Public Affairs This Green Earth March 24, 2020 - Mark Kurlansky KPCW | By Chris Cherniak, Nell Larson Published March 24, 2020 at 10:41 AM MDT Facebook Twitter LinkedIn Email Listen • 27:07 This week on This Green Earth, author Mark Kurlansky joins the show to talk about his new book, "Salmon - A Fish, The Earth, and a History of Their Common Fate".