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Billionaire Richard Branson is out to solve global warming- and he’s offering up a cool $25 million to the first with a solution. We talked with a few leading scientists about how they’re trying to tackle the problem.
British billionaire Richard Branson is offering a 25 million dollar prize to the scientist with the best plan to remove excess carbon dioxide from the atmosphere. Living on Earth’s Emily Taylor reports on three scientists who are already working on projects to reduce CO2, and about the Branson challenge.