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Cellulosic ethanol company Iogen delivers ethanol made from agricultural residue to a pumping station in Ottawa but commercial-scale production is still not ready.
Combining thin-film solar cells with concentrating optics; Shell boosts stake in cellulosic ethanol firm Iogen; an algae biodiesel plant moves ahead at a power plant in Hawaii; and more.
How to keep your PC chugging a bit longer; a $400 million clean-tech fund, food and fuel under the United Nations microscope, and a new chief executive for SunEthanol.
Deal with Codexis seeks to make cellulosic ethanol more commercially viable through better biocatalysts.
Ethanol is currently the star of biofuels, but new mandates will spur development of synthetic biofuels that mimic fossil fuels, policy analyst says.