sea ice extent map
7 October 2014

Sea ice covering the Arctic Ocean melted to its sixth lowest extent this year, while sea ice surrounding the Antarctic continent continued to break winter records.

22 September 2014

The Arctic's sea ice cover appears to have reached its minimum extent on September 17, 2014.

Arctic sea ice on March 21, 2014
2 April 2014

Arctic sea ice reached its maximum extent for the year on March 21 at 14.91 million square kilometers.

Arctic sea ice pack north of Alaska
27 March 2014

A new study says year-to-year forecasts of the Arctic's summer ice extent are not yet reliable.