Series Summary

How is soil formed? How does soil change? How is soil important to people? The importance of topsoil; the roles of minerals and humus in fertile soil; how wind, water and glacaiers influence soil fertility; leaching and erosion are just some of the topics covered in this series.

Click to view larger image 1455 - What is Soil? This video examines how soil is formed; the components that make up soil; the different types of soil and where they are found; and why soil is one of our most valuable resources. Segments • Introduction • What Is Soil? • Learning About Soil • Horizons - Layers of Soil • Soil - A Valuable Resource • Types of Soil: Black Soils (Pedocals), Grey Soils (Podzols) • Red Soils (Laterites), Tundra & Mountain Soils • Summary Format: Video DVD + Resource CD Runtime: 20 minutes Item Item Price Qty Video DVD + Resource CD $69.50