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 ...

When fuel ran out during the second world war, some farmers in Germany and France made their own fuel by covering cisterns of manure and capturing the methane that was generated. Now, governments are ...

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 ...

The federal government’s pause on new loans for anaerobic digesters, the controversial method of converting animal manure from large-scale feeding operations into biogas, will now extend through the ...

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 ...

Dairy and digester capital Home to about 1.7 million cows, California is the country's leading dairy producer and a large contributor of methane. Cow burps and manure emit the potent planet-warming ...