USA How to boost food production but not emissions? Researchers identify key ways.

The international agricultural system already produces a hefty share of the world's greenhouse gases, making expansion of food production a delicate balancing act. But it might not be as hard as it seems, researchers say.

By , Staff writer

Illustration by Glen Lowry

Around the world, some 800 million people – that’s 1 in 8 global citizens – do not have access to enough food to maintain a healthy and active lifestyle, according to the United Nations’ World Food Program. While the current international agricultural system is not feeding millions, it already produces a hefty share of the world's greenhouse gases, making expansion of food production an extremely delicate balancing act.