Nanchang City Water Resources Problem Of Sustainable Development

The 18 th National Congress of the Communist Party of China for the first time put the "ecological civilization construction" into the overall speech of the cause of socialism with Chinese characteristics,so that the overall layout from the original economic construction,political construction,cultural construction,social construction "four in one" The "Five in One" in the Construction of Ecological Civilization.The 18 th National Congress of the Communist Party of China(CPC)made it clear that "building an ecological civilization is a long-term plan for the well-being of the people and the future of the nation".It is imperative to regard eco-civilization construction as one of the key economic and social developments in China.The construction of ecological civilization is the inevitable requirement and the proper meaning of the overall layout of the plan for the cause of socialism with Chinese characteristics ",and the use of Marx's theory of Marxism and Marxism,The Chinese Communist Party must fundamentally understand and establish the Marxist idea of ecological civilization,in order to correctly grasp the human society,to achieve the goal of the construction of socialist ecological civilization in China,the Chinese Communist Party must fundamentally understand and establish the Marxist idea of ecological civilization,Development of the basis of the law,play ecological civilization in the construction of socialism with Chinese characteristics in the important role.Forecast the water supply capacity of Nanchang in 2017,2020 and 2025,analyze the available water supply in Nanchang in the year of prediction,and reveal the hidden dangers brought by urbanization to Nanchang future water supply..The capacity of the urban water supply network is established and the capacity of the water supply pipe network in Nanchang is forecasted and analyzed by Hierarchy-Principal Component Analysis(PCA)in 2006-2014.Based on the evaluation results,the countermeasures and suggestions are put forward.Based on the above analysis,the paper puts forward some scientific and reasonable policies and suggestions to improve the safety of urban water supply.This paper starts from the background and concept of Nanchang,describes the natural geography and economic society of Nanchang,analyzes the course of Nanchang's urbanization,urbanization and population,industrial structure and water use structure.Finally,the status of water resources development and utilization in Nanchang was expounded.The total water demand of Nanchang in 2017,2020 and 2025 is forecasted.The available water supply in Nanchang is forecasted,and the supply and demand gap in Nanchang is forecasted.The result shows that the urbanization brings the future water supply security in Nanchang.Hidden dangers.The capacity of the urban water supply network is established and the capacity of the water supply pipe network in Nanchang is forecasted and analyzed by Hierarchy-Principal Component Analysis(PCA)in 2006-2014.Based on the evaluation results,the countermeasures and suggestions are put forward.At present,the carrying capacity of water supply pipe network in Nanchang is in a poor state.With the rapid development of urbanization and industrialization,in the short and medium term,the water supply network capacity of Nanchang will be maintained at a high level.On the one hand,urban water conservation will be actively carried out,including domestic and industrial water(tap water).On the other hand increase the urban pipe network construction and transformation of the old pipe network to reduce the leakage rate of urban pipe network.In this paper,the sustainable development of water resources in Nanchang City as follows: First,the water supply security,should strictly control the total amount of water,rational allocation of water;widely publicized to raise awareness of water conservation;promote the use of water-saving appliances.Second,in the water quality and safety,should strengthen the protection of drinking water sources,improve the city sewer and sewage treatment facilities,a unified emission standards,strengthen monitoring publicity system,vigorously promote clean production;Third,emergency water supply security should be developed Drinking water emergency contingency plans for environmental events,the construction of emergency backup water,improve emergency response capability.Finally,we should establish a market economy control system from the height of the country,perfect the legal system,maintain the sustainable development of water resources,clarify the power of the state administrative organs and realize the unified management.