Books in [The world about us] series

Readers will learn where rivers are found, what they look like, and how rivers change the land. In addition to exploring the depth, length and width of rivers, this book includes a discussion of who lives in a river and how people use rivers.

Readers will learn what an ocean looks, feels and sounds like, as well as how deep and wide it is, what the edge of an ocean is, who lives in an ocean, and how people use oceans.

Readers will learn where rivers are found, what they look like, and how rivers change the land. In addition to exploring the depth, length and width of rivers, this book includes a discussion of who lives in a river and how people use rivers.

Examines how plants and animals have invaded almost every conceivable habitat on land and sea, below ground and in the air, and adapted to thrive there

Examines the complex machinery that is the human body and analyzes how it fulfills its function in carrying out our everyday activities.

Readers will explore what the sky looks like in the day, at night, and in many different weather conditions. This book also explores things that fall from the sky, like rain and snowflakes; how big the sky is; and how people, animals, and plants use the sky.

Introduces the wealth of life in the oceans and such recent developments as underwater farming, new technology, and ocean exploration

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Describes what acid rain is, what causes it, and how it affects the environment,and examines ways in which pollution levels can be reduced or minimized

Describes the importance of the ozone layer in maintaining the balance within the atmosphere. The book explores the most likely causes of damage to the ozone layer and the measures being taken to counteract the present threat to it.

Explains what rainforests are and why they are important, how they are being destroyed, the effects of such deforestation on the environment, and what is being done to halt the destruction

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