Moises Velasquez-Manoff on Cows, Carbon Farming, and Climate Change

Moises Velasquez-Manoff talks with host Russ Roberts about the role of dirt in fighting climate change. He explains how changes in farming can allow dirt and plants to absorb carbon and potentially reduce climate change. He also discusses hygiene, parasites, and autoimmune disorders, topics he discussed in his 2014 EconTalk appearance.