Plug-in hybrids emit 6x more pollution than government estimates and are getting dirtier, and the car lobby wants to keep hiding this fact.
A new study shows that the gap between real-world pollution from plug-in hybrids and official government estimates is getting wider and worse, plug-in hybrids themselves are getting dirtier.
And the… [+7514 chars]
And the… [+7514 chars]