Living on Earth: Wildfires are raging in Alaska and the Pacific Northwest, and theyre on pace to be some of the worst in history. Host Steve Curwood talks with Nicky Sundt, former smoke-jumper, now a climate policy analyst at the World Wildlife Fund, about the causes of current unprecedented fire seasons and how a climate change feedback loop helps feed and reinforce these wildfires. Transcript CURWOOD: From the Jennifer and Ted Stanley Studios in Boston and PRI, this is Living on Earth. Im Steve Curwood. Alaska...