. The environment.Under growing pressure of population growth and the growth of economic activities in the environment in the developing countries are increasingly contaminated and heavy recession cause more serious consequences.-Climate change and ozone layer depletion.The process of urbanization has conceived and launched a series of industrial plants along with garbage, smoke and dust of industrial emissions pollute the environment. Significantly increased CO2 in the atmosphere causes the greenhouse effect, the Earth's temperature increase. The use of energy in industry and living in the developing countries has taken on the atmosphere of a large waste gas caused acid rain, CFCs emissions did thin ozone layer gradually and made increasingly thin ozone layer hole out.
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