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NSIDC_seaiceext_timeser_20110121 | by billlaurelmd
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NSIDC_seaiceext_timeser_20110121

National Snow and Ice Data Center (NSIDC) arctic sea ice extent in square km from 1 October 2010 to 21 January 2011. The 1979-2000 mean sea ice extent is shown in bold with 95% probability of occurrence shaded in gray. 2011 velue is about 4 standard deviations below normal, which has about a 0.001% chance of occurring based on the 1979-2000 data.

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Taken on January 23, 2011