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 ...

FREEDOM TWP., MI — Concerned residents in Freedom Township are rallying against the idea of a biogas facility at a local dairy farm. Dozens packed the town hall for the township southwest of Ann Arbor ...