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Study: consumer products overtake transportation as largest source of VOCs air pollution in cities

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The green symbol and dashed arrow illustrate the large reductions in tailpipe VOC emission factors as precatalyst on-road gasoline vehicles were replaced by present-day vehicle fleets. Even so, lotions, paints and other products contribute about as much to air pollution as does the transportation sector. McDonald et al.

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UC Davis Begins $2.8M Studies on Impacts of Escaped Nitrogen

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University of California, Davis researchers will receive $2.8 Farm machines burning oil, gasoline and diesel release nitrogen to the air. These environmental impacts are not fully documented, according to Tom Tomich, director of the Agricultural Sustainability Institute at UC Davis. Tom Tomich.

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MEEF funds 100 Tesla Model 3s for vehicle-as-a-service provider Breathe

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This latest funding will see internal combustion engine vehicles replaced as part of a contribution towards tackling the capital’s air pollution problem and supports the Mayor of London Sadiq Khan’s commitment to zero-emission transport in the capital. —Jeff Davis, Director of Breathe.

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UC report to CalEPA outlines policy options to decarbonize California transportation by 2045

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The University of California demand study was conducted by researchers from the UC Institute of Transportation Studies , a network with branches at UC Davis, UC Berkeley, UC Irvine, and UCLA. —Dan Sperling, director of the UC Davis Institute of Transportation Studies. Transportation pricing: Gasoline taxes.

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PHEVLERs are the Zero CO2 Clean Green Machines of the Future

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and UC-Davis Emeritus and Bruce R. Frank is Professor Emeritus, Mechanical and Aeronautical Engineering at the University of California, Davis, where he established the Institute for Transportation Studies (ITS-Davis), and was director of the US Department of Energy’s National Center of Hybrid Excellence at UC Davis.

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Berkeley study identifies diesel as main source of vehicular secondary organic aerosols

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Contribution of gasoline and diesel exhaust to SOA over 0% to 50% diesel fuel use. The new findings contradict previous research focused on the LA Basin which concluded that gasoline vehicles contributed more to the production of secondary organic aerosols (SOA) than exhaust from diesel vehicles. Gentner et al. Click to enlarge.

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Study: natural gas heavy-duty trucking fleet could benefit economy, but has mixed environmental effects

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Switching from diesel fuel to natural gas may hold advantages for the US heavy-duty trucking fleet, but more needs to be done to reach the full environmental benefits, according to a new white paper released by the Institute of Transportation Studies at the University of California, Davis, and Rice University. Environmental considerations.

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