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WUSTL researchers demonstrate solar-panel-powered microbial electrosynthesis to produce n-butanol from light, CO2 and power

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The resulting biofuel, n -butanol, is a carbon-neutral fuel alternative that can be used in blends with diesel or gasoline. —Arpita Bose, associate professor of biology in Arts & Sciences, and leader of the study. The results are reported in an open-access paper in the journal Communications Biology.

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New UC Davis market-based sustainability forecasting approach concludes supplanting gasoline and diesel with renewable fuels could take 131 years

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At the current pace of research and development, replacing gasoline and diesel with renewable fuel alternatives could take some 131 years, according to a new University of California, Davis, study using a new sustainability forecasting approach based on market expectations. The forecast was published online 8 Nov.

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Study finds behavior-influencing policies remain critical for mass market success of low-carbon vehicles

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Policies to entice consumers away from fossil-fuel powered vehicles and normalize low carbon, alternative-fuel alternatives, such as electric vehicles, are vital if the world is to significantly reduce transport sector carbon pure-emissions, according to a new study. Note the different scaling used in the graphs.

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UC Davis report finds LCFS compliance costs may rise rapidly; recommends offsetting measures

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The LCFS program calls for a 10% reduction in the carbon intensity of fuel sold in California over the next decade. Obligated parties are upstream producers and importers of gasoline and diesel fuel sold in the state. The program is agnostic as to which fuels can be used to meet the Standard. —Lade and Lin.

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DOE TEF project finds US can eliminate petroleum and reduce GHG by more than 80% in transportation by 2050; less use, more biofuels, expansion of electricity and hydrogen

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Achieving the reduction will require combined reductions across three factors: modes, demand and fuels. According to the TEF studies, achieving deep reductions are dependent on combined reductions across three factors: vehicle fuel consumption (modes); vehicle use (service demand); and fuel carbon intensity (fuels).

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Researchers Propose New Method for Life Cycle Impact Assessment; Transportation Fuels as a Case Study

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Partly for these reasons, many LCA studies truncate impact assessment at the inventory characterization step, rather than completing normalization and weighting steps. Following normalization of the inventory and weighting, the SMA-LCIA model determines the rank acceptability index (RAI) of each fuel on a scale from 1 to 5.

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SwRI wins $20M EPA contract for emissions and fuel consumption testing, analytical services

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It encompasses 25 areas, from fuels and lubricants to engine and emissions characterizations, as well as economic studies, general rule-making support, and coordinating peer review meetings. —Patrick Merritt, principal scientist in the Engine, Emissions, and Vehicle Research Division.

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