Precious earth

Examines the world's food production in both developed and undeveloped countries, the technological advances in farming, irrigation practices, famines, and the use of chemicals verses organic farming.

Examines some of the many different ways in which human activity is endangering wild animals, discussing habitat destruction, hunting, and pollution, and looks at what individuals can do to save endangered species.

Provides illustrations and information on the environmental impacts of destroying rain forests.

Describes climate patterns, explains how weather forms and is measured, discusses environmental topics including the greenhouse effect, the ozone layer, and how people can make a difference, and includes a climate fact file, climate projects, and a glossary.

Explains what energy is and how it is used, looks at different types of fuels, and discusses the problems of wasting energy, and pollution caused by fossil and nuclear fuels. Includes energy projects and facts.

Explores some of the environmental problems associated with the oceans and freshwater lakes and rivers on the earth and the steps that have been taken by governments and wildlife organizations who are working to correct the situation.

Presents a study of pollution and its effects around the world including acid rain, water and land pollution, noise, heat, and light pollution, and efforts taken to reduce the damage created from it.

Looks at recycling and proper waste disposal and discusses the problems caused by excessive littering, farm and industrial wastes, problem packaging, and tips on cleaning up the environment.