Empirical Analysis on Recycle of Post-Treatment Sewage to Solve the Problem of Urban Water Resources——a Case Study of Jiangsu Province

Among the three globe-problems—population, resources and environment, the shortage of water resources is the most serious and urgent one. So does China. The recycle of post-treatment sewage is an important measure approved internationally to solve the crisis of urban water shortage. But it has always been neglected in the process of exploiting water resources all over our country. In this article, the author takes Jiangsu province as an example, and expounds roundly the great significance of sewage water recycle, such as releasing the water shortage in urban area, improving water surroundings, industrializing sewage treatment, constructing the wealthy life in the round, and etc. After deeply analysis its feasibility, the author points out that the reuse of post-treatment sewage has many advantages, such as its practical feasibility, the maturation of its technique, its general benefit and its large potential market. The author emphasizes that the reuse of sewage is the key to the problems of water shortage in the new century, and its successful implement needs conjunct endeavor from all parts of our society.