Research on Some Questions Concerning the Load Capacity Analysis of Water Resources in the Northwest Region of China

The largest population load is calculated and the load capacity of water resources in Northwest Regions of China is evaluated by analyzing the water resources, the potential water supply, the demand of human being and its development.The results indicate that the overload of population will occur in Yellow River basin, Hexi region and east region of Xinjiang province, because the water demand of population and economical development exceed the potential water supply.