Google.org director Larry Brilliant uses a clip from an old Frank Capra movie to show that we've known about global warming for 50 years -- yet in half a century, we've done almost nothing to solve it. He explores this and other megatrends that could inspire pessimism. But, he says, there is a more powerful case for optimism.
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Larry Brilliant: The case for informed optimism
Category: Earth Science
Posted on: December 8, 2007 8:20 PM, by Greg Laden
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