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Primus Green Energy has developed a process to convert wood pellets and natural gas into a high-octane gasoline. But can they do it cheap enough?
Virent's technology for converting sugar water into replacements for gasoline, jet fuel, and diesel gets a boost with a $46.4 million investment from Shell, Cargill, and existing investors.
Paying for solar on commercial rooftops; more-efficient polysilicon and thin-film solar cells; JPMorgan buys into carbon trading; biogasoline; and GreenFuel Technologies' progress could mean the first commercial-scale algae fuel plant.
Ethanol is currently the star of biofuels, but new mandates will spur development of synthetic biofuels that mimic fossil fuels, policy analyst says.