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 ...

BROOTEN, Minn. — More than 200 people attended the recent methane digester field day on Jerry and Linda Jennissen’s Brooten farm. The Jennissen’s methane digester pilot project uses the smallest ...

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 ...

Methane is more than 80 times as potent as carbon dioxide at warming the atmosphere over a 20-year timeframe. In California, much of the methane comes from dairy cows. The gas is not just from the ...

A Michigan company is seeking approval from Vermont regulators to build a manure digester at one of the state’s largest dairy farms, alongside a new 8-mile pipeline that would transport the natural ...

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 ...

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.