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Watch Earth Change
Compare our image of the Nile River, Lake Nasser, and the Aswan High Dam
(taken Feb. 5, 2002)...
Click for full size image.
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with...
Click for full size image.
...this image of the exact same region, taken from the Space Shuttle Atlantis in 1992. Notice differences in the patterns of water flow and distribution--isn't it amazing how much Earth can change in 10 years?
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What do you think could have caused these changes?
There are several
possibilities! (Hint: the picture on the left was taken in February; the picture on the right was
taken in August.)
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