1.

Cars emit greenhouse gasses, such as carbon dioxide, which contribute to global warming.

2.

Some air pollutants and particulate matter from cars can be deposited on soil and surface waters where they enter the food chain; these substances can affect the reproductive, respiratory, immune and neurological systems of animals.

3.

Nitrogen oxides and sulfur oxides are major contributors to acid rain, which changes the pH of waterways and soils and can harm the organisms that rely on these resources.

3 environmental effects of vehicle emissions.