Deutsche-Welle: Global warming is changing the Arctic - while some herald the opportunities that come with easier access, the thaw could literally yank the ground out from under communities. DW talked to an expert about the risks.
DW: Why should we be concerned about warming and thawing in the Arctic?
Hugues Lantuit: Permafrost is frozen ground in the Arctic, and it's currently warming at a fast pace. What we've done in a European Union project is to build for the first time an integrated database on permafrost...