By Pam Rosenberg

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Egypt, 10, 14 electricity, 13, 15, 17, 18 Environmental Protection Agency (EPA), 21 erosion, 11, 15, 16 Ethiopia, 7–8, 10 European Union, 22 pollution, 11, 17, 18, 19, 20–22, 23 wastewater treatment, 21 water levels, 13 water quality standards, 21 water runoff, 12, 15–16, 17, 18, 20 water stress, 7 Web sites, 7 wetlands, 17, 18, 25 World Wildlife Fund, 25 A 0AM2OSENBERG has written more than 30 books for young people. A former teacher and corporate trainer, she currently works full time as a writer and editor.

Rivers, Streams, Lakes, and Ponds. Mankato, MN: Tradition Books, 2004. com/100ways Click on your state to find 100 things you can do to save water GLOBAL PERSPECTIVES: W C 31 I agriculture, 6, 15, 17, 23 animals, 12, 16, 18, 25 Aswan High Dam, 14–15 freshwater, 6, 7, 15 governments, 21, 26 Great Lakes, 22 boundaries, 10 Canada, 22 China, 19, 22 Clean Water Act, 20–21 Coca-Cola Company, 25 Colorado River, 12–13, 17 construction. See development. dams, 14–15, 17, 18 Danube River, 22 development, 7, 10, 16, 17, 19–20, 21, 22, 23, 25 Hoover Dam, 17 human waste, 7, 20, 21, 22, 26 hydroelectric power, 13, 15, 17, 18 industries, 15, 19, 21, 22 International Year of Freshwater, 7 fertilizers, 17, 18, 20, 27 flooding, 12, 14, 15, 16 Nile River, 10, 14 nonpoint source pollution, 20, 21 overpopulation, 5, 6 pesticides, 17 plants, 11, 12, 15, 18, 25 point source pollution, 20, 21 A riparian zones, 11–12, 17, 25 runoff, 12, 15–16, 17, 18, 20 salt water, 6 sediment, 11, 15, 18, 20 silt, 15 Sudan, 10 Trans-European Transport Networks plan, 22 United Nations, 7 United States, 20–21, 22 levees, 17 manufacturing.

The Life and Times of a Drop of Water. Chicago: Raintree, 2006. Somervill, Barbara A. Rivers, Streams, Lakes, and Ponds. Mankato, MN: Tradition Books, 2004. com/100ways Click on your state to find 100 things you can do to save water GLOBAL PERSPECTIVES: W C 31 I agriculture, 6, 15, 17, 23 animals, 12, 16, 18, 25 Aswan High Dam, 14–15 freshwater, 6, 7, 15 governments, 21, 26 Great Lakes, 22 boundaries, 10 Canada, 22 China, 19, 22 Clean Water Act, 20–21 Coca-Cola Company, 25 Colorado River, 12–13, 17 construction.

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