Carl Zimring, professor of Sustainable Studies at Roosevelt University and editor of the Encyclopedia of Consumption and Waste, talks about that reference guide and helps Mike analyze the latest recycling news from the Rahm Emanuel Administration. LaManda Joy of the Peterson Garden Project and Diane Ott Whealy of Seed Savers Exchange describe the Edible Treasures garden at the Field Museum of Natural History. Maureen Ewing previews the Green Metropolis Fair at the Green Exchange in Chicago.