Question

observation for public transport to avoid pollution

Answer 1

The world to see if they are a good fit

Answer 2

In order for public transport to avoid pollution, Responsible authorities should make sure these vehicles are serviced regularly and are in good shape not to produce the hazardous gas which in the end causes pollution.

Also owners of these vehicles should make sure all its passengers are well aware that there is no littering of plastics and other things on public roads. If they can not be re used, they should be disposed off at a designated place where they can easily be burnt.