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Usually the lake within Pingualuit Crater freezes by mid-September. In 2012, its circular blue surface still appeared to be free of ice in late-November.
NASA image courtesy Jeff Schmaltz, LANCE MODIS Rapid Response Team at NASA GSFC. Pingualuit aerial photograph courtesy of Denis Sarrazin. Caption by Adam Voiland, with information from Reinhard Pienitz and the Pingualuit Crater Lake Project.
Published November 29, 2012
Data acquired November 25, 2012