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 ...

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 ...

Anaerobic digester loans showed “significant delinquency rates,” the U.S. Department of Agriculture said, while environmental ...

When fuel ran out during the second world war, some farmers in Germany and France made their own fuel by covering cisterns of manure and capturing the methane that was generated. Now, governments are ...

Dairy farms produce huge amounts of potent greenhouse gases. But now, scientists say these farms can slash their methane emissions by covering cow-poop ponds with a giant tarp. Scientists recorded an ...