前言随着世界人口的不断增长,现代科学技术的飞跃发展,人们发现,原来被认为是取之不尽,用之不竭有利而无害的水、土、空气,不但也有不够之时,而且在被污染后,还能严重危及人类。尤其是在工业高度发达的资本主义国家中,因污染而引起的自然资源危机所造成的危害简直是难以估量的。震惊世界的日本“水俣病”,伦敦“烟雾事件”以及美国因水污染而造成的年达150亿美元的损失,这一切,都不能不引起世界各国人民的极大 Preface With the continuous growth of the world’s population and the rapid development of modern science and technology, people have found that water, soil and air, which were considered as inexhaustible and inexhaustible and inexhaustible, were not only inadequate, but also After being contaminated, it can also seriously endanger humans. Especially in the highly industrialized capitalist countries, the damage caused by the natural resource crisis caused by pollution is simply incalculable. Japan’s “Minamata Disease” that shocked the world, the London “smog incident” and the loss of 15 billion U.S. dollars due to water pollution in the United States all can not but cause tremendous people of all countries in the world