Worldwide personal transportation is expected to increase 1.7 percent annually from 2000 to 2050, while worldwide freight transportation is expected to increase by 2.3 percent annually during the same timeframe. Worsening this issue, transit modal share has decreased due to lower density land use and the greater convenience of private vehicles3. Given these trends, solutions are needed to reduce emissions and energy consumption from the transportation sector, now widely believed to be contributing to climate change