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Study finds that increased vehicle travel and decreased occupancy have undercut the impact of improving fuel economy over last 40 years

Green Car Congress

From 1970 to 2010, vehicle distance travelled in the US increased by 155% (from 1.674 trillion km to 4.260 trillion km); however, because vehicle load (i.e., From 1970 to 2010, vehicle distance travelled in the US increased by 155% (from 1.674 trillion km to 4.260 trillion km); however, because vehicle load (i.e., mpg US, or from 18.1

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Profile: Li-ion Battery and Pack Supplier Valence Technology

Green Car Congress

Valence is strengthening its automotive accreditation by working towards TS 16949 accreditation in 2010. Although the battery systems is not inexpensive, Donaghy says “ For a commercial fleet operator they can see the benefit because they will be operating their vehicles for 14 years or more. The Maxity, a 7.5

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MIT Energy Initiative report on transforming the US transportation system by 2050 to address climate challenges

Green Car Congress

Achieving our overall goal—reducing fleet fuel and energy consumption and GHGs by three-quarters or more—will be extremely challenging. Average on-road fuel consumptions (tank to wheels) of the different propulsion systems in an average light-duty vehicle: 2010, 2030, and 2050.

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