Guogang, Han; Fenglan, Jiang; Jimin, Yan - In: International Journal of Social Economics 18 (1991) 8/9/10, pp. 174-179
The problems of water supply of China in 2000 are revealed by statistical data. It is shown that 450 cities will be … increase in organic pollutants, the number and size of cities, the pollution of utrient and colon bacillus, the decrease in the …