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 ...

In April, the U.S. Department of Agriculture announced it would stop providing loan guarantees for methane biodigester ...

The leaders of Winneshiek County agreed on Monday to rezone a rural parcel of land for a facility that will capture methane from decaying manure. The county’s supervisors, in a 3-2 vote, defied ...

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 ...

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 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 ...

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 ...

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 ...

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 ...

State regulators have fined a Northwest Iowa dairy $10,000 for constructing a set of manure transport pipes months before seeking a permit for the work. It is the second fine associated with ...

MADISON - New research conducted by environmental groups argues that manure digesters, seen as a solution to pollution from large-scale livestock farms, do more harm than good because of other ways ...