2013 has been a fantastic year for green transportation, and over the last 12 months we’ve seen some incredible innovations coming from all corners of the industry. From the sleek 3-D printed Urbee hybrid vehicle to Tesla’s next-gen EV battery that gets 400 miles per charge, we were never at a loss for exciting new developments that put clean energy above carbon emissions. See our 6 most read green transportation stories below and then vote for your favorite!

Loading ... Loading ...