One of California’s biggest sources of methane pollution — its massive dairy industry — operates almost entirely without regulation. In fact, not only do the state’s largest dairies face no penalties ...

A growing number of California dairy farms are reducing their climate impact with methane digesters that capture the heat-trapping gas so it can be used as biofuel. But farming communities worry about ...

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 ...

Dairy farms produce huge amounts of potent greenhouse gases. But now, scientists say these farms can slash their methane emissions by covering cow-poop ponds with a giant tarp. Scientists recorded an ...

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 ...

Methane digesters are being promoted to reduce animal waste and create energy on farms, including CAFOS (Concentrated Animal Feeding Operations). Sounds like a great idea, right? However, the real ...

Reducing the amount of methane going into the atmosphere via anaerobic digesters and other means is an important short-term step for addressing climate change, a top scientist says. A lot of the ...

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 ...

Jul. 1—ELLINGTON — At Oakridge Dairy, the cows are doing double duty — providing milk and sustainable energy. After breaking ground in November 2021, construction of the dairy's two million-gallon, ...

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 ...

"Digesters" that convert methane from manure ponds into fuel can dramatically reduce emissions of this potent greenhouse gas on dairy farms, scientists have found. When you purchase through links on ...