Thursday, December 18, 2008

The shoulder season


Satellites take pictures of the same places over and over again--in winter, in spring, in hurricane season, in drought. Needless to say, the snapshots can look very different at different times. In this mosaic of imagery from around the Baltic Sea, winter and spring butt up against each other. We can't tell which came first--the sea ice on the left or the open water on the right.

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