A new study from the University of California, Riverside offers a nuanced assessment of dairy manure digesters, finding the systems significantly reduce methane emissions overall but can lose much of ...

A new study shows that systems designed to capture methane from cow manure, called dairy digesters, are highly effective. But on the rare occasions they fail, the leaks are large enough to offset ...

Add Yahoo as a preferred source to see more of our stories on Google. Mar. 9—ELLISBURG — A Rochester area company plans to build a $20 million anaerobic digester facility that will turn manure from a ...

A California state grant program designed to reduce greenhouse gas emissions results in the direct release of approximately 225,000 to 300,000 metric tons of carbon dioxide into the air each year, ...

Nine electricity-producing methane digesters are under development throughout the state despite initial financing hurdles. Digesters, located on dairy farms, convert manure into electricity by ...

For the past two years, leftover food has been able to be taken to an anaerobic digester to be converted into methane to ...

A biogas site producing around 1,000 Nm3 per hour contains enough methane to support ammonia output measured in tens of ...

One of California's biggest sources of methane pollution — its massive dairy industry — operates almost entirely without regulation. In fact, not only do the state's largest dairies face no penalties ...

Floating wetlands wastewater methane trial: a two-year Australian field study found a 330-square-meter raft of native reeds ...

Food waste is usually thought of as a problem that begins in the kitchen and ends in a garbage bin. But once that waste ...

Low concentrations of caustic soda (sodium hydroxide, NaOH) are more efficient than high doses for preparing organic waste ...

A new study shows that systems designed to capture methane from cow manure, called dairy digesters, are highly effective. But on the rare occasions they fail, the leaks are large enough to offset ...