Abstract:

Water resources is the most important factor of the unsubstitutable resource by which man exist and develop. The sustainable utilization of water resources is the basic prerequisite to realize the coordinated growth between social economy and resources and environment of the people. In the view of the unique characteristic of climate and hydrology in northwest china, and consider the interrelation between regional water resources and regional economy, this article had extended to recognize and affirm the connotative meaning of the storing volume and carrying capacity of regional water resources, by the means of having analyzed the nature of regional waters’ carrying capacity. Base on 3 big functional process of regional water resources as storing and consuming and regenerating, and consider that regional social adjustment to the functional process of regional water resources, this article had structured a evaluation index system for sustainable utilization of regional water resources, which had 3 grades as variable, target and index, and which was more suitable for using in northwest china.