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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: 1.68 billion RINs generated under the RFS in January

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By Erin Krueger

February 20, 2026

Business Advanced Biofuels Cellulosic/Advanced  Sustainable Aviation Fuels 

The U.S. EPA on Feb. 19 released data showing nearly 1.68 billion renewable identification numbers (RINs) were generated under the Renewable Fuel Standard in January, down 9% when compared to 1.84 billion RINs generated in January 2024.

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The U.S. Department of Defense’s Defense Advance Research Projects Agency on Feb. 13 announced plans to support research to develop novel catalysts to enable the conversion of biomass into chemicals.

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The Idaho National Laboratory is collaborating with Terragia Biofuel Inc. to use preprocessing technologies at the Biomass Feedstock National User Facility (BFNUF) as the company evaluates its new biomass conversion technology.

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The New Mexico Environmental Improvement Board on Jan. 22 unanimously adopted regulations implementing a Clean Transportation Fuel Program, making New Mexico the fourth U.S. state to adopt a clean fuel standard.

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The U.S. EPA on Jan. 15 released data showing nearly 23.25 billion renewable identification numbers (RINs) were generated under the Renewable Fuel Standard in 2025, down more than 8% when compared to 2024.

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