Pulse Of The Planet Podcast With Jim Metzner | Science | Nature | Environment | Technology

Stored in Alaska's icy tundra is carbon that's hundreds and thousands of years old. Global warming may unlock this carbon, which could result in a runaway greenhouse effect. Our GDPR privacy policy was updated on August 8, 2022. Visit acast.com/privacy for more information. Learn more about your ad choices. Visit megaphone.fm/adchoices