michaelt90
Average Monthly Arctic Sea Ice Extent, January 1979-2012
January 2012 compared to past years
Arctic sea ice extent for January 2012 was the fourth lowest in the satellite record. Including the year 2012, the linear rate of decline for January ice extent over the satellite record is 3.2% per decade. Based on the satellite record, before 2005 average January ice extent had never been lower than 14 million square kilometers (5.41 million square miles). January ice extent has now fallen below that mark six out of the last seven years.
Read more: nsidc.org/arcticseaicenews/
Average Monthly Arctic Sea Ice Extent, January 1979-2012
January 2012 compared to past years
Arctic sea ice extent for January 2012 was the fourth lowest in the satellite record. Including the year 2012, the linear rate of decline for January ice extent over the satellite record is 3.2% per decade. Based on the satellite record, before 2005 average January ice extent had never been lower than 14 million square kilometers (5.41 million square miles). January ice extent has now fallen below that mark six out of the last seven years.
Read more: nsidc.org/arcticseaicenews/