National Trails

Hiking popularity is surging in the US. How do we make sure scenic areas aren’t destroyed by too many people visiting while also allowing people to enjoy nature? Hiking Trails for America President Jim Kern argues that we must finish creating our national scenic trails. Only one right now is complete—the Appalachian Trail. Kern is the author of the book "Broken Promise: The Plight of Our National Trails." (Segment produced by Aubrey Johnson)