Add Yahoo as a preferred source to see more of our stories on Google. Methane is a powerful greenhouse gas that is over 80 times stronger than carbon dioxide when trapping heat over a 20-year period.

Add Yahoo as a preferred source to see more of our stories on Google. One of California’s biggest sources of methane pollution — its massive dairy industry — operates almost entirely without ...

Rather than wait on the shaky timeline of offshore wind production, the state should invest in developing these digesters to reach its climate goals. Anaerobic digesters could help state cut methane ...

PIXLEY, Calif. — The stench of cow feces, urine and ammonia forces residents to keep windows and doors closed in parts of California's farming country. Some people constantly run air purifiers at home ...

A Danish company’s plans to turn cow manure into renewable energy in Minnesota and Wisconsin’s dairy country have tanked, at least for now. Nature Energy planned to build several large-scale anaerobic ...

Two Portland residents are suing NW Natural, Oregon’s largest natural gas company, alleging the utility is putting customer money toward methane digester projects at industrial dairy farms without ...

Explore the challenges facing the manure biogas project, including loan delinquencies and environmental concerns.

This coverage is made possible through a partnership with IPR and Grist, a nonprofit independent media organization dedicated to telling stories of climate solutions and a just future. A semi truck ...