r/worldnews - Permafrost Is Thawing So Fast, It’s Gouging Holes in the Arctic | As the ice that holds the soil together disappears, hillsides collapse and massive sinkholes open up. Researchers argue that without taking abrupt thaws into account, we’re underestimating the impact of permafrost thaw by 50%

Clathrate gun in action! They’ve been predicting it for decades, and it’s here. Edit: tl;dr rising global temps lead to thawing of protective barriers in Siberia and sea beds, releasing more greenhouse gasses, causing further warming and release cycles. via Pocket https://ift.tt/2SdU0Gi