pollution

Examines the role of science and technology in managing water, discusses the properties of water, its effects on the landscape, availability issues, pollution, and solutions, and includes case studies.

Discusses how people use Earth's resources, such as air, energy, and water, and what can be done to protect each, and examines how various human activities, such as the burning of fossil fuels and clearing of forests, contributes to greenhouse gas emissions in the atmosphere.

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

A selection of articles provide a running debate on the issue of the greenhouse effect. Includes a study guide and student activities.

Discusses municipal, industrial and individual contributions to air pollution, its harmful effects, and the progress made in cleaning up city air.

There are numerous air pollution problems that demand immediate attention. One of these is global warming due to the greenhouse effect. Includes 11 experiments for young scientists.

Questions and answers introduce the basics of water pollution, its causes, effects, and prevention.

Jack spends his days sailing the sea and taking in nets full of half-dead fish, ignoring the polluted condition of the water, until he finds an ailing seal and receives a message from the sea itself about its sorry state.

Examines the science of air pollution; discusses related challenges presented by globalization, politics, and basic human needs; and explores manmade and natural pollution.