Scientists have figured out how to save the earth from cow farts

The secret to climate-friendly cattle. Moo-ve over, methane Pixabay Raising cattle contributes to global warming in a big way. The animals expel large amounts of methane when they burp and fart, a greenhouse gas many times more potent than carbon dioxide. U.S. beef production, in fact, roughly equals the annual emissions of 24 million cars, according…