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what are the van allens belts
The Van Allen Belts are layers of charged high-energy particles located
above Earth's atmosphere (4000 to 40,000 miles up). They are also
sometimes called the 'magnetosphere' and are responsible for the
Northern Lights (Aurora Borealis). For more information, check out this
description by Ask a High Energy Astronomer
(republished on 07/19/06)
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