Cow Burps and Global Warming

As most of us know, cow burps add to global warming. So too do the methane releases of sheep, goats and other ruminant animals. In a recent opinion piece in Nature Climate Change, a group of researchers suggest we should…

Emerging Markets: Cow Economics

Think of dung cakes and milk and calves as output. And feed and veterinary fees and milking time as input. The result is a new image of a cow. Compiling data from Northern Indian villages, researchers from Penn and Yale concluded…

The Good Life…For Cows

I suspect that the life of a cow producing organic milk got better last June. For their owners, though, business surely became more complicated. According to a new USDA rule, any milk labeled organic now has to come from a…

Environmental Emissions

A letter in “The Mail” section of a recent New Yorker tells us about a funny error on the cover of the May 17, 2010 issue. Mainly portraying emissions from vehicles, factories, and cows, the cover focuses on our environmental…