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Advancements in Artificial Neural Networks and Fast Pyrolysis of Biomass Processing: A Comprehensive Review and a Bibliometric Analysis

by Khaoula Laouidi, Sanae Habchi, Casimir Kalibe Fanezoune, Brahim Sallek, Nataliia Kussul, and Hassan El Bari (Journal of Analytical and Applied Pyrolysis) • Bibliometric analysis reveals growth in ANN applications in pyrolysis processes. ANN algorithms were extensively studied for the fast pyrolysis of several biomass. ANN optimizes reactor conditions, boosting

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Optimization Study Using Response Surface Methodology and Artificial Neural Networks on the Co-digestion of Food Waste and Poultry Slaughterhouse Waste, with Hydrochar as an Effective Enhancer

by Sanae Habchi and Hassan El Bari (Bioresource Technology Reports) • PSHW and FW were co-digested with hydrochar added to improve methane production. The optimal YCH4 was observed for 15 g/L of hydrochar added, with 232 % improvement. C/N ratio, hydrochar added, and HRT were the modeling parameters selected. ANN

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Deep Eutectic Solvents (DESs) in Lignocellulosic Biomass Pretreatment: Mechanisms and Process Optimization

Nida Arshad, Elizabeth Jayex Panakkal, Aiya Chantarasiri, Peerapong Pornwongthong, Hassan El Bari, Widya Fatriasari,  Prapakorn Tantayotai and Malinee Sriariyanun (Bioresource Technology Reports) A comprehensive overview of various DES formulations and their combinations is provided. The impact of reaction parameters on DES pretreatment efficiency is critically evaluated. The integration of intensification

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Enhancing Biogas Production from Vinasse through Optimizing Hydraulic Retention Time and Added Load Using the Response Surface Methodology

by Hassan El Bari and Sanae Habchi (Heliyon)  Vinasse, a byproduct of ethanol production from sugarcane, is a rich organic matter and poses environmental challenges due to its high pollutant content. Effective biomethane production from vinasse can mitigate its environmental impact by converting organic matter

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RNG Coalition, Phillips 66 Join Call to Extend California’s Cap-and-Trade Program

by Erin Krueger (Biomass Magazine)  The RNG Coalition and Phillips 66 on Aug. 20 joined more than 40 other businesses, associations and nonprofits in urging the California legislature to extend the state’s Cap-and-Trade Program before the end of the legislative session

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Southwest Gas Seeks to Move Forward with Renewable Natural Gas Supply from Food and Wastewater in California

(Southwest Gas) CPUC filing marks a  milestone in meeting Senate Bill 1440 goals and reducing climate pollutants -- Victorville, CA—Southwest Gas Corporation (Southwest Gas) has submitted a procurement agreement to the California Public Utilities Commission (CPUC) that would bring renewable natural

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Tidewater Targets 2026 for Final Investment Decision on SAF Project

by Erin Krueger (Biodiesel Magazine) Tidewater Renewables on Aug. 14 announced its renewable diesel and renewable hydrogen (HDRD) complex in British Columbia operated at 72% of design capacity during the second quarter. The company continues to advance plans to add sustainable

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FutureFuel: Arkansas Biodiesel Plant Remains Idle

by Erin Krueger (Biodiesel Magazine) FutureFuel Corp. on Aug. 11 releases second quarter results, confirming that its 59 MMgy biodiesel plant in Batesville, Arkansas, remains idle due to market conditions. The company expressed hope the facility will restart in late 2025

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30th Annual Green Chemistry and Engineering Conference --- June 2026 --- San Antonio, TX

The 2026 conference theme, "Building the Future: Sustainable Chemistry for Industry, Innovation, and Infrastructure" aligns with the United Nations Sustainable Development Goal #9.  Industrial transformation and innovation Resilient and sustainable infrastructure Responsible innovation and systems thinking Reduction of hazardous chemical pollution Advancing worker and product

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Alaska Airlines, Cosmo Oil Marketing Sign Sustainable Aviation Fuel Sales Sgreement for Hawaiian Airlines Osaka-Honolulu Flights

(Alaska Airlines)  -- Hawaiian Airlines will blend sustainable aviation fuel on select flights between Osaka and Honolulu.  --  The initiative supports Hawaiian Airlines and Alaska Airlines’ strategy to reduce carbon emissions and grow the SAF market. Hawaiian Airlines today announced it will

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Microalgae: A Sustainable Solution for Wastewater and Biodiesel

(Bioengineer.org) In an era marked by increasing environmental challenges and the urgent need for sustainable energy sources, the cultivation of microalgae has emerged as a promising solution, particularly when integrated with the treatment of waste. Recent research led by a team

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UNGA: Energy & Environment - Panel on The Path to Clean Cooking through Scaled Innovation --- September 22, 2025 --- New York, NY

Join us for a panel discussion hosted on the margins of the 80th Session of the United Nations General Assembly (UNGA 80), focused on unpacking the global clean cooking transition. The panel, hosted in partnership with the U.S. Grains & BioProducts

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Arva’s Guide to GHG Accounting: Pathways for Agricultural Supply Chain Decarbonization

(Arva) Discover actionable strategies for supply chain decarbonization - grounded in field data, farmer collaboration, and science-based methods.-- Data is the key to unlocking supply chain transformation. Arva’s Whitepaper on Supply Chain Decarbonization offers a practical look at how companies supporting farmers through

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Partnering for Sustainable Airfreight: Lufthansa Cargo and CEVA Logistics Sign MoU on SAF Use

(Lufthansa Cargo) Lufthansa Cargo and global logistics provider CEVA Logistics have signed a Memorandum of Understanding (MoU) to expand their collaboration in the area of sustainability—with a clear focus on the use of Sustainable Aviation Fuel (SAF). The agreement aims to

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Sustainable Aviation Futures APAC Congress --- November 24-26, 2025 --- Singapore

Unlocking Asia Pacific’s SAF market and aviation decarbonisation roadmap. Sustainable Aviation Futures APAC Congress returns to Singapore from November 2025 and will unpack national policies, strategies to create domestic SAF production, and pathways to export fuel worldwide. Asia Pacific is the fastest

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Legal Analysis Finds Countries Must Include Aviation Non-CO2 Emissions in Their Climate Action Plans

by Christopher Surgenor (GreenAir) Legal advice provided for environmental NGOs Transport & Environment and Opportunity Green shows that all countries have a legal obligation to include aviation non-CO2 emissions, such as those that cause climate warming aircraft contrails, in their national

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SAF Production and Procurement Deals Inked in China and Other Asia Regions

by Tony Harrington (GreenAir) The development and use of sustainable aviation fuel is increasing in both mainland China and Hong Kong, with multiple announcements of new partnerships to advance low carbon air transport. China National Aviation Fuel Corporation (CNAF), the country’s

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Revolutionizing Biodiesel: How Deep Learning Is Transforming Sustainable Fuel Production

((Beijing Institute of Technology Press Co., Ltd/EurekAlert!)   As the world grapples with climate change and dwindling fossil fuel reserves, biodiesel emerges as a promising renewable alternative to conventional diesel. However, the journey toward sustainable biodiesel production faces significant hurdles, particularly

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Japan to Fund around $408 Million for Bamboo-Based Ethanol Project in India: Report

(Chinimandi) Japan will fund up to 60 billion yen (about $408 million) in public and private funding for a biofuel project in India that will convert bamboo biomass into automobile fuel, according to the Nikkei Asia. The move marks Japan’s largest

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CALL FOR POSTERS Student Poster Session at Hex@Tex --- September 30-October 1, 2025 --- Austin, TX DEADLINE September 10, 2025

Current university students are invited to participate in this exciting opportunity to present your research to a multidisciplinary audience of experts and decision-makers from across the hydrogen landscape. This educational, non-commercial event is focused on advancing innovation in hydrogen emissions

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HEX@@TEX Hydrogen Emissions eXchange at the University of Texas at Austin --- September 30-October 1, 2025 --- Austin, TX

HEX@TEX is back — bigger and better than before! Open to all, the annual Hydrogen Emissions eXchange at the University of Texas at Austin is your front-row seat to important emissions discussions playing a pivotal role in the future of

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The Digest’s 2025 Multi-Slide Guide to Green Gas Production Targets and Challenges

by Jim Lane (Biofuels Digest) EU directives target 35 bcm renewable gas by 2030, with the Netherlands aiming for 1.1 bcm Green Gas, 0.55 bcm via gasification. This necessitates building approximately 14 (30 MWth) plants in NL and 175 across Europe

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Ethanol Report on Farm Progress Show Biofuels Buzz

by Cindy Zimmerman (Energy.AgWired.com) Ethanol was in the spotlight at the 2025 Farm Progress Show with USDA predicting a record corn crop that needs to find a home through increased exports and domestic demand and the Renewable Fuels Association once again

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Mexico Taps Brazil’s Ethanol Expertise to Boost Biofuels Strategy

(Bnamericas) Mexico’s government has signed an agreement with Brazil to help develop its emerging biofuels industry, as the two countries strengthen economic cooperation. On Wednesday, energy minister Luz Elena González Escobar and Brazil’s vice president Geraldo Alckmin signed a declaration of intent

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Ethanol Group Says a Summer of Policy Changes Points towards More Markets for Farmers

by Kellan Heavican (Brownfield Ag News)  The executive director of Renewable Fuels Nebraska says recent policy decisions impacting biofuels from the Trump administration could expand markets for farmers. Dawn Caldwell says increasing blending requirements for ethanol under the Renewable Fuels Standard was

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Hydrogen’s Horizon: Going for the Green, Bethpage Black Style

by Jim Lane (Biofuels Digest)  ... Ryder Cup. Bethpage Black. The 17th hole. Two hundred and thirty-two yards into a crosswind, back-left pin tucked behind a bunker. One hole down, one swing to keep the match alive. Play safe? Or go

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12th Annual CH4 Connections Conference --- October 8-9, 2025 --- Fort Collins, CO

For 12 years, the conference has promoted the open exchange of ideas from leading thought leaders, academic researchers, industry experts, regulators, policymakers, and environmental advocates. Speakers will address current research on methane emissions, technologies to detect and mitigate emissions, policy

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Veritas Workshop --- October 7, 2025 --- Ft. Collins, CO

Veritas’ technical protocols provide companies and countries with methane emissions reduction targets with a consistent, technology neutral approach to measuring and verifying methane emissions-enabling a credible, consistent, verifiable, and transparent methodology.  READ MORE

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Using Independent Assurance to Strengthen Confidence in Methane Emissions Data

by Amanda Berry (Catalyst/Medium) If you can’t measure it, you can’t manage it. Nowhere is that truer than in tackling methane emissions. Methane is responsible for a good portion of global emissions, yet the International Energy Agency estimates that around 70% of methane

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Special EPM Podcast Series Hosted by Sue Retka Schill Featuring Sen. Tom Daschle

(Ethanol Producer Magazine) Homegrown Fuels Podcast Episode 13. Sen. Tom Daschle earned the nickname Dasch-ahol for his gasohol advocacy. He served as South Dakota’s Representative beginning in 1978 in the midst of the gasohol craze, and was elected to the Senate

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2025 Transportation & Innovation Expo --- October 28, 2025 --- Madison, WI

The T&I is Wisconsin’s premier sustainable transportation exposition, gathering industry leaders from around the Midwest, seeking to provide attendees with the opportunity to discover the latest in advanced transportation technologies. We offer groundbreaking & fun sessions covering the latest innovations

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Sustainable Aviation Fuel Credit

(Minnesota Department of Revenue) If you produce or blend sustainable aviation fuel, you may qualify for the Sustainable Aviation Fuel Credit. The credit is available for sustainable aviation fuel sold after June 30, 2024, and before July 1, 2030, for tax years

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QUOTE OF THE WEEK -- Iman Pambagyo

Still, the global legitimacy of palm oil-based biodiesel cannot endure without stronger sustainability pillars at home. Criticisms ... about deforestation, land conflicts, and indigenous rights should not be dismissed as mere “smear campaigns.” There is truth in these claims, however

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Countdown to CBAM 2026: How Businesses and Industries Are Getting Ready --- September 17, 2025 --- ONLINE

With the EU’s Carbon Border Adjustment Mechanism (CBAM) impacting imports from 2026 — and reporting requirements already in effect — companies around the world are racing to understand its implications. In this timely webinar, OPIS experts break down what CBAM

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Countdown to CBAM 2026: How Businesses and Industries Are Getting Ready --- September 17, 2025 --- ONLINE

With the EU’s Carbon Border Adjustment Mechanism (CBAM) impacting imports from 2026 — and reporting requirements already in effect — companies around the world are racing to understand its implications. In this timely webinar, OPIS experts break down what CBAM

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EPA Proposes to Block California’s Heavy-Duty Truck Rule for Out-of-State Vehicles

(Advanced Clean Tech News) The U.S. Environmental Protection Agency (EPA) recently announced it is proposing to disapprove California’s heavy-duty vehicle inspection and maintenance requirements as they apply to vehicles not registered in the state, including out-of-state and foreign-registered trucks. The EPA

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AI-Generated Scientific Hypotheses Lag Human Ones When Put to the Test

byJeffrey Brainard (Science Magazine) Machines still face hurdles in identifying fresh research paths, study suggests  --  ... In a heartbeat, machines can now scour the ballooning research literature for gaps, signaling fruitful research avenues that scientists might otherwise miss. But how good are

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OLEOFUELS® 2026 --- June 10-11, 2026 --- Seville, Spain

Join us for the highly anticipated OLEOFUELS® 2026 Conference, taking place on the 10th & 11th June 2026 in Sevilla, Spain. Now in its 17th edition, this leading industry event will bring together around 300 senior-level attendees from across the entire oleofuels value chain. From feedstock

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Bio Friends and Cheongmyeong Sign MOU to Build Korea's First Commercial-Scale Biogas-Based Methanol Production Plant

(Bio Friends) On August 22nd, Biofriends Inc. (CEO WonJun Cho), a clean fuel and renewable energy production company, and Cheongmyeong Co., Ltd. (CEO MinSu Na), a leading K-biogas company, signed a Memorandum of Understanding (MOU) to build Korea's first commercial-scale biogas-based

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The Digest’s 2025 Multi-Slide Guide to Bioenergy Integration in Renewable Energy Systems

by Jim Lane (Biofuels Digest)Integrating bioenergy is essential for flexible renewable energy systems, addressing increasing demands for short- and long-term flexibility, electrification support, and carbon management. Flexible bioenergy helps resolve intraday and seasonal electricity mismatches by producing storable fuels like

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BASF and Yara End Joint Project for Low-Carbon Ammonia at U.S. Gulf Coast

(Yara International ASA)  BASF and Yara International ASA have jointly decided to discontinue their project to develop a low-carbon ammonia production facility with carbon capture and storage in the U.S. Gulf Coast region. This decision reflects the companies’ commitment to focus

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The Grimaldi Group Takes Delivery of the Grande Shanghai

(Grimaldi Group)  The Grimaldi Group takes delivery of the Grande Shanghai; Among the main features of this innovative car carrier are her 9,000 CEU capacity, halved fuel consumption and Ammonia Ready class notation. Naples, 27 August 2025: This morning, the Grimaldi Group took

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Burando Energies, NCLH & World Fuel Services Unite to Decarbonize Maritime

(Burando Energies/Bunker Market) Burando Energies partnered with Norwegian Cruise Line Holdings Ltd. (NCLH) and World Fuel Services to supply biofuels to NCLH cruise ships during port stays in the Netherlands. In a major stride toward maritime decarbonization, Burando Energies, World Fuel Services

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Port of Louisiana Seeks Bids to Build e-Methanol Bunker Barge

by John Snyder (Riviera) Port calls for bids from US shipyards to construct 28,900-bbl methanol fuelling barge -- Bids are being solicited from qualified US shipyards for the construction of a 28,900-bbl e-methanol hydrogen fuelling barge for the Port of South Louisiana. According

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European Automakers Warn that Combustion Engine Ban Isn’t Possible

by James Ochoa (AutoBlog) Industry leaders urged European Commission President Ursula von der Leyen to reconsider plans for phasing out fossil fuel-powered vehicles by the mid-2030s. -- According to new reports published by Bloomberg and Reuters, Europe’s automotive giants are sounding the alarm, warning that

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Expander and Rocky Mountain Establish Wheatland Synfuels Inc. as a Platform dor Carseland Bio-Synfuels Complex

(Expander Energy/Newswire)  Expander Energy Inc. (“Expander”) and Rocky Mountain Clean Fuels Inc. (“Rocky Mountain”) are pleased to announce that a letter of intent has been signed to jointly form Wheatland Synfuels Inc. (“Wheatland”) and to acquire Rocky Mountain’s state-of-the-art Carseland Synthetic

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OCOchem and ADM Announce Production Partnership to Build Innovative New CO2 Conversion Facility at ADM Facility

(OCOchem/Business Wire) OCOchem, a rapidly scaling pioneer of CO2 electrolysis and conversion technologies, today (August 18, 2025) announced production partnership agreement with ADM (NYSE: ADM), a global leader in innovative solutions from nature, to build a groundbreaking field demonstration plant using

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Thin Biofilm Can Transform CO₂ into Renewable Energy

by Kathrine Torday Gulden (NIBIO)  NIBIO has contributed to developing a method for turning greenhouse gases like CO₂ or CO into biomethane – a renewable energy source. Using thin layers of microorganisms, so-called biofilms, greenhouse gases can be transformed into clean-burning fuel. Carbon-based

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The Digest’s 2025 Multi-Slide Guide to Understanding Uncertainty in Biofuel ILUC

by Jim Lane (Biofuels Digest) IIASA’s GLOBIOM model simulates global land-use change across agriculture, bioenergy, and forestry to understand market-mediated responses. Research analyzed uncertainty in Induced Land-Use Change (ILUC) emissions from increased US soy-biodiesel demand using One-at-a-time and Monte Carlo simulations.

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Organic Recycling Systems’ Catalyst Validated for Boosting Biogas Production

by Prakash Jha (Bio Energy Times) Organic Recycling Systems (ORS) has achieved a major milestone in the field of Compressed Biogas (CBG) with its MethanoBoost Catalyst (MBC) receiving validation from the Sardar Swarn Singh National Institute of Bio-Energy (SSS-NIBE). The institute confirmed

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Viking Line Starts to Run Vessels on Bio-LNG to Generate Compliance for Gasum’s FuelEU Maritime Pool

(Gasum)  The collaboration enables a substantial increase in compliance supply as demand for FuelEU Maritime pooling heats up towards the end of the year. Viking Line has started to run it’s two ro-ro vessels Viking Glory and Viking Grace on bio-LNG in

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Universal Fuel Technologies’ Sustainable Aviation Fuel Accepted into ASTM Clearinghouse for Qualification

(Universal Fuel Technologies) Company's Flexiforming-produced sustainable aviation fuel (SAF) advances toward commercial adoption; Acceptance validates proven technical capability and production scale required for Clearinghouse qualification; Milestone positions Unifuel as a credible pathway towards 100% drop-in SAF for commercial airline adoption As the global

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Airbus and Air France Complete Inaugural SAF A220 Ferry Flight

(Airbus) An Air France Airbus A220 today completed its delivery flight from Airbus’ site in Mirabel to Paris powered by sustainable aviation fuel (SAF). This marked a significant step forward: Airbus in Canada directly issued official sustainability credentials for SAF to a

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SAF’s a Baldwin! Hello! We Clue You in on Why We’re Totally Following UFT’s Flexforming SAF Tech and Its Progress

by Jim Lane (Biofuels Digest) I read earlier today an assertion that SAF costs seven times as much as jet fuel, and it reminds me the world is still pretty clueless about SAF’s progress. As if the U.S. Navy’s $2.18-per-gallon order with AltAir

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Canola Acres Poised to Rebound as Demand for Biofuels Grows

by Candace Krebs (Farm Talk) Demand for renewable fuels is driving a resurgence of interest in winter canola, as indicated by the turnout at a recent Southern Plains regional meeting that attracted more than twice the growers as the same meeting

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Harnessing Feedstock Diversity for Sustainable Aviation Fuel Production

by Paul Ticehurst (Johnson Matthey/Energy Connects) Relying on a single feedstock for Sustainable Aviation Fuel (SAF) production is not a realistic option. The amount of SAF needed for the aviation sector to meet the growing number of mandates and targets globally

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Auramarine Delivers Methanol Fuel Supply System for Two Terntank Hybrid Tankers

(Auramarine) Agreement is a natural continuation of the partnership following the delivery of methanol fuel supply systems for three of Terntank’s 15,000 DWT hybrid tankers over the past 12 months. Auramarine, the trusted fuel supply and auxiliary systems expert, announced that it has signed

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Carbon Counts: AI Hype, Hazards, and Real-World Impact --- September 18, 2025 --- ONLINE

David LaGreca and Dave Lindenmuth are back with Carbon Counts, an informational series exploring how guidance from the Greenhouse Gas Protocol, state and local jurisdictions, and evolving consumer expectations are redefining transparency in emissions accounting. This episode will feature EcoEngineers’ Climate

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CORSIA and Opportunities for Sustainable Aviation Fuel --- September 10, 2025 --- ONLINE

Join us for an in-depth webinar designed for stakeholders in the sustainable aviation fuel (SAF) industry and aviation sector. This session will provide a comprehensive overview of the Carbon Offsetting and Reduction Scheme for International Aviation (CORSIA), focusing on how

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Unlocking Revenue with a Life-Cycle Analysis --- September 4, 2025 --- ONLINE

Life-cycle analysis (LCA) is a powerful tool that helps businesses go beyond simply reducing their environmental footprint — it can also unleash significant revenue potential and foster sustainable growth. Evolving regulations are using carbon accounting and LCA to measure accurate

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Fuel Switch Snapshot: B100 Only Makes Sense between EU Ports

(Engine) Rotterdam’s regulation-adjusted B100 remains attractive; B100 continues to be priced out in Singapore; LBM a top choice for dual-fuel vessels  --  ... In Singapore, B100 is still far from affordable. That is partly because it is only offered by a few suppliers with

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Scientists Develop Coordinated Strategy to Boost Biofuel Production from Brown Algae

by Zhang Nannan (Chinese Academy of Sciences/TechXplore)  A team of researchers led by Prof. Li Weiming from the Institute of Applied Ecology of the Chinese Academy of Sciences has developed a novel "coordinated engineering" approach to enhance biofuel production from brown

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Biochar: A Valuable and Versatile Commodity

by Anna Simet (Biomass Magazine) This week's Biomass Magazine's Podcast Series features Myles Gray, Executive Director at the US Biochar Initiative. Interviewed by Anna Simet, Director of Content & Senior Editor of Biomass Magazine.  READ MORE

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U.S. Senators Tina Smith, Todd Young Reintroduce Bipartisan Legislation to Help Farmers, Analyze Long-Term Soil Health

(Office of Senator Tina Smith (D-MN)) U.S. Senators Tina Smith (D-MN) and Todd Young (R-IN) reintroduced bipartisan legislation that will help bolster soil research and improve agricultural resilience and productivity in the Midwest and across the country. Experts estimate that American

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CERAWeek 2026 --- March 23-27, 2026 --- Houston, TX

SAVE THE DATE

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BioProcess International --- September 15-18, 2025 --- Boston, MA

From Cell Line and Cell Culture to Downstream and Next Generation Manufacturing - Join the Engineers, Scientists and Biotech Leaders Who Are Fostering Scientific Innovation to Solve Today's Challenges. Tailored Bioprocessing Content: Immerse Yourself in Critical Case Studies, Powerful Data, and

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Virginia Clean Energy Summit --- September 30-October 1, 2025 --- Richmond, VA

The Virginia Clean Energy Summit serves as a vital forum for presenting innovative clean energy technologies, policies, and business practices that are driving the transformation of Virginia's energy sector. Our main goal is to identify opportunities and foster collaboration that

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SHEIN and Lufthansa Cargo Sign MoU to Explore Initiatives to Promote More Sustainable Air Transportation

(SHEIN) The MoU includes a program to scale up the use of sustainable aviation fuel on Lufthansa Cargo flights for SHEIN deliveries; The MOU calls for concrete actions to be concluded within the next six months The global online fashion and lifestyle retailer,

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UK’s Chiltern Railways Secures 13 Modern Trains to Be Fueled by Renewable Diesel

(Chiltern Railways/Biobased Diesel Daily) In a boost for regional growth, Chiltern Railways announced in August that it has secured modern trains to transform customer journeys in Buckinghamshire, Oxfordshire, Warwickshire and the West Midlands in the U.K.  Chiltern Railways, which is part of

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Black Star Group Strengthens Its Multienergy Strategy in Europe

(Black Star Group/Biobased Diesel Daily) Black Star Group announced Aug. 19 that it has taken a significant step in consolidating its position within the European energy sector by expanding its multienergy offering, which includes diesel, gasoline and biodiesel. The company said this strategic

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Minister O’Brien Publishes Ireland’s First Sustainable Aviation Fuel Policy Roadmap

(Ireland Department of Transport)  Minister for Transport Darragh O’Brien has today published Ireland’s first Sustainable Aviation Fuel (SAF) Policy Roadmap, as committed to under the Programme for Government. The aviation sector faces a particular challenge to decarbonise. The development and deployment of

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Mazda Turns to Biofuel in Carbon Neutrality Effort

(NHK World)  ... Mazda Motor has tied up with biofuel developer Euglena to blend in higher amounts of the eco-friendly alternative in regular diesel fuel. Their efforts enable up to a 51 percent mix of biofuel, with some companies reportedly using the

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GCMD Trials Show Promise of Tracers in Combating Marine Biofuel Fraud

(Globle Centre for Maritime Decarbonization) - Three tracer technologies were deployed in six supply chain trials under real-world commercial conditions, without disrupting operational practices or compromising fuel quality.  - Among the tracer candidates trialled, the organic tracer emerged as the most

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John Deere Announces B30 Biodiesel Compatibility across Engine Portfolio

by Rusty Halvorson (John Deere/KFGO)  John Deere today announced the approval of B30 biodiesel use across its entire portfolio of Tier 4 John Deere engines. This increases the previous approval of blends up to B20. The announcement will also be highlighted this

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New Fact Sheet: Data Centers and Emergency Standby Generators

(Energy Technology Forum) Have you seen our latest fact sheet on data centers and emergency standby generators? It addresses frequently asked questions on this important topic. ... How can backup power systems be made more sustainable? Since emergency standby generators only operate for periodic readiness

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Cummins and Chevron Make High-Powered CNG Engines a Reality

(Chevron) ... "Chevron and Cummins have collaborated on numerous projects to ensure that customers and fleets have access to alternative fuels such as renewable diesel, biodiesel, compressed natural gas and hydrogen,” said Brian Peterson, Chevron Renewable Fuels National Sales Manager. Mark Jamieson,

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Five Strategies for More Effective Hydrogen Scalability

by Chuck Hayes (Swagelok/Advanced Clean Tech News)  The hydrogen economy is at a crucial juncture. Greater scalability for hydrogen infrastructure is needed for this promising clean energy fuel to meet its full potential, and professionals in the space are working diligently

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TRA Proposes New Anti-Dumping Measure on Chinese Biodiesel Public Comment DEADLINE September 22, 2025

(U.K. Trade Remedies Authority) The TRA has published its Statement of Essential Facts in the biodiesel investigation, recommending duties to counter dumping by Chinese exporters. -- The Trade Remedies Authority (TRA) has today [22 August 2025] published its Statement of Essential Facts (SEF) in

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Strategic Step for Sustainable Aviation from SOCAR Türkiye and Turkish Airlines

(SOCAR)  A Memorandum of Understanding (MoU) covering cooperation in the field of Sustainable Aviation Fuel (SAF) was signed between SOCAR Turkey and Turkish Airlines at a ceremony held at Turkish Airlines Headquarters on August 13, 2025. Senior executives from both institutions attended the

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Biofuels Gain Traction in Global Energy Shift

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

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EPA Seeks Feedback on Science Advisory Board Nominees Public Comment DEADLINE September 4, 2025

by Sean Reilly (Politico Pro Greenwire) Among the pool of 165 candidates are members of a climate science denial group and industry representatives. --  EPA is seeking public feedback on a large pool of applicants — a motley group that includes mainstream

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Finnair, CN Logistics Agree to Reduce Emissions via SAF

(SAF Investor)  Finnair and Hong Kong–based logistics company CN Logistics have agreed to use sustainable aviation fuel (SAF) to cut carbon emissions from air cargo operations. As part of the agreement, CN Logistics co-funded a purchase of SAF batch with Finnair. The fuel

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Petrobras Advances in Contracting to Build the First BioQAV and Renewable Diesel Plant

(Petrobras (Google Translation))  A tender has been announced for the first package of contracts for the unit to be installed at RPBC (Cubatão, SP) -- Petrobras has initiated the contracting process to build the first plant dedicated to the production of BioQAV (or SBC,

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The Digest’s 2025 Multi-Slide Guide to Land Use for Bioenergy: Synergies and Trade-offs

by Jim Lane (Biofuels Digest) Bioenergy is crucial for GHG reduction but raises sustainability concerns, particularly with dedicated energy crops. Research identified 427 observations of synergies, trade-offs, or no effect, with context-specific factors like previous land use and feedstock influencing outcomes.

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Cryobiology and Carbon Dioxide

by Sam A. Rushing (Advanced Cryogenics/Biofuels Digest)  The science of life at low temperatures, literally referring to cryobiology, has a number of applicable areas when considering carbon dioxide as a merchant gas. Often, this product would be sought as a USP

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

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

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Airbus Eyes Indonesia Biomass for SAF

(Bioenergy Insight) Airbus’s Singapore office has partnered with Indonesia’s Bogor Agricultural University (IPB) to explore the use of biomass in producing sustainable aviation fuel (SAF), aiming to source up to 100 million tonnes per year from the country. The collaboration will conduct

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DNV Korea’s Decarbonization Network Drives Low-GHG Fuel Initiatives

(DNV) At the end of 2023, Ulsan Port Authority, a major energy distribution hub and a pioneer of the energy transition in the region, joined DNV Korea’s Decarbonization Network. The benefits are mutual, with the network partners committed to sharing knowledge

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Launch Event for the New Maritime Forecast to 2050 Report --- September 16, 2025 --- ONLINE

The 9th edition of the Maritime Forecast to 2050 analyses how shipping will navigate the next phase of its decarbonization journey. With the IMO’s Net-Zero Framework now approved, and alternative-fuelled vessel orders increasing sharply, momentum must be matched by fuel

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SAFII Training: ASTM D3241 and Testing SAF Beyond Breakpoint --- September 9-10, 2025 --- Sugar Grove, IL

This hands-on, two-day training program aims to provide scientists, engineers, and technicians throughout the sustainable aviation fuel (SAF) supply chain with a comprehensive understanding of jet fuel and SAF testing methodologies, utilizing the ASTM D3241 test method. Fee includes: Two days of

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MN Bio-Fuels : Infrastructure Grants For Retailers Available Now To Expand Access To Unleaded 88 DEADLINE October 23, 2025

(Minnesota Bio-Fuels Association) The Minnesota Bio-Fuels Association (MN Bio-Fuels) is encouraging retailers to apply for grant funding from the Minnesota Department of Agriculture’s (MDA) Agricultural Growth, Research, and Innovation (AGRI) Biofuels Infrastructure program to offer higher blends of ethanol like Unleaded

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Value-Added Products and Co-Benefits from GHG Removals --- August 28, 2025 --- ONLINE

Join the National Academies of Sciences, Engineering, and Medicine for a discussion on the economic and environmental potential of utilizing captured greenhouse gases (GHGs). This webinar will explore the leading opportunities for commercial use of captured GHGs and assess the

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India, Japan to Expand Energy Cooperation on Carbon Capture, Biofuels, Green Tech

(Telangana Today)   India and Japan on Monday (August25, 2025) agreed to deepen cooperation in the energy sector, focusing on carbon capture, biofuels, green chemicals, and advanced technologies. At the ministerial-level Energy Dialogue, both sides reaffirmed their commitment to energy security,

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Indonesia Wins WTO Dispute, Calls for End to EU Biodiesel Tariffs

by Alfitria Nefi P (Tempo)  Indonesia is urging the European Union (EU) to immediately revoke its countervailing duties on Indonesian biodiesel products after a win in the DS618 trade dispute at the World Trade Organization (WTO). "We urge the EU to immediately revoke the

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

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

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What are the Advanced Alternatives to Ethanol?

by Arunangshu Das (Indian Express) ... Although biofuel has emerged as a promising alternative to fossil fuels in transition to renewable energy, discussions are also going on about the alternatives to ethanol, such as Butanol and acetone-butanol-ethanol (ABE) mixtures, which are considered superior

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Malaysia Launches Hybrid Hydro Floating Solar and Green Hydrogen Hub in Terengganu

by Kavitha (Solar Quarter) Malaysia has marked a significant milestone in its energy transition with the launch of the Hybrid Hydro Floating Solar (HHFS) project and the Green Hydrogen Hub in Terengganu. The dual initiatives are designed to support the National

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Liquid Sun Launches eSAF Production Pilot – with ABB, Finnair, Fortum, and Finavia

(Finnair)  The pilot aims to establish a functioning ecosystem and value chain for synthetic fuel production in Finland. The EU’s sustainable aviation fuel (eSAF) blending mandate creates an opportunity for Finland to become a significant producer of synthetic fuels in the

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Philippines: D&L Mulls Second Biodiesel Plant

by Prakash Jha (Bio Energy Times) D&L Industries, through its subsidiary Chemrez Technologies, Inc. (CTI), is moving forward with plans to build a second biodiesel plant as it anticipates stronger demand once the government lifts the suspension on higher biodiesel blend mandates,

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The Digest’s 2025 Multi-Slide Guide to Bioenergy’s Essential Role in Energy Transition

by Jim Lane (Biofuels Digest) Bioenergy is crucial for net-zero, projected to comprise nearly 20% of total energy by 2050. Its innovative role includes decarbonizing hard-to-abate sectors like aviation and shipping, with usage doubling in industry and tripling in electricity generation. Key

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Agrivoltaics for Sugarcane

by Emiliano Bellini  (PV Magazine) Brazilian scientists have investigated the potential of agrivoltaics on sugarcane fields and have found this combination may provide benefits in terms of both agricultural and electricity yield. Their results showed that under certain conditions the sugarcane yield

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US Ethanol Takes the Wheel in UK Fuel Market as Vivergo Shuts Down

by Alejandro Gonzalez (Motor Finance Online) Influx of American imports reshapes petrol supply, raising questions for carmakers, retailers, and the road to E15. -- The collapse of Vivergo Fuels, announced last week after the UK government refused to provide emergency financial support, is

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Environment Government Ethanol Boosters Say E30 and Marketing to Youth Point the Way for Corn Fuel’s Future

by John Hult (South Dakota Searchlight) Nebraska fleet study backs higher ethanol blends; SD advertising targets teens -- The ethanol industry won’t tell you to fill your vehicle with illegal fuel, but thanks to a long-term study of fleet vehicles in Nebraska,

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World Biogas Association India Congress --- December 3-4, 2025 --- New Delhi, India

SAVE THE DATE

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Scientists Repurpose Old Solar Panels to Convert CO₂ Exhaust Into Valuable Chemicals

(Yokohama National University/Phys.Org)  Centuries ago, alchemists worked furiously to convert the common metal lead to valuable gold. Today, chemists are repurposing discarded solar panels to create valuable organic compounds from carbon dioxide (CO2), a common greenhouse gas. Significantly reducing greenhouse gases in

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Turning Waste and Residues into Sustainable Fuels: LG Chem and Enilive Breaks Ground on Korea’s First HVO/SAF Plant

(LG Chem) A joint venture of LG Chem and Enilive to process approximately 400,000 tons of renewable bio-feedstocks by 2027 at Korea’s first HVO/SAF facility -- LG Chem and Enilive have taken a major step toward biofuels growth by breaking ground on

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

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

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From 221B Baker Street: A Study in Hydrogen

by Jim Lane (Biofuels Digest) ... “Holmes,” I began, rustling a dispatch from Humble, Texas, “it appears the professionals are of two minds. Some declare hydrogen should be burned or blended directly in boilers, furnaces and stacks. Others swear we ought

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Open House and Project Launch Held at Minnesota Ethanol Plant Advancing Renewable Biofuels

(CapCo2) With nearly 100 people in attendance, CapCO2 Solutions, AgriEnergy Innovations, and Methylennium Energy hosted an open house and project launch in Luverne, Minnesota on August 20th. The facility will be using the ethanol “waste” CO2 on-site to produce green methanol

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Plan for Science Fair Success --- September 9, 2025 --- ONLINE

(GrowNextGen) An online event for science teachers on how to help students create prize-winning projects -- Are you supporting student-led research for the science fair? We know it requires detailed planning and organization from students and their coaches. Join our virtual session

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Verification Insights from Accredited Experts

(EcoEngineers) Preparing for a verification audit can be overwhelming—especially for first-time participants. From unclear timelines and inconsistent documentation to confusion around the Log of Issues (LOI), many audit clients face common hurdles that can delay or derail the process. This clear,

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From Trash to Treasure: Chevron REG Researches Biodiesel Advances

by GiGi Wood (Business Record) What began as a way for farmers to add value to their unused crops in the 1990s is now part of a multibillion-dollar company scaling up research at Iowa State University. In 1996, farmers at the West

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Webinar: Global Clean & Conventional Ammonia Market Outlook --- September 10, 2025 --- ONLINE

This webinar includes: Analysis of short-term price and trade divers Assessing the oversupply coming in 2026, as US and Russian exports grow Evaluation of new-look demand for ammonia as a bunker fuel Clean supply overview, including an in-depth analysis of the Indian clean ammonia

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2025 American Coalition for Ethanol Conference Presentations Available

(AgNewsWire) The American Coalition for Ethanol’s (ACE) 38th annual conference is being held August 20–22 at the new Canopy by Hilton in downtown Sioux Falls, South Dakota. This year’s theme is “Homefield Advantage,” focusing on the countless benefits ethanol delivers and how ACE

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August 2025 Decisions on Petitions for RFS Small Refinery Exemptions

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

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Using Biomethane from Palm Oil Waste to Fuel Sustainable Growth

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

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VINSSEN & Marinteknik Partner to Drive Asia’s Eco-Friendly Marine Future

( Association of Singapore Marine & Offshore Energy Industries (ASMI))  VINSSEN has signed an MOU with Singapore’s Marinteknik to accelerate the shift toward clean propulsion across Asia. The partnership centers on VINSSEN’s Hydrogen-ready battery-based hybrid systems — designed to evolve from

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Iowa Leads Coalition to Stop California's Electric Car Mandate

(CBS2Iowa) A 26-state lawsuit seeks to block an executive order in California that would require 35% of all news cars and passenger trucks to be zero-emissions cars by2026, with all cars reaching the standard by 2035. The restrictions will also impact delivery and

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Pipeline Opponents Ask Utilities Regulators to Discard Summit Permits

by Cami Koons (Iowa Capital Dispatch)    ... While the majority of public comment focused on the Summit Carbon Solutions pipeline, for which the IUC granted a conditional permit  in 2024, the pipeline was only on the agenda for an update

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John Kaweske Announces Filing of Civil RICO Action in the Southern District of New York Against Tricon Energy, Banco Bradesco, and Sérgio Bermudes Advogados

(Bio Clean Energy/Access Newswire) John Kaweske founder of Bio Clean Energy SA has filed a civil RICO action in the United States District Court for the Southern District of New York Case # 25CV 6588 seeking approximately one billion dollars in

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US to Rule on Biofuel Waivers, but Big Oil Refiners May Need to Wait, Sources Say

by Jarrett Renshaw (Reuters)  EPA expected to rule soon on a number of the 190 pending refiner exemption requests; EPA expected to delay decision on whether larger refiners should make up for exempted gallons; The decisions will have significant impacts on oil and

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Vanguard Renewables Welcomes New Partner to Advance Maritime Decarbonization

(Vanguard Renewables/PR Newswire) Vanguard Renewables, a leading provider of environmental services and Renewable Natural Gas (RNG), has announced a commercial partnership with the CMA CGM Group (CMA CGM), a global leader in sea, land, air, and logistics solutions, designed to support

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Petrobras to Launch SAF Production This Year

by Fábio Couto (International Valor)  State-run oil company to supply locally made sustainable aviation fuel and explore new technologies -- Petrobras is preparing to launch production of sustainable aviation fuel (SAF), a key component of its renewable energy portfolio. The state-controlled company

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The Digest’s 2025 Multi-Slide Guide to New Zealand’s Bioenergy Policy Dynamics

by Jim Lane (Biofuels Digest)  New Zealand, despite a “policy-lite” government, is experiencing a “perfect storm” for bioenergy due to high carbon prices and global mandates. This has spurred a focus on hard-to-abate sectors like aviation and marine, with newsworthy initiatives

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Analytical Note No. 2: Advanced Biomethane Production from Ligno-Cellulose Materials

(UABIO) We would like to present an important and voluminous document, which was developed by a number of UABIO experts. In this analytical note, you will find all the necessary information about the production of advanced biomethane from ligno-cellulose materials. The purpose of

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Educational Pathways for a Climate-Ready Workforce --- August 22, 2025 --- ONLINE

Educational Pathways for a Climate-Ready Workforce -- As the impacts of climate change intensify, a growing number of employers are exploring ways to integrate skills in resiliency and adaptability into their workforces. From deploying renewable energy and modernizing the electric grid

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Biofuels, Agriculture Link Key to India’s Auto Industry Growth: Gadkari

(Knowledge and News Network/KNN India) At Pune’s World Biofuel Day celebrations hosted by Praj Industries, Union Transport Minister Nitin Gadkari outlined a bold vision for India’s automotive sector.  He said the industry could become the largest in the world within the next

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Centre Issues Concern over Ethanol Levies by State Governments

(Team Asianet Newsable/MSN) Serious concerns have been raised by the Government of India regarding the imposition of additional levies on ethanol by the states of Punjab, Haryana, and Himachal Pradesh. The Union Ministry of Petroleum and Natural Gas has urged these

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Carbon-14 Testing for Biogenic Content in Biofuels & Hydrocarbon Gases --- September 9, 2025 --- ONLINE

As global regulations tighten and demand grows for low-carbon fuels, verifying the biogenic content of liquid fuels and hydrocarbon gases is essential. In this webinar, experts from SGS Beta will explain how Carbon-14 testing is used to quantify the %

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KOEL Unveils Ethanol and Isobutanol Genset Engines

(The Hindu Business Line)  The launch, timed around World Biofuel Day, underscores KOEL’s focus on clean power solutions and alignment with India’s energy diversification goals -- Kirloskar Oil Engines Limited (KOEL) has launched the world’s first ethanol and isobutanol-powered engine technology for genset applications, evaluated by the

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Assam Researchers Find Fungal Formula to Produce Biodiesel

by Rahul Karmakar (The Hindu)  A team of 10 scientists develops a catalyst from post-harvest mushroom waste for clean fuel production from a blend of oils READ MORE Related articles India: Team of researchers in Assam find fungal formula to produce clean fuel

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Britain Will Not Bail out Bioethanol Industry Hit by Trump Trade Deal

by James Davey (Reuters) UK-US trade deal removed UK tariffs on US ethanol; UK government says aid would not provide value for taxpayer; AB Foods confirms closure of Vivergo plant; AB Foods says UK government decision 'deeply regrettable'; Ensus talking to government to secure ongoing

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Jet Zero Commences Pongamia Trial to Boost SAF Production

(Biofuels International) Jet Zero has announced the establishment of a 10 hectare trial plantation of Pongamia in Powlathanga, Central North Queensland. The trial plantation embraces silvopasture agroforestry, an integrated approach to combine trees, forage and livestock grazing on the same land, to enhance

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MN Bio-Fuels & KS95 Promote Unleaded 88 In White Bear Lake

(Minnesota Bio-Fuels Association) The Minnesota Bio-Fuels Association (MN Bio-Fuels) and KS95 FM teamed up earlier today (Augsut 5, 2025) to promote Unleaded 88 at a Holiday station in White Bear Lake. From 11 am to 1 pm, MN Bio-Fuels and KS95 staff educated

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MN Bio-Fuels & Gopher Football Bring Back "Win $888 With Unleaded 88" Campaign For 2025 Season

(Minnesota Bio-Fuels Association) For the second consecutive year, the Minnesota Bio-Fuels Association (MN Bio-Fuels) and Gopher Athletics will offer football fans a chance to “Win $888 With Unleaded 88.” After each Minnesota Golden Gophers victory on the football field during this

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NFU Long-Term Asks on Bioethanol Taken Forward in Government Review

(NFU)  The promise of a consultation on how low carbon fuels are rewarded under the Renewable Transport Fuel Obligation, potentially leading to the crop cap being removed, and the exploration of moving beyond E10 fuels are key among the changes the

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Poplar Tree Discovery Could Help Shape the Future of Energy and Biomaterials

by Eric Stann (University of Missouri)  The University of Missouri-led study uncovers how a variation in a natural substance called lignin supports natural environmental adaptation and improved bioenergy production. -- A new study, led by researchers at the University of Missouri, has

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SAIL Amsterdam and FincoEnergies Take First Steps in Decarbonising the Iconic Event

(FincoEnergies) SAIL Amsterdam and FincoEnergies are proud to announce their collaboration in making the 2025 edition of the world-renowned maritime event more sustainable. For the first time in the event’s history, a selection of support and hospitality vessels will be powered

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Vietjet Partners with Petrolimex to Use SAF, a Key Step in the Aviation Industry's Green Transition

(Vietjet) Vietjet has pioneered using sustainable aviation fuel (SAF) produced by Petrolimex Aviation in Vietnam on its flights. The signing ceremony of the cooperation agreement between Vietjet and Petrolimex Aviation took place today in Ho Chi Minh City, attended by the Director

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The Digest’s 2025 Multi-Slide Guide to Policy for a Circular Bioeconomy

by Jim Lane (Biofuels Digest) Policies are critical for deploying sustainable bioenergy effectively within a circular bioeconomy, a newsworthy concept combining regulatory and promotional elements across sectors. The core innovation lies in smartly integrating biomass with wind and solar, using biomass

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With the Honor and Presence of the Prime Minister.. SCZONE Chairman Participates in the Egyptian-Japanese Business Council and Investment Forum in Tokyo to Strengthen the Partnership

(SCZONE) ... In this context, the forum witnessed the signing of two cooperation agreements between SCZONE and its Japanese partners. The first agreement was signed with ITOCHU Corporation and Orascom Construction to design, develop, and operate integrated facilities for supplying ships

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Methanol and Ammonia Progressing Rapidly as Zero-Emission Shipping Fuels, but Extra Push Needed to Scale

(Global Maritime Forum)  • New report on the status of zero-emission shipping fuels finds that methanol is now ready for low-carbon operation and ammonia is now ready for piloting. Significant progress has been made since the report’s first edition in 2020, with

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Blue City Barges into Cleaner Coal

by Jim Kendrick (Biofuels Digest) In China on August 18, Wuhu Changneng Logistics signed a methanol-powered vessel charter with Shaoxing Blue City Pilot Transport. The two companies will serve China Energy’s Lujiang coal plant via a newly established inland waterway route

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Shandong Port's First Ship Methanol Bunkering Business Is Launched

(Shandong.gov (Google translation)) On August 14, with the successful completion of the 210-ton methanol bunkering operation of the "COSCO Shipping Carnation" at berth 79# in the Qianwan Port Area of Qingdao Port, Shandong Port, Shandong Port's first ship methanol bunkering business

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Artificial Intelligence: Implications for Energy and the Environment --- September 25, 2025 --- Washington, DC

The Environmental and Energy Study Institute (EESI) invites you to a briefing discussing the intersection of artificial intelligence (AI) and climate change in federal policy-making. While AI can aid in climate resilience and boost economic competitiveness, it is also on a trajectory

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Justice Department Sues California to Halt Enforcement of Preempted Truck Emissions Standards

(Advanced Clean Tech News) The U.S. Department of Justice (DOJ) filed two federal court complaints last week against the California Air Resources Board (CARB), challenging the enforcement of emissions standards that DOJ contends are preempted under the Clean Air Act. According to

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The Iowa Model of Energy Produced at Home Is One All of America Should Copy | Opinion

by Jason Grumet (American Clean Power Association/Des Moines Register)  Iowa has claimed the No. 1 spot in America for energy competitiveness, leaping from fourth place in just one year. While not rich in oil and gas reserves, Iowa has developed significant ethanol and

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FTC Closes Investigation into Clean Truck Partnership

(Advanced Clean Tech News) The Federal Trade Commission (FTC) announced today that it has closed its investigation into the Clean Truck Partnership, determining that key commitments made by several leading truck and engine manufacturers now sufficiently address earlier antitrust concerns and

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New York to Grant $7.8mn for Low-Carbon Fuels Application DEADLINE January 22, 2026

by Cole Martin (Argus Media) The New York State Energy Research and Development Authority (NYSERDA) plans to award up to $7.8mn in grants to speed the deployment of innovative low-carbon fuels in the state. The funds — which come from New York's

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

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

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ratios compression-ignition engine computer simulation concrete condensate Congo Congressional Budget Office (CBO) Congressional Review Act Connecticut Conservation Reserve Program (CRP) Conservation Stewardship Program (CSP) construction and demolition waste/debris consumer education contamination contest contrails conversion technology Cook Islands cook stoves cooking fuel cooperatives COP21 COP22 COP23 COP24 COP25 COP26 COP27 COP28 COP29 COP30 copper coppice CORCs (CO2 Removal Certificates) cordgrass corn bran Corn cobs corn ethanol corn fiber corn growers corn harvest corn kernel corn meal corn oil corn oil/distillers corn oil (DCO) corn prices corn stalks corn stover corn supply corn surplus corn syrup corn-based products corn/maize Corporate Average Fuel Economy (CAFE) standards corporate social responsibility corrosion corruption CORSIA (Carbon Offsetting and Reduction Scheme for International Aviation) cosmetics Costa Rica cotton cotton seed hulls cotton seed oil cotton stalk cottonwood Council on Environmental Quality county cover crops cow rumen cracking Crambe crassulacean acid metabolism plants (CAM) crimes criteria pollutants Croatia crop crop insurance cropland croton crowdfunding crude lignin oil (CLO) crude oil Cruise Ships Cuba cup plant cuphea currency/foreign exchange policy curriculum cusi Customs and Border Protection cutworm caterpillars cyanobacteria (blue-green algae) cylindro Cyprus Czech Republic d D-3 (cellulosic) RINs D-4 (bio-based diesel) RINs d-5 D-5 (advanced biofuel) RINs D-6 (renewable fuel) RINs D-7 RINs (Cellulosic Diesel) D-8 (proposed) RINs D20 (20%DME) D5 (5%DME) dairy waste dandelion DARPA date kernel oil date palm date palm pits date palm waste Dates DDGS (distiller’s dried grains with solubles) dead zone decanol decision-support tool deep water drilling Defense Logistics Agency (DLA) Defense Production Act deficit definitions deforestation defossilization Dehydration Delaware DeltaWing demonstration demonstration scale/unit Denmark densify density Department of Agriculture (USDA) Department of Commerce Department of Defense (DOD) Department of Education Department of Energy (DOE) Department of Health and Human Services Department of Homeland Security Department of Justice Department of Labor Department of the Interior Department of Transportation (DOT) depolymerization depots dextrose dfdsffsfdfsf diatoms diesel Diesel Emissions Reduction Act (DERA) diesel fuel blendstock diesel prices Diesel R5 diesel with renewables diesel-range hydrocarbons diesel-to-biodiesel conversion diethyl ether digital Digital Biology diisobutylene (DIB) dilute acid hydrolysis pretreatment DIN 51605 DIN EN 15376 (Ethanol blending component) direct air capture direct injection direct ocean capture Direct Sugar to Hydrocarbon Conversion (DSHC) direct-to-fuel directed evolution dispense distillates distillation distilled biodiesel distilled palm methyl ester (DPME) distilleries distributed/centralized distribution distribution capacity distribution waiver diversification divestment DME/rDME (dimethyl ether)/renewable DME DMF (2.5-dimethylfuran) Dominican Republic double cropping drawdown Drones/Unmanned Aerial Vehicles (UAV) drop-in biofuels/hydrocarbons drought drought tolerant drought-resistant dry ice dual cropping dual-fuel/flex fuel ships Dubai duckweed e e-diesel e-LNG (synthetic/electro Liquified Natural Gas) e-methanol e-NG (synthetic natural gas) E. coli E0 E0 price E1 E10 E10 certification fuel E10 price E100 E100 conversion kit E11 E12 E13 E15 E15 price E15 pumps E2 E20 E20 price E20 pumps E22 E25 E25 pumps E27 E3 E30 E30 capable E30 certification fuel E30 optimized E30 price E30 pumps E35 E4 E40 E40 conversion kit E40 pumps E5 E5 price E50 E55 E6 E7 E70 diesel E75 E78 E8 E80 E85 E85 conversion kit E85 optimized engines E85 price E85 pumps E90 E92 E95 E97 E98 earthquakes East Africa Eastern Europe economic development Economic Development Administration economic modeling economic policy economics Ecosystems Services Ecuador ED7 (7% ethanol 93% diesel) ED95 education Education Series 3030 educational business private educational tour EERE efficiency egg shell Egypt El Salvador Electric aircraft Electric Car/Electric Vehicle (EV) electric car/Electric Vehicle (EV) Prices electric grid electricity electricity price electricity/power generation electricity/power transmission electrocatalysis electrochemical electrochemical cell electrofuels (e-fuels) electrofuels (e-fuels) prices electrolysis electrolytic cation exchange electromethanogenesis (ME) electrons Elephant grass/Napier grass elephants embargo eminent domain emissions emissions standards EN 15751 EN 15940 EN 16709 EN 228 EN 590 EN228 (standard pump gasoline) end user end-of-life Endangered Species Act (ESA) Energy Bill energy cane energy consumption energy crops energy density energy dominance energy grasses energy independence Energy Independence and Security Act of 2007 (EISA) Energy Information Administration (US EIA) energy law energy policy energy prices energy reserves Energy Return on Energy Invested (EROEI or EROI) energy security Energy Security Trust energy storage enforcement engine Engine Development engine problems Engine/Fuel Co-optimization engineering England enhanced oil recovery (EOR) entrepreneur environment environmental impact study (EIS) environmental justice/socially inclusive environmental policy Environmental Quality Incentive Program (EQIP) Environmentalists Enzymatic enzymatic conversion enzymatic depolymerization enzymatic hydrolysis enzyme production enzyme recycling Enzyme solicitation enzymes EPA (Environmental Protection Agency) EPACT (Energy Policy Act) Equatorial Guinea equipment eRINs/electric pathway Eritrea erosion control EROWI (Energy Return on Water Invested) ESG (Environmental Social Governance) esterification Estonia Eswatini/Swaziland ETBE (ethyl tert-butyl ether) etha ethane ethanol ethanol benefits ethanol blend wall ethanol blended diesel ED ethanol blends/ethanol flex fuels ethanol emissions ethanol ether diesel fuel ethanol fire ethanol fuel cells ethanol hybrid ethanol pipeline ethanol prices ethanol production ethanol pumps ethanol tax ethanol terminal ethanol to gas ethanol tolerance ethanol-fueled aircraft Ethanol-to-Gasoline (ETG) ethanol/bioethanol ethanol/diesel ethanol/methanol synthesis ethanol2G Ethiopia Ethiopian mustard ethyl levulinate (EL) ethylbenzene ethylene ets eucalyptus Euglena European Emissions Trading System (ETS) European Union (EU) eutrophication executive order executive order--state Extended Range Electric Vehicle (EREV) externalities extremophiles f F Factor F-24 F-34 F-76 (Marine Diesel) F-T FAEE FAEE (fatty acid ethyl esters) Fair trade False Claims Act FAME (Fatty Acid Methyl Ester) Farm Bill Farm Bureau farm equipment farm policy Farm to Fleet Farm to Fly farmers farming farnesane farnesene Fats fecal sludge Federal Aviation Administration (FAA) Federal Bureau of Investigation (FBI) Federal Emergency Management Agency (FEMA) Federal Energy Regulatory Commission (FERC) Federal Highway Administration (FHWA) federal land Federal Railroad Administration Federal Reserve Bank Federal Trade Commission (FTC) Federal Transit Administration (FTA) feed Feed In Tariffs (FIT) feed prices Feedstock Flexibility Program for Bioenergy Producers feedstock logistics feedstock material feedstock prices feedstock storage feedstock terminal feedstock transportation Feedstocks fermentation ferry fertilizer fiber Fiji Financing Finland Fischer-Tropsch Synthetic Kerosene with Aromatics (FT-SKA) Fischer-Tropsch Synthetic Paraffinic Kerosene (FT-SPK) Fischer-Tropsch Synthetic Paraffinic Kerosene with Aromatics (FT-SPK/A) Fischer-Tropsch/FT fish feed fish oil fish waste fit for purpose Fixed Base Operator (FBO) flameleaf sumac flavors flax fleet turnover Fleets fleshings flex-fuel vehicles (FFV) flight tests Flightpath flixweed/tansy/herb-Sophia flood-prone soil Florida flue gas 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 hybrid methanol price Methanol-to-Gasoline Methanol-to-Jet (MTJ-SPK) Methanol/Biomethanol/Renewable Methanol methylbutenol Mexico Michelin GreenX Challenge Michigan micro-crop microalgae microbial electrosynthesis microbiology microorganisms/microbes microwave Mid-Atlantic Middle East Midwest mileage military military policy military reserves military specifications military strategic flexibility military strategy military use of biofuels milk permeate millennium fruit millet millettia pinnata milo stover mineralization minerals mining Minn Minnesota miscanthus misfueling missile fuel Mississippi Missouri mixed prarie mobile refinery modeling modular molasses mold Moldova molinia molybdenum MON (Motor Octane Number) Monaco Mongolia mongongo monitoring/measuring reporting verifiction (MRV) Montana Montenegro moose morama Moringa tree Morocco morula motorcycles motors MOVES (motor vehicle emissions simulator) modeling system MOVES2014 MOVES3 (MOtor Vehicle Emission Simulator model) Mozambique MSW (Municipal Solid Waste) MTBE (Methyl tert-butyl ether) multi-fuel municipal/city mushroom mushroom substrate mustard seed mvr Myanmar n-butanol n-butene nahar Namibia nano nano particles nanocatalysts nanocellulose nanomaterials naphtha/bionaphtha/renewable naphtha naphthene NASCAR National Academies of Science National Aeronautics and Space Administration (NASA) National Energy Council National Environmental Policy Act National Guard National Highway Traffic Safety Administration (NHTSA) National Institute of Standards and Technology (NIST) National Institutes of Health (NIH) National Laboratory National Oceanic and Atmospheric Administration (NOAA) National Oilheat Research Alliance National Park Service National Research Council National Science Foundation (NSF) national security National Security Council National 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nutraceuticals nutrient credit trading nutrient management nutrients nutrition oak oat hulls oat straw oats Obligated Parties/Point of Obligation (PoO) ocean-based energy Oceania octane octane price/value octanol Office of Energy Efficiency and Renewable Energy Office of Management and Budget (OMB) Office of Science and Technology Policy Office of Science and Technology Policy (OSTP) Office of Science Technology and Policy (OSTP) Offices of Inspector Generals offtake agreements Ohio oil oil embargo oil exploration oil monopoly oil p oil price parity oil prices oil production oil refineries oil replacement oil sands oil seed oil seed crops oil speculators oil spill oil subsidies oil taxes oil/gas terminals Oilcane Oils Oklahoma olefins oligomerization olive cake olive oil olive pits olive pomace olive water olives Oman Omega-3s on-farm algae production on-farm ammonia production on-farm biodiesel on-farm ethanol production on-farm natural gas production on-farm processing on-site hydrogen production one p one pound waiver onion waste online courses Ontaio Ontario OPEC (Organization of the Petroleum Exporting Countries) open fuel standard open pond opportunity zones optimized flex fuel vehicles orange peel orchard grass orchard prunings Oregon organic solar cells Organization for Economic Cooperation and Development (OECD) osage orange OSHA 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 credit productivity project insurance propagating Propane/Biopropane/Renewable Propane propane/renewable propane pumps propanol property insurance propylene protectionism protein protests proton exchange membrane (PEM) public comments public health policy Puerto Rico pulp Pulp/Paper Mill pump retrofit kit pumps/fueling station pungam Punnai tree pyrolysis pyrolytic liquefaction Q-RIN QAP Qatar quality assurance Quality Assurance Plans (QAPs) quality improvement quantum dots Quebec Queensland quote of the week r R Factor R100/RD100 R33 R5 R95B5/RD95B5 R99/RD99 rabbits race radiata pine radish leaves Rahal Letterman 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(Request for Information) RFS "reset" RHD100 Rhizosphere Observations Optimizing Terrestrial Sequestration (ROOTS) Rhode Island rhododendron Ricardo rice rice bran rice bran oil rice hulls rice husks rice price rice straw/paddy straw RICO (Racketeer Influenced and Corrupt Organizations Act) RIMPAC RINs (Renewable Identification Numbers) RINs markets RINs price risk management RJ-4 RJ-6 RME (rape methyl ester) RME180 RNA (Ribonucleic acid) RNG tax credit roadmap rocket fuel Romania RON (Research Octane Number) rosin rotation crops Roundtable on Sustainable Biomaterials (RSB) royalties RP-1 RTP (rapid thermal processing) rubber rubber seeds rumen ruminants rural development Rural Energy for America Program (REAP) Rural Energy Self-Sufficiency Initiative Rural Renewable Energy Pilot Program rushes Russia Russian olive rutabaga Rwanda ry rye Rye grass rye straw s saccharification SAF pipeline SAF10 SAF30 SAF40 SAFc (Sustainable Aviation Fuel certificates) Safer and Affordable Fuel Efficient Vehicles (SAFE) safety safflower sago 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 of Automotive Engineers (SAE) soi soil soil amendments soil carbon soil health soil microbial biomass solar energy solar energy-to-chemical conversion solar fuel solar thermochemical hydrogen (STCH) solaris Solid Oxide Electrolyzer Cell (SOEC) solid oxide fuel cell (SOFC) Solomon Islands Solutions solvent liquefaction Somalia soot sorghum sorghum oil sorghum price sorghum stover South Africa South America South Australia South Carolina South Dakota South Korea South Pacific South Sudan Southeast Asia Southern Africa Soviet Union SOx (Sulfur oxides) soy meal soybean hulls soybean prices soybeans Spain spartina specifications Spekboom Spent Bleaching Earth Oil (SBEO) sprawl spruce Sri Lanka Stakeholders standards start-up State Department Statistics steam explosion steam methane reformation steam reformation steel stevia stillage 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