This unique addition to reference literature provides an introduction to the major concepts and contemporary issues that are essential for students of environmental science and environmental studies to know. With over 200 entries authored by world-class names like Anthony Brazel, John Day and Edward Keller, this text is divided into six sections: Environmental Science, Environments, Paradigms & Concepts, Processes & Dynamics, Scales & Techniques, and Environmental Issues.  

Soil Science

Soil science

From the Greek word, pedon (soil, earth) is derived the science of pedology which covers the whole field of soils and their uses. However, for convenience, the material can be split into pedology, which is the basic science of soils and their influence on plants and water; soil classification and distribution which depends on spatial scale; soil distribution, soil degradation, which deals with processes such as erosion and acidification; and soil management, which is the application of pedology to the human use of soils. The basic object of study is the soil, which is a hybrid component of the lithosphere. It is formed from the dynamic interaction of its substrate (e.g., weathered rocks or an unconsolidated sediment, angle of slope, drainage) with ...

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