- Jun 9, 2021 8:00 pm
- 14:29 mins
Agriculture accounts for upwards of 20% of all human-caused greenhouse gas emissions. A lot of that comes from just turning over the soil and letting stored CO2 escape into the atmosphere, but another, more potent gas is nitrous oxide. Laughing gas. Steven Hall, a professor of ecology at Iowa State University, discusses why nitrous oxide is no joke when it comes to climate change.