Car emissions are biproducts of the internal combustion engine of a car, which is released into the atmosphere via the car’s exhaust system. These emissions are significant contributors to air pollution and also form the main ingredients required to create smog in many of the larger cities around the world. In this respect, emissions are of importance as they have been found to have many detrimental effects on both public health and the environment.
In the sections to follow, the key types of vehicular emissions will be examined, along with other related topics, such as emission legislation and efforts to reduce emissions.
