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 ...

Methane is a powerful greenhouse gas that is over 80 times stronger than carbon dioxide when trapping heat over a 20-year period. It accelerates global warming much faster than CO2. In California, ...

The state took a first small step toward requiring that dairies and livestock operations reduce their emissions of the climate super pollutant.

The California Air Resources Board (CARB) has conducted yet another in a series of academic analyses verifying the climate benefits of dairy digesters and the minimal impacts to neighboring ...

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 ...

Maas Energy Works dairy digester at Legacy Ranch in Pixley, Calif. First of a two-part series on renewable natural gas in the agricultural sector. Renewable natural gas, or methane from non-fossil ...

A new fueling station in Pixley closes the loop on a circular energy system where dairy waste powers both consumer vehicles and the agricultural trucks that serve local farms. Calgren, a Pixley-based ...

Methane, a potent climate-warming gas, is being captured and cleaned instead of released into the atmosphere. A new study by researchers at the University of California, Riverside shows the ...

CORVALLIS - It's not easy running a successful dairy business right in the middle of one of Montana's fastest-growing counties. After all, not everyone appreciates cows or their byproducts. Dan Huls ...

Novilla RNG constructs manure digesters that have the appearance of grain bins to capture methane. This one is south of Sioux Center in Northwest Iowa. (Courtesy of Novilla RNG) Buy Photo The Gazette ...

A giant, balloon-like tarp stretches over a lagoon of manure on a Central Valley dairy farm, concealing a quiet but remarkable transformation. Methane, a potent climate-warming gas, is being captured ...