Is Zero Emissions Beef Possible?

While estimates vary for livestock’s climate impact—ranging anywhere from 11.1% to nearly 20% of global greenhouse gas emissions—cows, in particular, have been vilified as the problem because of their methane-laden burps and farts. Cows are not the problem. It’s the way they’re managed and farmed that is creating a climate problem, says Peter Byck, a professor of practice at Arizona State University’s sustainability school.