Maas Energy Works dairy digester at Legacy Ranch in Pixley, Calif. First of a two-part series on renewable natural gas in the agricultural sector. Renewable natural gas, or methane from non-fossil ...
At first, California dairy farmer Felix Echeverria was skeptical about installing a dairy digester on his 12,000-cow operation. The process, which involved covering a pit of liquid manure and ...
Dairy digester on a Central Valley farm helping to reduce methane emissions. Credit: Chelsea Preble/UC Berkeley Methane is more than 80 times as potent as carbon dioxide at warming the atmosphere over ...
A giant, balloon-like tarp stretches over a lagoon of manure on a Central Valley dairy farm, concealing a quiet but remarkable transformation. Methane, a potent climate-warming gas, is being captured ...
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