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Summary
DescriptionCircum-Arctic Map of Permafrost and Ground Ice Conditions.png
Circum-Arctic Map of Permafrost and Ground Ice Conditions
Brown, J., O.J. Ferrians, Jr., J.A. Heginbottom, and E.S. Melnikov. 1998, revised February 2001. Circum-arctic map of permafrost and ground ice conditions. Boulder, CO: National Snow and Ice Data Center/World Data Center for Glaciology