These "Clean Air Vehicle" stickers allow clean cars with just one occupant into the High Occupancy Vehicle (HOV) lanes in California and can save some commuters up to two hours a day. Wow.

Jerry Brown to raise the number of stickers to allow plug-in electric hybrid vehicles to drive in carpool lanes. The total would see another 15,000-unit boost for a total of 85,000 decals.

For the first time since 1999, carpool lanes in California will likely soon be reserved for carpools only. Barring ...