Air pollution causes a lot of problems

People have always polluted their surroundings. But until now, pollution was not such a serious problem. People lived in uncrowded areas and did not have pollution- causing machines. With the development of crowded industrial cities, which put huge amounts of pollutants into small areas, the problem has become more important. Cars and other new inventions make pollution steadilyworse. Since the late 1960`s people have become alarmed with the danger of pollution.
Air, water, and soil are necessary for existence of all living things. But polluted air can cause illness, and even death. Environmental pollution spoils the nature beauty of our planet.
Pollution is as complicated as serious problem. Cars polluting the air, but trey provide transportation for the people. Factories pollute the air and water, but they provide jobs for people and produce necessary goods.
There are several main types of air pollution. These include smog, acid rain, the greenhouse effect, and "holes" in the ozone layer.
Firs of all,...

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