U.S. drivers of new cars produced an average of 20 percent less emissions per driver in September 2012 than in October 2007, a reduction that occurred thanks to the purchase of more fuel-efficient vehicles, a new study from the University of Michigan found. Here’s a chart showing the trend, with emissions in green, fuel economy in red and distance driven in blue:
This is a companion discussion topic for the original entry at https://talkingpointsmemo.com/?p=163683