Friday, January 24, 2020 – Plastic made life more convenient. But that convenience comes at an environmental cost. Dr. David Grewell chairs the department of Industrial and Manufacturing Engineering at NDSU. He works to have to convenience of plastics without the toll to our planet. He joins John Harris on this week’s Prairie Pulse to discuss bio-plastics. ~~~ Tom Isern shares a Plains Folk essay, “Well-Dressed Strangers in a Hobo Camp.” ~~~ Dave Thompson goes beyond the headlines for this week’s news debrief. ~~~ Matt Olien reviews “A Hidden Life.”