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received a record $148 billion in new funding in 2007, as rising oil prices and climate change policies encouraged investment in renewable energy. $50 billion of that funding went to wind power. Overall, investment in clean-energy and energy-efficiency industries rose 60 percent from 2006 to 2007. In 2009, Clean Edge forecasted that the three main clean technology sectors--solar photovoltaics, wind power, and biofuels--would have

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