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Sea ice in Arctic -1979-2005-2009

auteur: Nasa/GSFC/Novapix

référence: t-arc01-00012

Image Size 300 DPI: 17 * 36 cm

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).

Keywords for this photo:

1979 - 2005 - 2009 - ARCTIC - COMPARISON - EARTH - EARTH FROM SPACE - EVOLUTION - GREENHOUSE EFFECT - ICE - NORTH POLE - NORTHERN HEMISPHERE - PLANET - POLE - SATELLITE IMAGE - TEMPERATURE - WARMING -