A new study shows that systems designed to capture methane from cow manure, called dairy digesters, are highly effective. But on the rare occasions they fail, the leaks are large enough to offset ...
A new study from the University of California, Riverside offers a nuanced assessment of dairy manure digesters, finding the systems significantly reduce methane emissions overall but can lose much of ...
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 ...
A proposal to build a mega-manure digester in a small Washington state community is sparking uproar among citizens who say the project to convert waste from dairy cows into fuel will add to the region ...
One of California's biggest sources of methane pollution — its massive dairy industry — operates almost entirely without regulation. In fact, not only do the state's largest dairies face no penalties ...
Most digesters are in dairies that capture methane from lagoons of cow manure and turn it into biofuel. Liquified cow manure commonly is stored in a covered digester where microbes from the animals' ...
Converting cow manure to fuel is potential 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 ...
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