File:NOAA-barrow-ice.jpg
History of classified status, and FOIA requests of this image: http://www.guardian.co.uk/environment/2009/jul/26/climate-change-obama-administration
https://www.reuters.com/article/environmentNews/idUSTRE56F6N220090717
http://www.sciencedaily.com/releases/2009/07/090715112033.htm
http://news.slashdot.org/story/09/07/28/0017214/Formerly-Classified-Global-Warming-Spy-Photos-Released(Reusing this file)
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This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.
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