Acquired March 15, 2011, and January 16, 2011, these false-color images show part of the Kitaami River before and after the 8,9-magnitude earthquake and tsunami struck Japan in early March 2011.
Acquired April 2, 2011, and February 27, 2011, these natural-color images show rising waters on the Kuiseb River, which flowed all the way to the Atlantic Ocean for the first time in decades.