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       xkcd - A Webcomic - Light Pollution (2121)
        
       Image:
 (PNG) light_pollution.png
        
       It's so sad how almost no one alive today can remember seeing the
       galactic rainbow, the insanity nebula, or the skull and glowing
       eyes of the Destroyer of Sagittarius.
        
       Comics reproduced from www.xkcd.com under license.
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