ScienceDaily: Researchers have warned of an "economic time-bomb" in the Arctic, following a ground-breaking analysis of the likely cost of methane emissions in the region.
Economic modelling shows that the methane emissions caused by shrinking sea ice from just one area of the Arctic could come with a global price tag of 60 trillion dollars -- the size of the world economy in 2012.
Writing in a Comment piece in the journal, Nature, academics argue that a significant release of methane from thawing permafrost...