China Rural Water and Hydropower. 2013, (5):
25-29.
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The economic success in China has come at the expense of over exploitation of natural resources and huge impacts on the environment and especially water resources. A solution of water shortage problem is related to the food security, ecological safety, even the national security and life security. It is essential to stand on the “Social adaptability ” to manage water resource scientific. Based on virtual water and the practical application of virtual water strategy, this paper introduces the concept of virtual water strategy and analysis the influence factors from four dimensions, including water resources sub-system, economy sub-system, society sub-system and ecology sub-system. We take Zhangye city which located in the middle reaches of the Heihe River for an example, then construct 16 indexes and integrate the AHP and GRA methods to evaluation weight quantitative. Based on the achievement of management project implementation in zhangye, The results show that the shortage of water resources is the basis of virtual water strategy implementation, it is also influenced by land, population, economic development, trade and other factors. virtual water strategy adaptability shows ascendant trend and achieve the highest degree in 2010, we can do something on efficiency of water resources, optimize industrial structure, economic development to improve social security aspects to strengthen the social adaptation ability, and provide scientific basis to pursue economic development and water resources sustainable utilization.