How many homes could be heated by cow poo?

Clearly not all cow muck can be harvested. But if more food waste was collected, and more biogas plants built near dairy ...
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 ...
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Cow manure gas kills 6 on Colorado farm: What to know

(NewsNation) — Six people were killed in Colorado earlier this month when they were exposed to gas from cow manure. You might be asking how that’s possible? Well, local officials said the six victims ...
KQED

Fuel From Cow Manure Is a Growing Climate Solution, but Critics Say Communities Put at Risk

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 ...