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 ...

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 ...

Pixley, California, is at the vanguard of California's efforts to capture methane emissions from cow manure as a source of low-carbon transportation fuel. Credit: Liza Gross PIXLEY, Calif.—Driving ...

There’s a new cash cow on dairy farms these days, and it's threatening to put milk in the back seat, so to speak. Some of the nation’s largest dairies have installed anaerobic methane digesters that ...