PRINCETON, Minn. -- Dennis and Marsha Haubenschild were always confident their manure digester would produce electricity and reduce odors, but their system has greatly exceeded expectations. The ...

Let down by electric utilities, farmers bet on natural gas as a more promising way to make a return from cow manure. This story is the second in a three-part series. Read the first and third ...

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. MADISON - New research conducted by environmental groups argues that manure digesters, seen as a solution to pollution from ...

A Danish company’s plans to turn cow manure into renewable energy in Minnesota and Wisconsin’s dairy country have tanked, at least for now. Nature Energy planned to build several large-scale anaerobic ...

The California Department of Food and Agriculture’s Office of Environmental Farming and Innovation is giving interested parties until mid-September to submit proposals for manure management practices ...

Hundreds of millions of dollars intended to cut energy costs have been funneled to costly manure digesters, benefitting industrial-scale livestock operations. Hundreds of millions of dollars intended ...

A proposal to build a mega-manure digester in a small Washington state community is sparking uproar among citizens who say the project to convert waste from dairy cows into fuel will add to the region ...

A manure digester in Waunakee has reported its second spill in two months, according to a release. Clear Horizons Dane, LLC., operates the Dane Community Digester facility in Waunakee and reported to ...

As contractors worked to clean a wastewater leak in Iowa, E. coli levels in downstream creeks and the nearby Rock River spiked in the days following the leak. An Iowa cow manure recycler that leaked ...