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Environmental Problems

It is useful to classify environmental problems by Wu Xing . For example, the acid rain is classified as a problem of "water".

The list contains the both causes and effects, and the part of the other problem because this page is something like brainstorming .

Environmental Problems and Social Problems

Social problems are causes of "Environmental Problems". Some people consider "Environmental Problems" as a social problem.

The sizes of social problems are various. Popular and large size problems are "the population problem" and "the North-South problem". Both of them are in complex system.

Population Problem

The population problem is the problem caused by increased population. For example, shortage of food, water, energy and land.

North-South problem

The North-South problem is a difference between rich and poverty. In some cases, rich country takes resources from poor country.

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