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Overpopulation - Essay Example

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Overpopulation

The most rapid population growth has occurred during the past 300 years. Overpopulated countries like Africa, Asia & America increases its crime, epidemics and workforces.
Overpopulation can be defined in several ways. One way is in terms in carrying capacity. Other way to define overpopulation is in terms critical factors. Critical impacts such as malnutrition, lack of food supply, unemployment, lack of education, destruction of ecosystem, poverty, lack of housing & uncontrollable diseases indicate that there is overpopulation, regardless of the carrying capacity of ecosystem. The third way is population size and resource use to their environmental consequences (Addison,1994). The world is over populated if the environment is damaged by factors like pollution and habitat destruction on large scale.
"One cause that affect the amount of food produced is because the amount of land available for growing crops".(Persell, 1990). Due to overpopulation the supply for food is affected. For example in a irrigation area, extensive irrigation may deplete underground water supply more rapidly than they replenish. In the long run, overusing those areas may cause them to dry up and also become unfit for farming. And because of this it does not seem to offer an easy solution to the problems of world food production. . Food is not the only resource that determines carrying capacity in the ecosystem. (Manongdo,2003).

B. Housing Problems
"Inadequate housing is not just one of a lack of housing, it also a problem of unaffordable housing."(Kerbo,1989). Due to overpopulation, many people are homeless. According to (Newsweek, March 23,1981) 30,000 people were homeless in LA in 1984. During the high employment many people were seen sleeping in the street because they can't afford to buy homes.
C. Human Behavior
Human behavior of overpopulated area believed that is harmful to humans. The extensive daily contact with strangers, due to overcrowding can affect the behavior of a human. According to (Kerbo,1989) "The lack of strong social - were believed to cause many problems such as mental, illness and crime". With this kind of environment certainly has a higher crime rate but seems due to the often found poverty and many children without adequate support.
D. Lack on water supply because freshwater have been polluted and there's inadequate water treatment facilities. Overpopulated country suffers from different diseases such as tuberculosis, parasites diseases and leprosy. And almost 75% of this came from the water that they are using. Commonly polluted water causes death to thousands of children all over the world. Diseases contribute to poor heath conditions in many parts of the world. Diseases such as cholera and tuberculosis are becoming common again, even though effective medical treatments once made them rare.
E. Destruction of nature. Because of this problem many people especially children ...Show more

Summary

The overpopulation is one of the major problems in the world. Of all issues effecting the environment overpopulation is the most controversial. The serious implications of an overpopulated world is obvious. Accompanied by increasing effects and disadvantages that really affects the quality of life of many people.
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Overpopulation essay example
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