The Arctic’s sea ice cover appears to have reached its minimum extent on September 17, 2014. Sea ice extent on that day was measured at 5.02 million square kilometers (1.94 million square miles). It was the sixth-lowest extent recorded since satellites began measuring sea ice in 1979.
Sea ice extent in Antarctica, where it is late winter, has surpassed the satellite-era record for maximum ice extent.
fonte:National snow & data Center



















































































