Nick Wesley, Zach Damato and George Brigandi of Urban Rivers explain their plan for creating floating gardens and habitats in the Chicago River. Peggy and Mike get an update on wildfires in British Columbia from David Scott of Spaced Out Radio. Professor Carl Zimring from the Pratt Institute and Kris Kaar, president of the Illinois Recycling Association, preview the talk "A Couple of Professors Talkin' Trash."