The hidden climate change culprit

Wednesday, January 22, 2020 - 4:50pm

2020_0122_07.mp3

Carbon dioxide isn't the only greenhouse gas we need to be worried about. Nitrous oxide, emitted when farmers fertilize their fields, is a growing climate change threat. In the first of a two-part collaboration on fertilizer from the Center for Public Integrity and The World, reporter Joe Wertz outlines the problem, and one attempt at a solution.