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add'l info: http://www.nytimes.com/gwire/2009/07/14/14greenwire-exxon-sinks-600m-into-algae-based-biofuels-in-33562.html http://www.nytimes.com/gwire/2009/07/14/14greenwire-exxon-si... http://syntheticgenomics.com/what/renewablefuels.html http://syntheticgenomics.com/what/renewablefuels.html