SOS: Save Our Soil
The top six inches of soil are the most precious, yet least understood ecosystem on earth—yet we continue to treat soil like dirt. Get down and dirty with large-scale Midwestern composters, California carbon farmers reversing climate change and a West Virginia poultry farmer creating ‘biochar’ from chicken poop. Explore new frontiers beneath our feet that just might save our soil.
Aired: 09/04/14Video has closed captioning.