He installed an internal combustion engine with a 135-kilowatt electrical generator that runs on the methane captured from the breakdown of manure. “I believe that agriculture has got to be supplying ...

One of the biggest causes comes from the farming sector, directly from cows as manure and bodily emissions but also from fertiliser used and ... using agricultural waste and producing more methane ...

That is in addition to the 24,000 pounds of milk each cow produces annually ... That prompted Chevron to reach agreement with Brightmark Energy, a California-based company that has developed 23 ...

Brett Reinford, who transported the half-ton of butter to his dairy farm in Mifflintown, said the butter will produce enough energy to power one home for three days. With cow manure and food waste ...

That project: a system that will convert cow manure and food waste to renewable ... A biodigester makes renewable energy. It takes food and animal waste, breaks it down and turns it into biogas ...

State health officials have begun monitoring a facility that converts cow manure into natural gas after ... directly into a pipeline connected to Xcel Energy's system. Neighbors complained almost ...