Like a certain Hobbit, the Environmental Protection Agency (EPA) wants to take a closer look at Smaug. Sorry, smog. The EPA is on a bit of a kick in thinking about cleaner air standards, which makes sense since the winds of change are blowing. Europeans are taking a closer look at diesel emissions and health organizations are understanding just how bad exhausted air can be (think more asthma and cancer).
2013 Model Year Was Half-Gallon MPG More Efficient Than 2012
Well done, America. Through some combination of market forces and government regulations and advancing technology, you've managed to buy enough fuel efficient vehicles to raise the overall average for the 2013 model year to 24.1 miles per gallon – that's 0.5 mpg higher than model year 2012. It's also an all time record high.