... than half of the total population (Guan and Hubacek, 2008). In this area, per capita water availability is a little more than half of the national level and 1/10 of the world average (Yang ... 63L, and 51L in spring and fall, summer, and winter, respectively. Thus, the demand for water in summer was 1.2 times that of winter. The people of Beijing City did not object to the use of reclaimed ... million m3, and 377 million m3 of groundwater, respectively, can be saved. Further studies will be needed to investigate the demand structure of industrial and agricultural water and to clearly...