Arctic sea ice cover fell to 4.15m sq km on 18 September, 33% less than the 1981-2010 average minimum

September average

1981-2010

Russia

September 2019

sea ice cover

North pole

Greenland

Arctic

circle

Arctic circle

Russia

September 2019

sea ice cover

September average

1981-2010

North pole

North

America

Greenland

Europe

Guardian graphic. Source: Arctic report card 2019, National Snow and Ice Data Center