NEW YORK (Reuters) - Switchgrass, a crop touted by venture capitalists and environmentalists alike as a next-generation ethanol feedstock, yields about five times more energy than it takes to grow it, ...

GUYMON, Okla. (AP) _ Curtis Raines describes himself as "just a dumb old farmer" who's not afraid to ask an obvious question: Why grow corn for fuel when it could be used to feed hungry people? "That ...

The Ottumwa Generating Station began producing electricity from burning coal in 1981 and now hosts one of the nation's few experimental biomass fuel projects. Here is a look at some of the highlights ...