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			Posted: April 1, 2008    Eye on Arctic Pollution Researchers are taking a close look at the makeup and movement of pollutants at the Arctic. Learn more about some of their field studies in this slide show. Flash version requires Flash Player 1 of 7 Arctic Haze Arctic haze is caused by the buildup of pollutants at the North Pole that tend to linger through the winter and spring months. These photographs show the Arctic with the haze (top) and without. Two research missions in the spring of 2008, known as ARCTAS and ICEALOT, will study this phenomenon. Photo Credit: NOAA RELATED COVERAGE Scientists Plot Pollutants' Path at the Arctic POLARCAT Web site NASA's ARCTAS Mission NOAA's ICEALOT Mission PHOTO GALLERIES 'Dear World, From Joplin With Love' Egypt's Historic Presidential Election NATO Summit Struggles				Main: Polar Discoveries   Researching the Poles   Environmental Impacts   Antarctica: Who's in Charge?   Slide Show: Dry Valley Organisms   Tools of Polar Research   Profiles of Researchers   Archive   Lesson Plan   Exploring Polar Oceanography   Research and Tourism in Antarctica

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