A Danish company’s plans to turn cow manure into renewable energy in Minnesota and Wisconsin’s dairy country have tanked, at least for now. Nature Energy planned to build several large-scale anaerobic ...

A bright blue tanker truck rumbles up the road to Longview Farm, a dairy operation in western Massachusetts. The driver, Luke Page, hops down from the cab and wrestles to connect a fat hose from the ...

"Digesters" that convert methane from manure ponds into fuel can dramatically reduce emissions of this potent greenhouse gas on dairy farms, scientists have found. When you purchase through links on ...