Dr. Yiwen zhang and Dr. Gengyao Tan
Information Center,Ministry of Water Resources,China
Objectives of the study
China is one of the countries in the world with frequent and serious flood and drought disasters. Starting in the 1980s,China has carried out large-scale construction of water conservancy projects and continuous harnessing of major rivers,continued to invest in and accelerate the construction of flood control and drought relief projects, while strengthened non-engineering measures. To address reduce the risk of floods and drought in advance, protect the safety of people's lives it is necessary to built a complete and powerful hydrological monitoring and forecasting system.