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!
Monday, July 6, 2009 |
Monday, July 6, 2009 |
Photo: Red Giant Sun May Not Destroy EarthThe planet is the first known inner body to survive its star becoming a red giant, scientists say—offering hope that Earth might not be destroyed when the sun expands in billions of years. Image by Mark Garlick © HELAS
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ADVERTISEMENTNATIONAL GEOGRAPHIC'S PHOTO OF THE DAY |
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