So the fact that the permafrost is now permamelt becomes a concern truly second to none. More worrying still is that the melting is not the product of a single positive (or amplifying) feedback but, at a minimum, a tag team of three feedbacks each reinforcing each other while attacking from different angles: Land, Sea and Air. There is a comprehensive and devastating attack underway on the permafrost that would make General William Tecumseh Sherman proud.
