NewCarbon has finalized a 25-year agreement with the City of Hastings, Nebraska to convert methane emissions from the Hastings Sanitary Landfill into renewable natural gas (RNG). The project is expected to be operational in mid-2029.
MoistTech Corp. has announced the company will showcase its IR3000 Series Moisture Sensors at the FEW Expo, Booth #1205, June 9–11, 2025, in Omaha, Nebraska. The IR3000 features advanced Near Infrared (NIR) technology.
Delta Air Lines on May 7 announced its strong support for new bipartisan, bicameral legislation that will accelerate the growth of sustainable aviation fuel (SAF) in Michigan. The bill aims to create a SAF tax credit of up to $2 per gallon.
The U.S. EPA on May 14 delivered two RFS rulemakings to the White House OMB, beginning the interagency review process. One rule focuses on RFS RVOs and the other focuses on a partial waiver of the 2024 cellulosic RVO.
U.S. EPA Administrator Lee Zeldin on May 15 told members of the House Appropriations Committee that the agency is working as quickly as it can to take action on the backlog of RFS small refinery exemption (SRE) petitions.
The U.S. EPA on May 15 released data showing nearly 1.79 billion RINs were generated under the RFS in April, down from 2.09 million generated during the same month of last year. Total RIN generation for the first four months of 2025 was 7.12 billion.
The U.S. EPA on May 15 published data that shows eight new small refinery exemption (SRE) petitions have been filed under the RFS in the past month. According to the agency, 169 SRE petitions are now pending.
Opal Fuels released first quarter financial results on May 8, reporting the company produced 1.1 million MMBtu of renewable natural gas during the quarter, up 38% when compared to the same period of last year.
The House Ways and Means Committee on May 14 advanced its portion of President Trump’s “big, beautiful” tax bill. The draft legislation amends and extends the 45Z clean fuel production credit but repeals several other clean energy tax credits..
U.S. EPA Administrator Lee Zeldin on May 14 confirmed the agency will “over the next few months” be completing a rulemaking process to set new Renewable Fuel Standard renewable volume obligations (RVOs).
Gevo Inc. CEO Patrick Gruber discussed plans for a proposed 30 MMgy alcohol-to-jet (ATJ) project in North Dakota during the company’s first quarter earnings call, held May 13. The company has not disclosed a timeline for development of the project.
Clean Energy Fuels Corp. released first quarter financial results on May 8, reporting that the company sold 50.6 million gallons of renewable natural gas (RNG) during the three-month period, down 12.8% when compared to same period of 2024.
Aemetis Inc. announced on May 13 that its Aemetis Biogas subsidiary has signed a $27 million equipment agreement with Centuri Holdings Inc., a $2.6 billion infrastructure services contractor, to build biogas cleanup systems for 15 dairy digesters.
During her trade delegation visit to the U.K., U.S. Agriculture Secretary Brook Rollins met with the U.K. Department for Energy Security and other officials to ensure fair market access for ethanol and wood pellets.
Calumet Inc. on May 9 announced sustainable aviation fuel (SAF) capacity at its Montana Renewables biorefinery is expected to reach 120 MMgy to 150 MMgy sooner than previously reported for a fraction of the originally expected cost.
Tidewater Renewables on May 8 announced that its 3,000-barrel-per-day renewable diesel plant in Prince George, British Columbia, operated at 75% capacity during the first quarter, up from 71% during the same period of last year.
Aemetis Inc. released Q1 results on May 8, reporting increased biogas production, progress with efficiency improvements at the Keyes ethanol plant, and resumed biodiesel deliveries. Financing activities are also underway for a proposed SAF project.
Cowboy Clean Fuels has announced the release of its biomass carbon removal and storage, plus renewable natural gas (BiCRS+RNG) methodology. EcoEngineers collaborated with CCF to develop the methodology.
Wheels Up Experience Inc. on May 6 announced the launch of its new SAF program, under which Wheels Up will partner with Delta Air Lines to purchase SAF, allowing private fliers to participate regardless of their flight operator or departure airport.
Draft ‘big, beautiful bill’ includes 45Z extension, repeal of certain IRA funding for biofuels
May 12, 2025
Draft language for President Trump’s “big, beautiful bill” released by federal lawmakers on May 12 includes language that would update and extend the 45Z clean fuel production tax credit and rescind biofuel funding allocated to the EPA by the IRA.
The USDA reduced its estimate for 2024-’25 soybean use in biofuel production in its latest WASDE report, released May 12. The agency expects soybean oil use in biofuel to increase during the 2025-’26 marketing year.
Woodchuck, an AI-powered climate tech company focused on transforming wood waste into renewable energy, on May 8 officially opened its flagship biomass processing facility in Grand Rapids, Michigan. Gov. Gretchen Whitmer attended the event.
LanzaJet and BioD have launched a feasibility study to develop the first sustainable aviation fuel (SAF) production plant in Colombia. The proposed facility would utilize LanzaJet’s alcohol-to-jet (ATJ) technology.
A new competitive grant program from the Washington Department of Ecology will fund projects at 13 landfills across the state to better measure and contain methane before it escapes into the atmosphere.
HutanBio on May 8 announced that the production process for its proprietary HBx microalgal biofuel achieves net-negative carbon emissions, based on an independent cradle-to-gate life cycle assessment (LCA) conducted by EcoAct.
Scientists at Washington State University have found a new way to produce sugar from corn stalks and other crop waste, potentially opening a new pathway to sustainable biofuels. The experimental process used ammonium sulfite-based alkali salts.
Reps. Zach Nunn, R-Iowa, and Nikki Budzinski, D-Ill., on May 7 introduced a bill that aims to update USDA’s Section 9003 program to expand access to grants, streamline loan guarantees and provide $100 million in mandatory funding over five years.
Waga Energy and Scapigliato, a waste management company for the municipality of Rosignano Marittimo in Tuscany, Italy, have signed an agreement to produce renewable natural gas (RNG) from landfill gas.
On May 6, the Sustainable Aviation Buyers Alliance released a request for proposal (RFP) to increase the supply of next-generation sustainable aviation fuel (SAF), including power-to-liquids and those using advanced biobased feedstocks.
Renewables are currently expected to account for 25% of U.S. electricity production in 2025, expanding to 27% in 2026, according to the U.S. Energy Information Administrations’ latest Short-Term Energy Outlook, released May 6.
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