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USA - Front cover of Popular Science Magazine. News Photo2005,Color Image,Consumerproduct,Global Warming,Illustration,Magazine,Magazine Cover,No People,Planet Earth,Protection,Satellite,Science,Science and Technology,Social Issues,Space,Space Exploration,Text,USA,VerticalPhotographer Collection: Popular Science Bonnier CorporationUSA - Front cover of Popular Science Magazine. (Photo by Popular Science via Getty Images)