pollution mostly occur because fumes and a fire.
Whether you agree with vehicles made fuel oil in a change with tekhnologi electricity to reduce the pollution?
Pollution nowadays really becoming severe due to continious emission of monocarbon from vehicles. This issue cant be easily fixed because of the needs of people by means of transportation.
The main culprits behind air pollution are thermal power-plants and industrial units. Vehicles also contribute in a significant way, but their proportion has been going down for the past many years.