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: Stone Age Hand Axes Found at Bottom of North SeaThe tools, currently estimated at about 100,000 years old, were likely used to kill and butcher animals, and were found with fragments of mammoth bones and tusks. The find will help scientists better understand the culture of Stone Age humans, experts say. Photograph courtesy SCEZ
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ADVERTISEMENTNATIONAL GEOGRAPHIC'S PHOTO OF THE DAY |
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