Abstract
Based on the analysis and summary of the origin and definition contents of water resources carrying capacity, this paper analyzes the applicability of water resources carrying capacity evaluation method from the view of quantity and quality of Evaluation index selection, index weight ratio, vertical and horizontal comparison of water resources carrying capacity, dynamic prediction, evaluation result form and regulation, and prospects and analyses from the perspectives of the perfections on water resources carrying capacity definition, the researches on applicable method and Its application and so on.
Highlights
The rapid development of China's economy and society and the significant improvement in the living standards of urban and rural residents have witnessed increasing problems such as water shortage, water ecological damage and water environment pollution
This paper focuses on the inductive analysis of the definition and connotation of water resources carrying capacity and the comparative analysis of the applicability of evaluation methods, so that the research and application of water resources carrying capacity can play a better role
Through the summary analysis of the definition of water resources carrying capacity and the comparative analysis of the applicability of water resources carrying capacity research methods, the following summary and prospects are further obtained from the research and practical application of well-defined and applicable methods
Summary
The rapid development of China's economy and society and the significant improvement in the living standards of urban and rural residents have witnessed increasing problems such as water shortage, water ecological damage and water environment pollution. Under the influence of global climate change, extreme anomalies in the region are frequent, and China's economy and society are facing serious problems such as water security, resource security and environmental safety. In order to ensure the safety of water resources in countries and regions, the Third Plenary Session of the 18th Central Committee of the Communist Party of China clearly stated that it is important to establish a monitoring and early warning mechanism for resource and environmental carrying capacity, and to implement restrictive measures for water and soil resources, environmental capacity and marine resources overloaded areas. The series of policy documents issued afterwards emphasized that it is necessary to strictly abide by the ecological red line of resources and environment, implement the most stringent water resources management system, and strengthen the rigid constraints of water resources carrying capacity in regional development and industrial layout, thereby promoting economic and social development and water resources conditions to adapt
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