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Scientists warn of melting permafrost if temperatures continue to rise

A global temperature rise of 1.5C would be enough to start the melting of permafrost in Siberia, scientists warned on Thursday. Any widespread thaw in Siberia’s permanently frozen ground could have severe consequences for climate change. Permafrost covers about 24% of the land surface of the northern hemisphere, and widespread…

Thawing permafrost may speed global warming: study

WASHINGTON – Global warming could cause up to 60 percent of the world’s permafrost to thaw by 2200 and release huge amounts of carbon into the atmosphere that would further speed up climate change, a study released Wednesday warned. Using projections based on UN Intergovernmental Panel on Climate Change (IPCC)…