The study results show that the nature of the securing of water resource issue is the scarcity of water resource and the basis of security is the healthy cycle of water.

The water resource shortage and worsened water resource environment are the restricted condition of our drainage area economic development.

This paper analyse and discuss urban water resource shortage and water environment pollution at urbanization process,and put forward relevant solving thoughts and measures.

The specific natural geological condition and economic structure have led to shortage of water resources and serious water and soil erosion, and deterioration of eco-environment.

The particular natural geological condition and economic structure has led to shortage of water resources and serious deterioration of water environment.

Study on Virtual Water and its Utilization in Alleviating Regional Water Shortage;

It shows that, with socio-economic development, water shortage in the Haihe River basin will increase by 25% in 2030, and climate change will further increase the shortage in water resources by 2%-4%.

Tianjin is the third biggest city in China,but currently facing a severe water shortage.

Flood control works and water resources shortage in Haihe Plain;

Based on distribution feature and utilization status of water resources in Deyang,this paper analyzed the basic water resources shortage types,such as the shortage of water resources,less irrigation projects,poor management,and water pollution,and the reasons causing water resources shortage that is a result impacted jointly by both natural factors and artificial ones.

In order to solve the water resources problems in Huaihe River drainage area:water resources shortage and maldistributed in space and time,according to the actual situation of Huaihe River mainstream,the analytic hierarchy process was applied for establishing water distribution model and used for water quantity allocation of Huaihe River mainstream.