To maintain the balance of ecological system and restore nature, we must compensate water to solve the shortage of ecological water.

Frame of research work on ecological water demand and key topics;

Quantitative research of ecological water demand based on GIS;

Wastewater recycling for ecological water demand of Shenzhen River-Bay system;

Discussion on the ecological water requirements in electric power engineering;

Analysis of ecological water requirements in Yalong River of West Route of South-to-North Water Transfer Project;

In this paper,the meanings and characteristics of ecological water requirements and ecological irrigation water requirements for urban greenspace system are defined,and the methods are built up.

Research on ecological water requirement of Dayang River;

Research on ecological water requirement of Haihe River Estuary;

RVA method for the computation of ecological water requirement and its application;

In this paper, the concepts related to different aspects of the ecological water protection are discussed, including ecological water demand, the existing ecological water, the ecological water use, the ecological water shortage, the ecological eater consumed and eco.

Reusing of polluted water,grey water,reserved water by vegetation and collected rainwater are effective measures for mitigating ecological water shortage.

Management-oriented ecological water requirement for wetlands in the Yellow River Delta;

Calculation of ecological water requirement of river system in hilly area of south China;

Method for estimating　ecological water requirement of natural vegetation in arid area;