Sea ice in Arctic -1979-2005-2009

by: Nasa/GSFC/Novapix
Reference: t-arc01-00012
Date: 2010-03-20

The image shows a comparison of the minimum sea ice concentration over the Arctic Circle, acquired in september 1979 (bottom), september 2005 (middle) and september 2009 (top) by the DMSP Special Sensor Microwave Imager (SSMI).

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