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NREL converts lignin into a nylon precursor with microbes

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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EPA: 2.12 billion RINs generated in July

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By Erin Krueger

August 20, 2026

Advanced Biofuels Sustainable Aviation Fuels Business Cellulosic/Advanced  

The U.S EPA released updated RIN data on Aug. 20, reporting that 2.12 billion RINs were generated under the RFS in July, up more than 4% when compared to July 2025. Total RIN generation for the first seven months of the year reached 14.19 billion.

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The U.S. EPA on July 16 released data showing nearly 2.16 billion RINs were generated under the RFS in June, up 7% when compared to the same month of last year. Total RIN generation for the first half of 2026 reached 11.94 billion.

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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.

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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.”

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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.

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