PIXLEY, Calif. — 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 ...
Novilla RNG constructs manure digesters that have the appearance of grain bins to capture methane. This one is south of Sioux Center in western Iowa. (Courtesy of Novilla RNG) Buy Photo The Gazette ...
Winona City Manager Eric Sorensen speaks Tuesday during the dedication of the $1.1 million methane digester at the wastewater treatment plant. The system, which is expected to produce enough ...
Two Portland residents are suing NW Natural, Oregon’s largest natural gas company, alleging the utility is putting customer money toward methane digester projects at industrial dairy farms without ...
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