcraft arriving in Anaheim for annual helicopter convention can fill up on SAF at the staging area -- Helicopter Association International (HAI) will promote the use of sustainable aviation fuel (SAF) next week during its annual

February 29, 2024 Read Full Article

IIP to Sign MoU with Airbus for Sustainable Aviation Fuel

by Dalip Singh (The Hindu Business Line) While we have invented the alternative aviation fuel, Airbus will bring its aviation expertise for common good including testing and getting market access, IIP Director Dr Harender Singh Bhist tells businessline -- The Indian Institute

January 22, 2024 Read Full Article

London Heli Shuttle Marks First Sustainable Aviation Fuelled Flight

(London Biggin Hill Airport)  London Biggin Hill Airport yesterday (December 13, 2023) saw the first flight of the London Heli Shuttle, operated by Castle Air, using a 10% Sustainable Aviation Fuel (SAF) blend. The dedicated business aviation airport was the first in

December 21, 2023 Read Full Article

U.S. Air Force Awards $37 Million to Piasecki Aircraft Corporation to Develop Next-Generation VTOLs and Hydrogen Propulsion Technologies

(Piasecki Aircraft Corporation/Newswire)  Strategic Funding Increase (STRATFI) Investment Will Accelerate Development of ARES Tilt-Duct VTOL and Hydrogen Fuel Cell Propulsion for VTOL Applications -- Piasecki Aircraft Corporation, a global leader in rotorcraft and aerial vehicles, announced today that it has been awarded

December 07, 2023 Read Full Article

First SAF-Powered Rotorcraft Flight in UAE and Middle East Set by Abu Dhabi Aviation’s AW139 Commercial Helicopter

(Leonardo) - Abu Dhabi Aviation (ADA) accomplished two flights with a Leonardo AW139 helicopter powered by SAF (Sustainable Aviation Fuel) in Abu Dhabi on 28 and 30 November, marking a first in the UAE and Middle East.  - ADA and Leonardo

December 07, 2023 Read Full Article

A Legendary Helicopter Engine Turns to Sustainable Aviation Fuel to Get Back in the Skies

by Peter C Beller (General Electric) When the cruise ship Viking Sky sent out a mayday call in 2019, the Sikorsky S-92 helicopter flew to the rescue. Despite 25-foot waves and screaming winds, crews were able to pluck 479 stranded vacationers off the embattled liner before it

September 07, 2023 Read Full Article

ITP Aero Tests New GE Aerospace CT7-8F5 Engines for NH-90 Helicopters with SAF

(ITP Aero) ITP Aero commits to using SAF for all GE CT7 engine testing -- ITP Aero has successfully completed engine testing using a blend of Sustainable Aviation Fuel (SAF) with conventional jet fuel at its Albacete (Spain) facilities with the GE

August 02, 2023 Read Full Article

China Flies First Helo with SAF

by Mark Huber (AIN Online) China has made its first sustainable aviation fuel (SAF)-powered helicopter flight. The 40 percent SAF blend from China National Aviation Fuel (CNAF) was used in an Airbus Helicopters H125 belonging to State Grid Space Technology Co. (SGST).  The flight

June 15, 2023 Read Full Article

LIMA 2023: Leonardo and Weststar Celebrate Technological and Commercial Development Agreements and Sustainability Milestone

(Leonardo) Weststar will operate one AW609 collaborating with Leonardo in the tiltrotor’s capabilities development in South-East Asia; Weststar signs for five more AW139 offshore helicopters; An AW139 helicopter operated by Weststar set sustainability milestone with SAF fuel flight At Langkawi International Maritime and Aerospace

May 25, 2023 Read Full Article

ZeroAvia Achieves ‘Record-Breaking’ Hydrogen Fuel Cell Performance

(Transport Up) ZeroAvia has announced that it achieved record-breaking performance in testing of its High Temperature Proton Exchange Membrane (HTPEM) systems. Early testing of the pressurized 20kW HTPEM stack power module in ZeroAvia’s UK R&D location has demonstrated a record 2.5

March 20, 2023 Read Full Article

Neste Collaboration with Airbus, Safran and Microflite Achieves Australia’s First Helicopter Flight Using Sustainable Aviation Fuel

(Neste)  Neste, Airbus, Safran Engines and Microflite, a leading Australian helicopter operator, have jointly operated Australia’s first helicopter flights using sustainable aviation fuel (SAF). On this demonstration flight, an Airbus H130 helicopter powered by a Safran Arriel 2D engine used blended

March 03, 2023 Read Full Article

Bell 505 Makes First Single-Engine Helicopter Flight Using 100 Percent SAF

by Mark Phelps (AvWeb) Bell Textron announced today (Feb. 21) that its turboshaft-powered Model 505 is the first single-engine helicopter to fly using 100 percent sustainable aviation fuel (SAF). Bell credits its cooperation with Safran Helicopter Engines, refiner Neste, GKN Aerospace

February 22, 2023 Read Full Article

French Military NH90 Helicopter Flown on 100% SAF

by Mark Huber (AIN Online) France’s Direction Générale de l’Armement (DGA) has made the first test flight of an NH90 helicopter with sustainable aviation fuel (SAF). During the February 3 flight from the DGA test center at Essais en vol in

February 16, 2023 Read Full Article

Southeast Asia’s First Helicopter Flight Using Sustainable Aviation Fuel Takes off from Seletar Airport in Singapore

(Neste) Today (September 26, 2022), Bell’s next generation five seater helicopter, the Bell 505, fueled with Neste MY Sustainable Aviation Fuel™ (SAF) took off at Seletar Airport in Singapore for a demonstration flight. This is the first ever helicopter flight fueled

September 28, 2022 Read Full Article

Airbus H225 Flies on 100% SAF in Both Safran Makila 2 Engines

(Airbus/Biobased Diesel Daily) An Airbus H225 has performed the first-ever helicopter flight with 100 percent sustainable aviation fuel (SAF) powering both Safran’s Makila 2 engines. This flight, which follows the flight of an H225 with one SAF-powered Makila 2 engine in

July 18, 2022 Read Full Article

SAF Flying High on Helicopters! Japan’s First SAF Helicopter Flight

by Helena Tavares Kennedy (Biofuels Digest) ...Airbus Helicopters in Japan and Japan’s leading helicopter operator Nakanihon Air (NNK) jointly performed the country’s first ever helicopter flight powered with sustainable aviation fuel. So this made us look at SAF and helicopters

June 06, 2022 Read Full Article

Japan’s First SAF Helicopter Flight with H215

(Airbus)  Airbus Helicopters in Japan and Japan’s leading helicopter operator Nakanihon Air (NNK) have jointly performed the country’s first ever helicopter flight powered with sustainable aviation fuel (SAF). NNK’s H215 helicopter conducted a 30-minute flight at Nagoya Airport in Aichi Prefecture

June 03, 2022 Read Full Article

The World’s First Hydrogen-Powered Helicopter Could Hit the Skies Next Year

by Michael Verdon (Robb Report)  Piasecki Aircraft Corp. is adding a fuel cell to a small, two-seat rotorcraft to create the world's first helicopter to run on hydrogen. Piasecki Aircraft Corp. (PIAC) and edm aerotec have signed an agreement to

April 21, 2022 Read Full Article

Safran, Bell Partner on SAF Initiative for Bell 505 Helicopter

(Bell Textron/Biomass Magazine)  Safran Helicopter Engines and Bell Textron Inc., a Textron Inc. company, announced March 9 a collaboration initiative to explore technical performance and economic impacts of sustainable aviation fuel (SAF) on the Arrius 2R-powered Bell 505. A single, dedicated Bell

March 15, 2022 Read Full Article

Airbus, The Helicopter Company Expand Partnership to Include SAF in Saudi Arabia

(Airbus/Biobased Diesel Daily) Airbus and The Helicopter Company have signed an agreement in order to continue expanding helicopter activities as well as to introduce urban air mobility in the Kingdom of Saudi Arabia. This comes as an additional step toward the

March 09, 2022 Read Full Article

Sikorsky Helicopter Successfully Uses SAF during Flight

(Biofuels International) Sikorsky together with GE Aviation and Milestone Aviation have announced that a S-92 helicopter successfully used a blend of Sustainable Aviation Fuel (SAF) during its flight. The helicopter utilised a combination of biofuel, as well as traditional jet

March 08, 2022 Read Full Article

RFA Supports EPA’s Proposed 2022 RFS Volumes, Urges Agency to Abandon Retroactive Cut to 2020 Volume

(Renewable Fuels Association) In comments submitted today (February 4, 2022) to the U.S. Environmental Protection Agency, the Renewable Fuels Association expressed strong support for the agency’s proposed 2022 renewable volume obligations (RVO) while opposing the proposed retroactive reduction of the previously finalized

February 07, 2022 Read Full Article

Safran Deploys SAF to UK Facility

(Safran/Biobased Diesel Daily) Safran Helicopter Engines has started using sustainable aviation fuel (SAF) at its Fareham facility in the U.K. on a permanent basis, initially with the currently available mix of 38 percent SAF and subsequently with the maximum permitted

February 02, 2022 Read Full Article

Bristow Completes Flight to Offshore Operations Using Sustainable Aviation Fuel

(Bristow/Biobased Diesel Daily) Bristow Group Inc. announced Dec. 10 it completed an offshore revenue flight using sustainable aviation fuel (SAF), marking one of the first SAF-powered flights to an offshore operation in the U.K. Continental Shelf. The aircraft flew from Aberdeen

December 14, 2021 Read Full Article

Bell 525 Completes First Flight with SAF

(Bell Textron Inc./Biomass Magazine) Bell Textron Inc., a Textron Inc. company, announced on Nov. 16 the Bell 525 Relentless completed its first flight using sustainable aviation fuel (SAF) in summer 2021. Bell first incorporated SAF in its training and demonstration fleet

November 24, 2021 Read Full Article

First Airbus Helicopter Flight with 100% SAF

(Airbus/Biodiesel Magazine)  An Airbus H225 has performed the first ever helicopter flight with 100 percent sustainable aviation fuel (SAF) powering one of the Safran Makila 2 engines. The flight, which took place at the company’s headquarters in Marignane, marks the start

November 22, 2021 Read Full Article

First A319neo Flight with 100% Sustainable Aviation Fuel

(Airbus) Airbus, Dassault Aviation, ONERA, the French Ministry of Transports and Safran have launched the first in-flight study of a single-aisle aircraft running on unblended sustainable aviation fuel (SAF).  During the flight test over the Toulouse region on 28 October, one CFM

November 11, 2021 Read Full Article

Total, Safran Partner to Accelerate Decarbonization of Aviation Industry

(TotalEnergies/Biobased Diesel Daily) Total Energies and Safran have signed a strategic partnership agreement to jointly develop technical and commercial solutions for the decarbonization of the aviation industry. In line with the ambition of both companies to reach net zero CO2 emissions by

September 28, 2021 Read Full Article

Vinata Aeromobility Launches Biofuel Hybrid Flying Car

by Meghan Sapp (Biofuels Digest) In India, Vinata Aeromobility Hybrid Powered Flying car and Air Cargo are both set for launching which will be held this October 5th in Excel London at the world’s largest Helitech Exhibition. Vinata Aeromobility has stated that the

September 24, 2021 Read Full Article

S-92® Helicopter Completes First Flight Using Biofuel

(Lockheed Martin) Sikorsky, a Lockheed Martin Company leading the way towards a more sustainable aviation future  -- Sikorsky, a Lockheed Martin Company [NYSE: LMT] has approved the use of Sustainable Aviation Fuel (SAF), often referred to as biofuel, for the S-92

September 23, 2021 Read Full Article

Safran Runs Makila 2 Helicopter Engine on 100% SAF

by Mark Huber (AIN Online) Safran has successfully test run one of its Makila 2 helicopter engines on 100 percent sustainable aviation fuel (SAF), the French company announced today. For this ground test, Safran used a biofuel from TotalEnergies consisting of

September 13, 2021 Read Full Article

Safran Moves Ahead with SAF Testing For Helicopter Engines

by Curt Epstein (AIN Online) Safran’s helicopter powerplant division is reporting advances in the adoption of sustainable aviation fuel (SAF) for its engines. Last month the French powerplant manufacturer noted the first flight of a rescue helicopter on SAF. The Airbus

July 08, 2021 Read Full Article

Airbus Helicopters Calls All Industry Stakeholders to Join SAF User Group

(Biofuels International) Airbus Helicopters is bringing the industry together to drive the deployment of biofuels, through the creation of a Sustainable Aviation Fuel (SAF) User Group dedicated to the rotary-wing community. As a pioneer in the civil turbine rotorcraft market, the

June 24, 2021 Read Full Article

Bell Commits to SAF Blend for Training Fleet

by Dominic Perry (Flight Global) Bell has begun using a 30% blend of sustainable aviation fuel (SAF) in its 20-strong training and customer demonstration fleet, as it bids to lower the environmental impact of general aviation. Although Bell supports approvals for use

March 30, 2021 Read Full Article
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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 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 (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 leaks hydrogen pipeline hydrogen price 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 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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 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 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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 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 Oils Oklahoma olefins oligomerization olive cake olive oil olive pits olive pomace olive water olives Oman Omega-3s on-farm algae production on-farm ammonia production on-farm biodiesel on-farm ethanol production on-farm natural gas production on-farm processing on-site hydrogen production one p one pound waiver onion waste online courses Ontaio Ontario OPEC (Organization of the Petroleum Exporting Countries) open fuel standard open pond opportunity zones optimized flex fuel vehicles orange peel orchard grass orchard prunings Oregon organic solar cells Organization for Economic Cooperation and Development (OECD) osage orange OSHA 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 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 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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 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 of Automotive Engineers (SAE) soi soil soil amendments soil carbon soil health soil microbial biomass solar energy solar energy-to-chemical conversion solar fuel solar thermochemical hydrogen (STCH) solaris Solid Oxide Electrolyzer Cell (SOEC) solid oxide fuel cell (SOFC) Solomon Islands 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