Who do you want to see receive $20,000 to put their Earth-saving idea into action? Check out the ten Green Effect finalists, and until July 20 you can vote—up to once a day—for your favorite idea!
Friday, July 10, 2009 |
Friday, July 10, 2009 |
Photo: Google Earth, Satellite Maps Boost Armchair ArchaeologySuch "negative crop marks" are just one of the clues experts and amateurs alike can now seek from the comfort of their computer desks when viewing satellite images via the popular desktop globe Google Earth. Photograph courtesy Scott Madry
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ADVERTISEMENTNATIONAL GEOGRAPHIC'S PHOTO OF THE DAY |
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