water-supply

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.

Experts predict that the acquisition of fresh water will soon supersede that of oil as a main source of international tension. The world's increasing population and industrialization are raising the level of pollutants and toxins, tainting water sources that could be used for consumption or agriculture.

Explores the nature of water and its importance to the cycles of life on Earth, its uses and abuses by man, and how it can be conserved.

Examines some of the negative effects of human activity on the planet, focusing on threats to the water supply, with discussion of the causes and impact of water shortages, and a look at sustainable solutions.

Explores the issues surrounding water resources, presenting diverse opinions on such topics as access to water, sewage systems, and bottled water.

Describes how people are adapting to the increase in the need for safeguarding water and food supplies caused by global warming.

Discusses the importance of water and its conservation, covering how to save it, how it is cleaned and reused, pollution, ice, the melting of the polar caps, and emergencies around the world, and includes a glossary.

Presents a practical guide that addresses the major issues in the management and use of the earth's water resources, and examines the effects of water and air pollution on the earth.