Add Yahoo as a preferred source to see more of our stories on Google. A Salem renewable energy company hopes to build New England’s largest biogas anaerobic digester in Londonderry near the Stonyfield ...

CHICAGO -- A unique climate change fighting machine is being used to divert thousands of pounds of food waste from landfills, as well as feed people and heat city homes in a clean and sustainable way.

At the end of February, the town board of Lind, Wisconsin voted against changing the zoning laws to allow a nearby 600-cow dairy to install an anaerobic digester. These digesters are becoming more ...

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FREMONT, MI — It was April 27, 2020 and Kathy Morrison found herself suddenly fielding calls and messages about a liquid waste product called “digestate” that was escaping a nearby farm and flooding a ...