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The 40Mb animation at the left shows the recent dramatic loss of multiyear sea ice over the past year. Multiyear sea ice is older and generally thicker ice - sea ice that has survived at least one melt season (shown in brighter white).
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Compare side-by-side images of Northern Hemisphere sea ice extent for any two dates in the satellite record (1979-present).
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View the updated high resolution animation of this year's sea ice retreat (01/01/2007 - 09/23/2007). WARNING - This quicktime animation is very large at 200Mb, but it illustrates nicely the temporal evolution of this year's sea ice. Animation: 2007 sea ice minimum animation
Additional years: 2002,
2003,
2004,
2005,
2006
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Peruse an archive of map displays of the atmospheric and radiative climatic conditions leading up to the record setting Northern Hemisphere sea ice minimum of 2007: sea ice autopsy
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Now you can access your favorite Cryosphere Today images from the middle of the pack ice, provided you have a nearby cell tower and/or wifi node. Visit our custom Cryosphere Today mobile web application created specifically for the iPod touch and iPhone handheld devices. |
