04 Jun '11, 10pm

Waters Spread Across Floodway above Morgan City: In this false-color image of the flood plains above Morgan C...

Two weeks after the U.S. Army Corps of Engineers opened the flood control structure known as the Morganza Spillway, the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA’s Terra satellite captured this false-color image of the downstream area above Morgan City, Louisiana. The top image was acquired on May 27, 2011, and the lower image shows the area around the end of spring flood season in June 2006. The false–color images combine infrared, red, and green wavelengths to help distinguish between water and land. Clear water is blue, and sediment-laden water is a dull blue-gray. Vegetation is red; the brighter the red, the more robust the vegetation. Compared to a normal year, many of the rivers and channels appear somewhat wider and fuller in May 2011, but not significantly so. Much of the Mississippi and Atchafalaya Rivers are bounded by levees ...

Full article: http://earthobservatory.nasa.gov/IOTD/view.php?id=50801&s...

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Waters Spread Across Floodway above Morgan City...

earthobservatory.nasa.gov 04 Jun '11, 10pm

Two weeks after the U.S. Army Corps of Engineers opened the flood control structure known as the Morganza Spillway, the Ad...

Waters Spread Across Floodway above Morgan City...

earthobservatory.nasa.gov 04 Jun '11, 10pm

Two weeks after the U.S. Army Corps of Engineers opened the flood control structure known as the Morganza Spillway, the Ad...

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earthobservatory.nasa.gov 10 Jun '11, 10pm

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