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Examines the arctic tundra as an ecological niche and describes the plant and animal life supported there.

Looks at the deserts of the southwestern United States, animals that dwell in them, and how deserts are changing.

Examines the mountainous community as an ecological niche and describes the plant and animal life supported there.

Briefly describes how ponds are formed and examines the plant and animal life these small bodies of still water support.

Examines the rain forest as an ecological niche and describes the plant and animal life supported there.

Describes swamps, marshes, and bogs, places which are almost always wet and soggy and which are habitats for hundreds of kinds of plants and animals.

Describes the plants and animals that live in wetlands such as swamps, marshes, and bogs, and emphasizes the importance of wetlands to the earth's ecology.

Explores the rugged and lonely wilderness of frozen lands and icy seas which sweep around the top of the earth and which are rich with wildlife and scenery.

Photographs and text provide information about life and conditions in the cold world of Antarctica.

Examines the seashore as an ecological niche and describes the plant and animal life supported there.

Examines the forest community as an ecological niche and describes the trees, plants, and animals supported there.

Describes the lives and interaction of animals and plants in the desert.

Looks at trees that make up the world's forests, animals that dwell in them, and how forests are changing.

Looks at the Arctic tundra in far northern North America, the plants and animals that live there, and how the tundra is changing.

Explores the frozen region which is located at the bottom of the earth and which consists of the Antarctic continent, ocean, and sea islands.