The U.S population is expected to increase by 90 million in the next 30 years. According to the book "Growing a Better America: Smart, Strong, Sustainable," now is the time for the Untied State’s to plan for that growth. The books author, Chuck Leveall, is a conservationist, confounder of the Mother Nature Network, tree farm owner and rock-n- roll star. He’s toured with Eric Clapton, The Rolling Stones, George Harrison and many others. Leavell discusses his thoughts on growth models, conservation and music.