A new study shows that systems designed to capture methane from cow manure, called dairy digesters, are highly effective. But ...

Dairy methane digesters cut emissions on farms, but rare leaks can release powerful bursts that may offset their climate ...

Digesters are slashing dairy methane emissions but new research finds even occasional leaks can erase much of the climate ...

Explore the controversy around the manure digester pollution in Washington state and its impact on local communities.

A new study concluding Central Valley dairy digesters perform unevenly at times has renewed a debate over whether the ...

Dairy farmers have narrowly escaped a move to limit the crediting period for anaerobic digesters within California’s Low Carbon Fuel Standard. Yet the California Air Resources Board has agreed on a ...

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, 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 ...

Anaerobic digesters converting manure to biogas reduce methane emissions from livestock, but incentives for them have ...

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 ...

STATE CENTER — The 8,000 Holsteins that make the feedstock for the $42 million Marshall Ridge Renewable Energy Center are barely visible — just a flash of black-and-white hide behind the screens of a ...

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 ...