Iowa lawmakers advanced a bill to regulate anaerobic digesters on animal feeding operations. (Photo by Lance Cheung/USDA) A bill advanced from the Iowa House Thursday that would regulate anaerobic ...

WASHINGTON, April 30, 2014 -- Just 25 miles from downtown Seattle, Jim Werkhoven and his brother Andy run a 1,100-head dairy farm that uses an anaerobic digester to process cow manure and pre-consumer ...

The Gazette offers audio versions of articles using Instaread. Some words may be mispronounced. A bill advanced from the Iowa House last week that would regulate anaerobic digesters, or systems that ...

PLYMOUTH, Ind. — Homestead Dairy Farm is family-owned and operated. Jill and Brian Houin recycle cow manure to help power their hometown with green energy. They’re able to do that with the help of an ...