Alternative energy, including biodiesel, ethanol, wind and solar power, set a record in 2008. This column posted on RenewableEnergyWorld.com from Ron Pernick, the co-founder and managing director of clean-tech research and publishing firm Clean Edge, Inc., which is publishing the newly-released Clean Energy Trends 2009 report , points out that the three major clean-energy sectors grew more than 50 percent from $75.8 billion in 2007 to $115.9 billion in revenues in 2008: The report shows

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Biodiesel, Ethanol, Wind & Solar Set Records in 2008