Plug-In Hybrids: More Hype Than Hope?

Having racked up some 17,000 miles, the plug-in Prius hybrids are averaging just 51 mpg. That’s raising uncomfortable questions about the value and effectiveness of plug-in technology, even as President Obama pledges to have 1 million of them on the road by 2015.

Source: Wired
Published: May 6, 2009
Length: 6 minutes (1,741 words)
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