WASHINGTON, April 30, 2014 -- Just 25 miles from downtown Seattle, Jim Werkhoven and his brother Andy run a 1,100-head dairy farm that uses an anaerobic digester to process cow manure and pre-consumer ...
At a once-vacant brownfield on the South Side of Chicago, a semitruck backed into an unassuming warehouse and unloaded a colorful batch of food scraps and spoiled products. The discards soon ended up ...
Researchers from the University of Valladolid and the Technical University of Madrid in Spain have proposed to hybridize biogas and biomethane production systems from cattle manure anaerobic digestion ...
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