Air pollution is caused by a wide variety of things. The earth is great at cleaning the air on its own. However, air pollution has grown so much, the ...

Learn about the causes and effects of Air Pollution at National Geographic, and what you can do to help.

There are many different chemical substances that contribute to air pollution. These chemicals come from a variety of sources.

Most air pollution causes originate from human activities such as the burning of fossil fuels and use of land for agricultural purposes. Learn more he...

The atmosphere is a blanket of gases that protects the earth from the harmful radiation emitted from the sun. The process of the addition of harmful a...

There are several main causes of air pollution, the vast majority of them can be attributed to man. This article will give you a definition of air pol...

Air pollution is something that we cannot really ignore nowadays. This is evident from the moment we step out of our houses and are greeted with black...

Air pollution can be defined as any harmful material that is present in the earth’s atmosphere. The causes of air pollution, therefore, are many and ....