A growing number of California dairy farms are reducing their climate impact with methane digesters that capture the heat-trapping gas so it can be used as biofuel. But farming communities worry about ...

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

Add Yahoo as a preferred source to see more of our stories on Google. Mar. 9—ELLISBURG — A Rochester area company plans to build a $20 million anaerobic digester facility that will turn manure from 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 ...

Renewable Natural Gas Production Capacity Expected to Increase by 80% to 550,000 MMBtu of RNG per Year From Twelve Digesters Processing Waste From Sixteen Dairies “Aemetis Biogas is on track to ...

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 home to counter the ...

At the end of February, the town board of Lind, Wisconsin voted against changing the zoning laws to allow a nearby 600-cow dairy to install an anaerobic digester. These digesters are becoming more ...

Methane digesters are being promoted to reduce animal waste and create energy on farms, including CAFOS (Concentrated Animal Feeding Operations). Sounds like a great idea, right? However, the real ...