
In the wild, P. putida naturally produces β-ketoadipic acid. NREL scientists used genetic engineering to make the process more prolific. Figure by Allision Werner, NREL
October 3, 2024
BY U.S. Department of Energy
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The 2026 International Fuel Ethanol Workshop & Expo (FEW) concluded after three days of education, networking and collaboration that highlighted the ethanol industry's continued commitment to expansion, innovation and operational excellence.
U.S. Agriculture Secretary Brooke Rollins on June 4 confirmed that release of the USDA’s feedstock guidelines to inform 45Z clean fuel production credit implementation “is imminent” with release scheduled for “this summer.”
A researcher at the University of Wisconsin-Madison has published a paper that demonstrates hybrid combinations of lignocellulosic feedstock pretreatment methods can achieve high glucose yields with reduced energy consumption.
The RNG Coalition on June 1 filed a lawsuit in the U.S. Court of Appeals for the D.C. Circuit challenging the U.S. EPA’s decision to partially waive the 2025 cellulosic renewable volume obligation (RVO) in its recent RFS “Set 2” rule.
More than 1.93 billion RINs were generated under the RFS in April, up 3% when compared to the same month of last year, according to data released by the U.S. EPA on May 21. Total RIN generation for the first four months of 2026 reached 7.51 billion.