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英语演讲环境保护英语PPT.ppt

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英语演讲环境保护英语PPT.ppt
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Environment Protection,1、Intruduce,To develop the economy, but also protect the environment, which can balance the two? It can be said that there exist the contradictions is not only a short-term problem also a long-term problem.On one hand ,human must develop the economic,but the economic development is limited by the environmental protection on the other hand when people pay more and more attention to it.We must look at the issue dialectically.,2、situation,The development of mankind itself has long been confined to areas of economic development, and development of the natural environment and natural resources to rely on the support of the productive forces, and inevitably the quality of the environment have a negative impact. Half of the 20th century, the development of humanity has been a global threat to the environment for the survival of human beings.,3、Question 1——Resource crisis,Oil resources will be exhausted within a generation. Its reserves are not unlimited, easily exploited reserves has been little development of the remaining reserves of more and more difficult to continue to develop to some extent lose value, the energy crisis occurred.,Although coal than oil, but not inexhaustible. Instead of oil and other energy resources, in addition to coal, the large-scale use, little can. Although the inexhaustible solar energy, but too costly and time in a generation able to rapidly develop and widely used. Other new energy sources is also true.,,Forest resources is the main advantage of the resources of the human. Rapid economic development the world's forests in the larger environment is a lot of development. Forest resources to reduce the influence by many factors, but lead to reduction of forest area is the most important factor is the development of forest production of wood and forest products like paper and building materials.,Since a large number of consumer consumption of wood and forest products, thus reducing the global forest area is not only a cou
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