When scientists talk about the cryosphere, they mean the places on Earth where water is in its solid form, frozen into ice or snow. Read more ...
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Arctic Sea Ice News & Analysis
Read year-round scientific analysis and daily image updates of Arctic sea ice. More
Greenhouse gas emissions from thawing Arctic permafrost could result in an additional $43 trillion in economic impacts by the end of the twenty-second century, according to a new study by researchers from the University of Cambridge and the National Snow and Ice Data Center (NSIDC).