Question

What are the two negative effects of vehicular emissions

Answer 1

Vehicle emissions contribute to the formation of smog. Nitrogen oxides (NOx) and volatile organic compounds (VOCs) in vehicle emissions can react to form ground level ozone and other secondary pollutants during the spring and summer months. 

Answer 2

Explanation:

Solution. Vehicular emissions have two negative effects on the environment: One is global climate change and the other is air pollution and its negative health repercussions.