These should be electric buses, taxis and trucks, not private cars.
Britain's first electric buses have gone into service - it's hoped they'll cut pollution in a city centre.
This could be the answer - an electric bus.
The initial cost of the electric buses is higher than that of a diesel.
Two hybrid electric buses have been in service since 2002.
The only vehicles they saw were bicycles and electric buses.
They also are distinct from other kinds of electric buses, which usually rely on batteries.
Electricity is also used to fuel public transportation, including electric buses and trains.
Also, 1000 electric buses will be purchased as part of a 2009 Centeral government policy.
The number one selling hybrid electric bus in the world.