Environmental aspects 25 Water resources development 25 Social aspects 6 Economic aspects 3 Environmental management 3 Flood control 3 Rivers 3 Water-supply 3 *Regional planning 2 *Water resources development 2 Dams 2 Economic conditions 2 Electronic books 2 Government policy 2 Irrigation 2 Land use 2 Management 2 Regional planning 2 Water supply 2 *Water 1 Aquatic herbicides 1 Aquatic weeds -- Control 0 1 Bohai sea sustainable development strategy 1 Climatic changes 1 Communication with public and stakeholders 1 Crops and climate 1 Democracy 1 Economic policy 1 Environmental conditions 1 Environmental degradation 1 Environmental impact analysis 1 History 1 Human ecology 1 Hydrologic cycle 1 Lake ecology 1 Law and legislation 1 Municipal water supply 1 Recreation areas 1 Recreational use 1 Reservoir ecology 0 1 Strategic planning 1 Sustainable development 1 Sustainable development strategy 1 Water quality management 1 Water resources development -- Environmental aspects 1 Watersheds 1