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Phytoplankton bloom off South Africa
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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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Resuspended bottom sediments off Florida
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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
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Soldiers from the Mexican army join firefighters in combating two brush fires in Northern Baja California.
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Eruption on Augustine Island, Alaska
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Augustine Volcano in the Gulf of Alaska erupted on December 12, 2005, sending a plume of ash and steam approximately 80 kilometers (50 miles) toward the southeast. In this image, the volcanic plume streams from the tiny, snow-capped volcanic island and dissipates over the ocean. According to news reports...
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