Colin Beavan of Manhattan is trying to leave no net impact on the environment. For one full year, Beavan and his family are trying to live environmentally neutral lives. Which means things like no television, no takeout, no laundry detergent…and no elevators. He explains his experiment on our next program—when he catches his breath after walking up 25 flights to the WNYC studios. Also: is race less of a factor for the so-called "Millennial Generation?"