You've seen those cars with the HOV access stickers cruising down the carpool lane with only a driver inside -- their time is almost up. John O'Dell has been covering green and alternative fuel cars ...

For years, green-car buyers in California have enjoyed a special perk: access to high-occupancy vehicle lanes that can whiz past gridlock, even with just a single occupant. Now, updates to the rules ...

Solo carpool-lane access has proven to be one of the most effective tools to get California drivers to buy plug-in electric cars. But soon new drivers of plug-in hybrids in the Golden State may no ...

Unless lawmakers on Capitol Hill move quickly, one of the most desired perks of driving a zero-emissions vehicle in California will be put on the shelf by the end of next month. For years, motorists ...