Permafrost is frozen land to the North of Asia, North America and Europe. It is currently melting, releasing huge amounts of carbon dioxide and methane, which will contribute to global heating Global HeatingThe increase in average global temperatures, which has been primarily driven by anthropogenic greenhouse gas emissions since the start of…Read on اقرأ المزيد . Melting permafrost is one of the tipping points Tipping PointsA tipping point is a critical threshold beyond which a system does not return to its previous state. Such as…Read on اقرأ المزيد that contribute to run-away climate change Run-Away Climate ChangeRun-away climate change is already possible under current levels of global warming. However, beyond certain tipping points, namely the 1.5-2°C…Read on اقرأ المزيد . Melting permafrost has recently exposed mammoths that had been caught in the ice for millennia and whose meat can still be eaten by dogs.