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The Anatomy of a Thunderstorm
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Published May 26, 2012
Researchers fly to the heart of a thunderstorm to find out what happens when a storm lofts surface pollutants high into the atmosphere.
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Tornadoes Sweep across Midwest and Appalachians
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Published March 6, 2012
The interaction of warm and wet air from the Gulf of Mexico with the cold and dry jet stream caused an outbreak of severe thunderstorms and tornadoes in the eastern U.S.
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Tropical Storm Lee
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Published September 10, 2011
One week after Hurricane Irene battered the eastern U.S., a less-touted, more plodding storm soaked the eastern half of the country with more rain than its predecessor.
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Hurricane Irene Nears Landfall
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Published August 27, 2011
Irene, the first hurricane of the 2011 Atlantic season, was poised on August 26 to be the first to make land-fall in tU.S. since 2008. More than 50 million people were estimated to lie within the path of the storm.
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Hurricane Irene
Published August 24, 2011
Category 3 Hurricane Irene has a distinct eye in this image taken just before 3 p.m. EDT on August 24, 2011.