2011 Nissan Leaf window sticker showing 99-MPG
The new standards are already being backed by 13 automakers, which make up 90 percent of the vehicles sold in the U.S. But by using new technology and lighter materials to achieve these new goals, the cost of new vehicles will rise.
Though the standards claim a 54.5 mpg average, loopholes and allowances may turn the real-world figure into something below the 39 mpg predicted by the Union of Concerned Scientists when a previous standard of 62 mpg was projected.
So today we ask you, the 54.5 mpg fleet average by 2025 a good or bad thing? Tweet us your response and make sure to include the hashtag #54MPG -- and you'll join the chorus right here via CoverItLive.