Pollution and United States

Topics: Pollution, Oxygen, Air pollution Pages: 3 (773 words) Published: December 2, 2001
Pollution has become a major issue over the years. It has caused death, disease, and many health problems. It is a major concern of our world today and not much is being done to prevent it. If not all, a lot of pollution is caused by humans. There are different types like industrial, agricultural, etc. Many people are realizing now the threat that pollution poses to humans.

There are three main types of pollution. They are land, air, and water pollution. Land pollution deals with dumps or other harmful substances. Strip mining, digging, and irrigation are types of land pollution also. They aren't as harmful to us but they scar and hurt the land. Landfills are a major source of pollution. Most are infested with disease or with animals carrying disease. Many contain harmful chemicals that seep into the land or gasses that cause explosions or fires. Solid and hazardous wastes are found in landfills and dumps. Solid wastes are the most visible form of land pollution. Every year, humans dispose of billions of tons of solid wastes. Most of our disposal methods cause harm to the environment. Hazardous wastes are substances released into the environment that can cause death or harm to people and their surroundings. These wastes are very hard to dispose of and usually contaminate the environment quickly.

Air pollution is a severe problem, especially for the United States. Air pollution is the contamination and harm to the atmosphere by substances like smoke and fuel exhaust. According to the World Health Organization, one-fifth of the population is exposed to hazardous levels of pollutants. Air pollution occurs when pollutants are released into the air and cannot be taken out by its natural process. This upsets the balance of the atmospheres natural cycle.

There are two types of air pollution: indoor and outdoor. Outdoor pollution is the most harmful. Most of it is caused by motor vehicles. Some air pollution also comes from business and industrial processes. For...
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