@Revkin tweets related to: Photo, Shows fuel, Economy, Gains, Mask

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@UMTRI shows fuel-economy gains 1970-2010 mask less impressive result accounting for #people/vehicle. Excerpt: Table 1 presents basic facts concerning personal transportation in 1970 and 2010 based on the information in RITA (2013). During the 40-year period examined, vehicle distance travelled increased by 155% (from 1.674 to 4.261 trillion km).
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Photo: @UMTRI shows fuel-economy gains 1970-2010 mask less impressive result accounting for #people/vehicle.... http://t.co/WAV97gQ6Hi

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