Climate Change in the Arctic - The Changing Arctic Environment: The Arctic Messenger - page 259

Figure 10.7
The changing proportions of Arctic September sea ice according to age since 1985
Until 2012, the sea ice minimum record that was set on 18 September 2007 remained un-
challenged. However, this record was broken on 26 August 2012 during a summer with
comparatively weak warming over the high Arctic Ocean. Nevertheless, the ice continued
to recede after this date until it reached a new record minimum on the 16 September 2012
of 3.41 million square kilometres (1.32 million square miles). The 2012 record is 18% be-