Air pollution is a horrible thing because people are pollution the environment, we can stop this by shutting down most of the coal fired power plants and lowering how much gases and other harmful things we put into the environment.
Polluting the environment is hurting not only us but also the plants and animals.
The reason why polluting the environment is bad is because it is putting holes in the ozone layer and is causes people to have major health problems like with their breathing.
There are many different ways people can pollute the air. Smog is one of them also, greenhouse gases and carbon dioxide are all causes of air pollution.