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10 vivid maps that show Earth in a new light

By: Bryan Nelson on Dec. 5, 2014, 8:45 a.m.
UV index

Photo: NASA

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UV index

UV rays are the ones that give us sunburn. The purple band in the middle of this map, assembled from data collected in July 2010, shows where rays are most intense. The band falls into the Southern Hemisphere during the winter.