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A stink in Central California over converting cow manure to electricity

A stink in Central California over converting cow manure to electricity

Air-quality rules in the region leave dairy farmers facing costly changes to generators used to burn methane to produce power. Some have put their renewable-energy plans on hold.

Central California is home to nearly 1.6 million dairy cows and their manure -- up to 192 million pounds per day.

 

Lights go out across planet for Earth Hour

Lights go out across planet for Earth Hour

Lights were going out across the world on Saturday as millions of homes and businesses in major cities went dark for one hour in a symbolic gesture to highlight concerns over climate change.

 

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