Guests: Wally Schmidtke from Pesche's Garden Center in Des Plaines, IL. has solutions for dealing with cucumber beetles in the summer garden. Joel Greenberg and Steve Sullivan from the Chicago Academy of Sciences and its Peggy Notebaert Nature Museum work on Project Passenger Pigeon in anticipation of the 100th anniversary of the bird's extinction. Martha Boyd from Angelic Organics Learning Center puts Chicago Mayor Rahm Emanuel's proposed urban agriculture ordinance into perspective.