Yahoo

Converting cow manure to fuel is growing climate solution, but critics say communities put at risk

PIXLEY, Calif. (AP) — 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 ...
Yahoo

SC prison to turn cow manure into natural gas

COLUMBIA — An inmate-run gas plant at a South Carolina prison will turn cow manure into renewable energy that can power major companies in the state. Charleston-based company GreenGas USA is planning ...
E&E

‘Cow power’ goes dark as manure-to-electricity fizzles

Government subsidies helped dairy farmers generate electricity from cow manure, but the novelty is wearing off as utilities pay next to nothing to put it on the grid. This story is the first of three ...
The Gazette

‘More manure means more energy’: Iowa dairies with biogas digesters are growing their herds, which concerns water quality advocates

Technician Blake Iske looks out over farmland adjacent to the Marshall Ridge Renewable Energy Center in State Center on Sept. 18. The facility’s three anaerobic manure digesters extract methane from ...
AOL

Scientists turn cow manure into one of world’s most used materials

Cow manure may soon help tackle pollution, greenhouse gases, and waste management issues—all while producing a versatile, eco-friendly manufacturing material. Researchers at UCL Mechanical Engineering ...
Modesto Bee

Energy from dairy cow manure? The idea has hit the big time in Stanislaus and Merced

PG&E is about to get some of its gas from the manure of tens of thousands of dairy cows in and near Stanislaus County. Aemetis Inc. held a gathering Friday, June 10, at a new plant in Keyes that will ...