Food production generates more than a third of manmade greenhouse gas emissions – a new framework tells us how much comes from crops, countries and regions

A farmer walks through a rice paddy in India’s northeastern state of Assam. Buu Boro /AFP via Getty Images – By Xiaoming Xu, Postdoctoral Research Associate in Atmospheric Sciences, University of Illinois at Urbana-Champaign and Atul Jain, Professor of Atmospheric Sciences, University of …