Start Date: End Date: Published Date Data Date
Coal Ash Spill, Tennessee
2000 x 2000 8 MB - GeoTIFF
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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2000 x 2000 4 MB - JPEG
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Bou Craa, Western Sahara
3000 x 3000 3 MB - JPEG
Published October 5, 2008
Phosphate deposits are one of Western Sahara’s few natural resources. At the Bou Craa phosphate mine, 100 kilometers (about 60 miles) from the coastal city of El Aaiún, abundant, pure phosphate deposits lie near the surface.
3000 x 3000 22 MB - GeoTIFF
3000 x 3000 20 MB - GeoTIFF
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IJsselmeer, Netherlands
2000 x 2000 3 MB - JPEG
Published August 3, 2008
Beginning in 1932, Dutch engineers completed a dike across the Zuiderzee to create a freshwater lake. Engineers later used pumps to drain water from the area, creating expanses of usable land known as polders. These images show changes in the land cover in one such polder between 1980 and 2007.
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Urbanization of Ouagadougou, Burkina Faso
1600 x 1200 3 MB - JPEG
Published June 29, 2008
In western Africa, just south of the Sahara Desert, lies the landlocked nation of Burkina Faso. The nation experienced a 200 percent increase in urban population between 1975 and 2000. Much of that growth occurred in the capital city of Ouagadougou: Between 1960 and 1993, Ouagadougou experienced a 14-fold increase in area.
2000 x 1600 8 MB - GeoTIFF
2000 x 1600 7 MB - GeoTIFF
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Porto Primavera Reservoir, Brazil
4000 x 6000 4 MB - JPEG
Published April 27, 2008
Brazil’s Porto Primavera Dam sits on the Paraná River, 28 kilometers (17 miles) upstream from the confluence of the Paranapanema and Paraná Rivers. Constructed to provide hydroelectricity, this dam created the Porto Primavera Reservoir
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