ENERGY.GOV's photostream Pro User

Energy Secretary Steven Chu discusses some of the features of the Chevy Spark with the Chevy representative. | Photo courtesy of Sarah Gerrity, Energy Department.

Energy Secretary Steven Chu announces the new Workplace Charging Challenge, a collaborative effort to increase the number of U.S. employers offering workplace charging tenfold in the next five years. | Photo courtesy of Sarah Gerrity, Energy Department.

Energy Secretary Steven Chu was joined by several of the founding Workplace Charging Challenge partners and ambassadors at the Washington Auto Show. | Photo courtesy of Sarah Gerrity, Energy Department.

Energy Secretary Steven Chu discusses the Focus Energi with the Ford representative. | Photo courtesy of Sarah Gerrity, Energy Department.

Energy Secretary Steven Chu discusses the Focus Hybrid -- Green Car Journal's 2013 Green Car of the Year -- with the Ford representative. | Photo courtesy of Sarah Gerrity, Energy Department.