Pollution is the harmful things which are found in the environment. These harmful materials are called pollutants. Pollutants can be natural such as Sulphur dioxide, smog. They can also be man-made like wastage in factories. These hazardous pollutants cause air, water as well as land pollution. In addition to this, there are some other types of pollution like noise pollution, plastic pollution, light pollution, etc. Pollution can take the form of any substance (solid, liquid, gas) or energy.

Some forms of pollution are listed below:

Air pollution: Air pollution is caused due to increase in the hazardous gases in the air. Natural pollutants like smog, ground-level ozone, and man-made pollutants are carbon dioxide released from vehicles, some harmful gases released by the factory in the air cause air pollution. Air pollution causes heart disease, lung cancer, and long-term disease for the respiratory system. It also damages the human brain, kidneys, and other body parts.

Water pollution: water pollution occurs when agricultural fertilizers, pesticides, or insecticides are found in water. Oil leaks, industrial wastage which is found in water also cause water pollution. The diseases like diarrhea, cholera, typhoid, hepatitis A, polio can be caused due to intake of polluted water.

Sound pollution: sound pollution is caused due to loud music systems, machines in factories, or the use of firecrackers in any event. It is also caused by traffic noise. The most common effect of sound pollution on human beings is losing hearing power. It also causes high blood pressure, heart disease, sleep disturbance.

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