How has global warming affected Arctic permafrost?
On Monday, northern researcher Chris Burn comes to 91亚色 to talk about the impact of climate change on permafrost in Canada鈥檚 western Arctic. For almost 30 years, Burn has closely observed changes in the frozen terrain around Mayo, in central Yukon, and in the Mackenzie River Delta. At Mayo, he is examining the "drunken" forest, […]