Trash is America's largest export. In 2010, China's number-one export to the U.S. was computer equipment, while America's two biggest exports were paper waste and scrap metal--meaning a country that once built things for the rest of the world has transformed itself into China's trash compactor. Humes reveals how we got here, and what some families, communities, and other countries are doing to find a way back.

1. Retrofitting suburbia: Dr. Richard Jackson MD MPH, investigates the link between our nations obesity and Type 2 Diabetes epidemic with urban sprawl fueled by car dependency. To prevent disease through better urban planning, Boulder, CO redesigns the city to make bicycles a safe alternative transportation. Two Denver suburbs transform dead malls into --2. Rebuilding places of the heart: When U.S. industry and manufacturing collapsed or went elsewhere,...