21-01-2014 03:02 AM | USA

Low-flatulence livestock can cool planet

Stand by for a new breed of farm animal – the low-methane cow. European scientists are collaborating in a bid to find a cow that makes the same milk, but manages to do so while emitting lower levels of natural gas from the ruminant stomach.

Methane is a fact of farm life: cows eat grass, hay and silage, and then proceed to digest it with help from an arsenal of stomach and gut microbes. But methane is also a potent greenhouse gas (GHG): weight for weight it is more than 20 times more potent than carbon dioxide over a century.
Full Story : eco-business.com