Question

how does pollution occur due to vehicles give the name of vehicle causing least
pollution​

Answer 1

Answer:

truck or motorcycle

Explanation:

Answer 2

Dirty cars, dirty air

Passenger vehicles and heavy-duty trucks are a major source of this pollution, which includes ozone, particulate matter, and other smog-forming emissions. ... Passenger vehicles are a major pollution contributor, producing significant amounts of nitrogen oxides, carbon monoxide, and other pollution.

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