A new study shows that systems designed to capture methane from cow manure, called dairy digesters, are highly effective. But on the rare occasions they fail, the leaks are large enough to offset ...

A new study from the University of California, Riverside offers a nuanced assessment of dairy manure digesters, finding the systems significantly reduce methane emissions overall but can lose much of ...

The farm that Alice and Caleb Crothers inherited in 2015 was, like many dairy farms nationwide, struggling — but now, cow manure is helping to keep it going. Last fall, the Crothers started up a ...

The American Biogas Council announced that 15 additional operator school students have earned their digester operator certification this spring after ...

PIXLEY, Calif. (AP) — 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 ...

A California state grant program designed to reduce greenhouse gas emissions results in the direct release of approximately 225,000 to 300,000 metric tons of carbon dioxide into the air each year, ...

BROOTEN, Minn. — Brooten dairy farmers Jerry and Linda Jennissen say their new methane digester is a win-win. The digester produces renewable energy and provides one-third of their farm’s energy needs ...

There’s a “cow” in Sacramento State’s BAC Yard, but don’t expect it to moo. Sac State Sustainability’s new food waste digester not only turns kitchen scraps into safe, nutrient-rich fertilizer, it ...

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, ...

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 ...