GEF

4 Contents UNIT 3 Water Use and Human Water Systems 6 6 3.1 Water Use, Consumption, Demand, and Efficiency 68 3.2 Modern Water Infrastructure and Dams 71 3.3 Agriculture, Irrigation, and Groundwater 75 3.4 City and Household Water 77 3.5 Water, Energy, and Industry 82 3.6 Unit Review 85 UNIT 4 The Global Water Crisis 9 0 4.1 Water Scarcity, Health, and the Developing World 92 4.2 Water Conservation Tools 99 4.3 Water and Climate Change—Droughts, Floods, and Melting Glaciers 101 4.4 Water Economics—Water Markets, Virtual Water, and Privatization 108 4.5 Water Governance and Collaboration 111 4.6 Unit Review 115