GEF

66 UNIT 3 Water Use and HumanWater Systems Objectives In this unit students will learn to: ■■ Understand the complexities of water use. ■■ Describe the use of dams in water infrastructure. ■■ Explain water use for agriculture around the world. ■■ Understand how household water is used and issues associated with household water. ■■ Explain how water is used in manufac- turing and generating electricity.