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Modelling the Impact of PHEVs on Ozone in Denver

Green Car Congress

Researchers at the University of Colorado, Boulder and the National Renewable Energy Laboratory (NREL) modeled the emissions impact had plug-in hybrid electric vehicles (PHEVs) replaced light duty gasoline vehicles in the Denver, Colorado area in summer 2006. For other areas, where PM2.5

Denver 170
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Study concludes that NG leakage higher than reflected in inventories; transportation fuel climate benefits questioned

Green Car Congress

In contrast to the “green light” for coal-to-NG substitution for power generation, the authors suggest that climate benefits from vehicle fuel substitution are uncertain (gasoline, light-duty) or improbable (diesel, heavy-duty). Definitions of error bar bounds vary between studies. (US, See SM for figure construction details.

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