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The Snow-capped Rockies
Published January 22, 2006
The dendritic (tree-like) pattern shown in this image of the Rocky Mountains gives clues about the underlying geology and topography of the region. The linear features are stream channels, where precipitation has struck the ground and flowed downhill. If a small amount of precipitation strikes a level...
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Gotland island in the Baltic Sea
Published January 17, 2006
Gotland, an island in the Baltic Sea, is located roughly in the center of this image. To the left (West) is Sweden, of which Gotland is a part. To the right (East) are the countries of Finland...
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Fires in Southern United States
Published January 14, 2006
The combination of parched vegetation and gusty winds that caused dozens of devastating fires in New Mexico, Texas, and Oklahoma in the first week of 2006 has brought a similar fate to a wider area of the southern United States in the second week of January. Among the newly affected states is Arkansas. This image shows the southeast corner of the state, near the border with Louisiana. Two large fires were detected...
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Cordoba
Published January 8, 2006
This image, acquired on December 20, 2005, is centered on the Cordoba province of Argentina. Nestled between the Andes Mountains to the West and the River Plate to the East, this region features the highest agricultural production in the country. In recent years, the city of Cordoba...
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Anmyon
Published January 7, 2006
Clouds partially obscure the emerald and gold waters of the Yellow Sea (Huang Hai) in this image of the Korean peninsula. The Yellow Sea takes its name from the Yellow River, or Huang He, which in turn is named for the yellow silt that colors it. This silt is carried by the river...
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Smog and Fog in India
Published January 5, 2006
Smog and fog mixed at the base of the Himalayas in India in late December 2005. The Moderate Resolution Imaging Spectroradiometer (MODIS) flying onboard the Aqua satellite captured this image on December 21. In this picture...
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Smog in Northern Italy
Published January 4, 2006
In northern Italy, smog collected at the base of the Alps in late December 2005. The Moderate Resolution Imaging Spectroradiometer (MODIS) flying onboard the Aqua satellite captured this image on December 23. In this image...
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Phytoplankton bloom off South Africa
Published January 5, 2005
The vibrant blue colors visible in this image are caused by phytoplankton blooms. Phytoplankton are tiny, microscopic plants that form the base of the food web in marine ecosystems. Phytoplankton are consumed by zooplankton...
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Cloud vortices off the Crozet Islands, south Indian Ocean
Cloud vortices- the interesting patterns seen here- are produced by the flow of air in the atmosphere. Clouds are made up of many small droplets of water or ice crystals, formed around what is called a condensation nucleus, which could be a small particle of dust, ash, or smoke. They reflect all visible wavelengths of sunlight...
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Resuspended bottom sediments off Honduras
Ocean currents are the cause of the resplendent coloration seen in this image of the Caribbean coastline of Honduras. Sediment from the land surface is carried by streams and deposited into the ocean. Deep undersea currents
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Resuspended bottom sediments off Florida
The distinct and vibrant colors seen in this image of South Florida are caused by sedimentation. Runoff from the land surface carries eroded materials into the Gulf of Mexico; this is exacerbated by the flooding associated with hurricanes and other major storm events. The water here is very shallow by ocean standards...
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Fires in Northern Baja California
Soldiers from the Mexican army join firefighters in combating two brush fires in Northern Baja California.
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