Pulitzer Prize winning-author Annie Proulx tells Leila Fadel that she learns by writing. So when she wanted to better understand the wetlands – and how they're being affected by the climate crisis – she dove into nonfiction. Her new book, Fen, Bog & Swamp, does not concern itself with how the natural world serves humans, but rather how it serves itself.Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)