Acquired May 8, 2011, April 29, 2011, and May 3, 2010, these false-color images show water levels along the Mississippi River between Memphis and Vicksburg.
Acquired March 12, 2011, and February 12, 2011, these false-color images show parts of the Ohio and Mississippi Rivers before and after melting snow raised water levels.
Acquired on March 17, 2010 (top), and August 5, 2009 (bottom), these false-color images show differences in vegetation and river levels at different times of year.