http://nsidc.org/arcticseaicenews/March 23, 2011
Annual maximum ice extent reached
Arctic sea
http://nsidc.org/cgi-bin/words/word.pl?ice%20extent">ice extent appeared to reach its maximum extent for the year on March 7, marking the beginning of the melt season. This year's maximum tied for the lowest in the satellite record. NSIDC will release a detailed analysis of the 2010 to 2011 winter sea ice conditions during the second week of April.
Overview of conditions
On March 7, 2011, Arctic sea ice likely reached its
http://nsidc.org/cgi-bin/words/word.pl?maximum%20ice%20extent">maximum extent for the year, at 14.64 million square kilometers (5.65 million square miles). The maximum extent was 1.2 million square kilometers (463,000 square miles) below the 1979 to 2000 average of 15.86 million square kilometers (6.12 million square miles), and equal (within 0.1%) to 2006 for the lowest maximum extent in the satellite record.
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