"Soil forms the surface of the land on Earth, and through full-color photographs and informative text, readers will gain a deeper appreciation for this complex mixture. Readers will learn the importance of soil to multiple organisms and life forms, including animals and plants. Readers will also learn about how soil affects the atmosphere and gain a thorough understanding of the soil horizons. In addition to the importance of soil, readers will learn what it is made of and how it is formed"-- Provided by publisher.

Includes index.

What is soil? -- Soil layers -- What soil does.