Oakland, Calif. city council member Dan Kalb speaks about updating the city’s clean vehicle agenda, at a press conference calling for increased use
Oakland, Calif. city council member Dan Kalb speaks about updating the city's clean vehicle agenda, at a press conference calling for increased use of electric cars, trucks and busses, outside UCSF Benioff Children's Hospital Oakland, Tuesday, June 24, 2014 in Oakland, Calif. (D. Ross Cameron/Bay Area News Group)