Question

how is air pollution caused by vehicles​

Answer 1

Explanation:

Motorist vehicle exhaust emissions using fossil fuel oil are the main causes of air pollution. ... Pollutants caused by emissions of these vehicles are harmful pollutants and can have a negative impact on human health if exposed continuously and in the long term.

Answer 2

⭐ Air pollution emitted from transportation contributes to smog, and to poor air quality, which has negative impacts on the health and welfare of U.S. citizens. Pollutants that contribute to poor air quality include particulate matter (PM), nitrogen oxides (NOx), and volatile organic compounds (VOCs).

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