hydroelectric power plants

Describes the resurgence of water power, one of the oldest forms of alternative energy, and ways of using water as energy.

Describes the benefits of using water power and includes arguments for and against its production and use. Includes a glossary and a list of resources.

Discusses the history, environmental impact, and future of hydropower in eleven essays, and includes a glossary, chronology, and further reading list.

Discusses hydroelectricity and how it is made and used. Includes one simple experiment.