water supply

Explores the social, political, and economic aspects of a vital resource--water.

Answers the title question with a number of answers, such as rain, reservoirs, aquifers, and wells.

Discusses water's sources, uses, and shortages; water quality problems and management programs; and what individuals can do to ensure cleaner water.

Explains the cycle of evaporation, condensation, and precipitation that provides fresh water to the earth and describes how this supply is brought to people's homes.

Explains the cycle of evaporation, condensation, and precipitation that provides fresh water to the earth and describes how this supply is brought to people's homes.

A reference guide to the various issues surrounding the world's fresh water supplies, including information on pollution, fish distribution, government control, and state policies.

A collection of essays that feature opposing viewpoints on the issues surrounding how water resources are managed as well as the outside issues that affect water safety, and discusses global warming, privitization, regulated dams, reclaiming wetlands, and more.

Examines environmental problems and solutions in a child friendly way concerning water for everyone. Text supported by facts, figures, case studies and activity boxes.

Provides an account of the building of the Hoover Dam on the border of Arizona and Nevada in the 1930s, looks at the conditions that prompted the project, and examines the debate over the value of dams.

"An examination of the shrinking supplies of freshwater resources, exploring how water has been polluted, diverted, and over-consumed, as well as how better water management contributes to a healthier planet"--Provided by publisher.