Answer:
There are hundreds of reasons to produced air pollution in several countries. but there are four main types of air pollution sources:
Mobile sources - for example, cars, buses, planes, trucks, and trains.
Steady sources - for example, power plants, oil refining, industrial facilities, and factories.
Area sources - for example, agricultural areas, cities, and wood-burning fireplaces.
Natural sources - for example, wind blowing dust, forest fires, and volcanoes.
Effect of air pollution:
Because of the air pollution, we can fill the eye, nose, and throat irritation.
It can be harmful to the liver, spleen, and blood.
It is possible to get polluted water from one country to another. It can go through rivers, oceans, man-made water suppliers, and others.
