June 2013

A record seasonal increase in the extent of Arctic sea ice was reached in March 2013

20130316June 2013: the extent of Arctic sea ice reached its annual high on 15 March last and since then has begun a slow decline towards its end-of-summer low. Ever since it has been possible to assess them in a reliable and systematic manner from space, these two extremes of the annual cycle of the extent of the sea ice have shown a continued decline. However, the end-of-winter high shows a much slower declining trend than the end-of-summer low, as the recent change for the 2012-2013 period clearly shows, when placed in the historical context of the last decade

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