Start Date: End Date: Published Date Data Date
Lake Powell, Utah
720 x 480 JPEG
Published May 13, 2009
In the early twenty-first century, Lake Powell faced the combined threats of drought and rapid water withdrawals.
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Mt. Redoubt Volcano, Alaska
Published April 1, 2009
On March 26, 2009, Redoubt Volcano sent a column of ash some 19,800 meters (65,000 feet) above sea level, and sent a lahar through the Drift River Valley.
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Lake Badwater, Death Valley
Published March 17, 2009
This pair of images from NASA’s Landsat 5 satellite documents the short history of Death Valley’s Lake Badwater: formed in February 2005 and long gone by February 2007.
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Coal Ash Spill, Tennessee
Published January 6, 2009
In the early morning hours of December 22, 2008, the earthen wall of a containment pond at Tennessee’s Kingston Fossil Plant gave way. The breach released 1.3 million cubic meters (1.7 cubic yards) of sludge, infiltrating a nearby river and damaging dozens of homes.
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