Add Yahoo as a preferred source to see more of our stories on Google. The cow’s amazing ability to sustain itself by eating nothing but grass is one of the marvels of nature, but it comes at a cost.

Current Climate brings you the latest news about the business of sustainability every Monday. Sign up to get it in your inbox. Much of the news on climate has been discouraging of late. Europe had its ...

Before the milk gets to the creamery, the cows have to cut the cheese. A group of House Democrats in Washington have smelt this contribution to climate change, and have dealt a proposal to measure it.

The cow’s amazing ability to sustain itself by eating nothing but grass is one of the marvels of nature, but it comes at a cost. As grass ferments in the rumen — one of four compartments in the animal ...