Samantha Krop was doing a routine flyover of the Neuse River basin last month — a part of her job with the environmental group Sound Rivers — when she noticed something strange at White Oak Farms here ...

In April, Avatar Systems installed an anaerobic digester system at the 170cow Keewaydin Dairy Farm in Stowe. Avatar's mixed-plug flow system is composed of horizontal fiberglass hulls, 20and 40-ft.

BROOTEN, Minn. — More than 200 people attended the recent methane digester field day on Jerry and Linda Jennissen’s Brooten farm. The Jennissen’s methane digester pilot project uses the smallest ...

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 ...

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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 ...

Novilla RNG constructs manure digesters that have the appearance of grain bins to capture methane. This one is south of Sioux Center in Northwest Iowa. (Courtesy of Novilla RNG) Buy Photo The Gazette ...

Sample digestion involves a chemical reaction for the digestion and leaves analyte ions suspended in the solution. Samples are typically heated to improve reaction times in a closed-vessel, ...