Sea Ice News: rapid re-refreeze of the Arctic in October, 40% faster than normal

Arctic sea ice extent increased rapidly through October. Ice extent during October 2011 increased at an average rate of 114,900 square kilometers (44,360 square miles) per day, about 40% faster than the average growth rate for October 1979 to 2000. On October 30, Arctic sea ice extent was 8.41 million square kilometers (3.25 million square miles), 226,000 square kilometers (87,300 square miles) more than the ice extent on October 30, 2007, the lowest extent on that date in the satellite record.

http://wattsupwiththat.com/2011/11/07/sea-ice-news-rapid-re-refreeze-of-the-arctic-in-october-40-faster-than-normal/#more-50755