Why Cows Need Face Masks

As a source of the world’s methane, cow emissions have been a focus for researchers trying to reduce their burps.

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…