See More Hear More Watch More Hear More Get on iTunes
PRI pri

Alaskan Tunnel Yields Clues to Earth's Permafrost

Scientists studying climate change can see 40,000 years’ worth of permafrost in a manmade cave lined with bones of prehistoric bison and mastodons. More Info: http://www.pri.org/stories/2015-10-22/alaskan-tunnel-yields-clues-earths-fragile-permafrost #FullNewsAudioAvailable #NPR

UP NEXT

More from