Pasturing cows convert soil to source of methane

harminka — Sat, 13 Oct 2007 07:42:03 -0500

The cow as a killer of the climate: This inglorious role of our four-legged friends, peaceful in itself, is well-enough recognised, because, with their digestion, the animals produce methane, which is expelled continuously.

Cow-powered fuel cells grow smaller, mightier

harminka — Wed, 22 Aug 2007 02:28:47 -0500

Cows could one day help to meet the rise in demand for alternative energy sources, say Ohio State University researchers that used microbe-rich fluid from a cow to generate electricity in a small fuel cell.