Plastic Ornithologist Dr. Mike Baltz on Plastic By Kevin Boucher • Aug 10, 2020 Tanvi Sharma courtesy of UnSplash. Listen Listening... / 4:59 On this edition of WSIU InFocus, we hear the comments of Ornithologist Dr. Mike Baltz. Peoria Ag Lab Scientists Cooking Up Biodegradable Plastic By Tim Shelley • Jul 23, 2020 Scientists at Peoria's Ag Lab are making strides on developing a new biodegradable plastic.