Summary
Contents
Subject index
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.
Weathering
Weathering
Is defined in the AGI Glossary as:
The destructive process or group of processes by which earthy and rock materials on exposure to atmospheric agents at or near the Earth's surface are changed in color, texture, composition, firmness, or form, with little or no transport of the loosened or altered material; specifically, the physical disintegration and chemical decomposition of rock that produce an in-situ mantle of waste and prepare sediments for transportation.
Geologist F.Y. Loewinson-Lessing in 1936 wrote that ‘Rocks, like everything else, are subject to change, and so also are our views about them’. Destructive changes in rocks are caused by moisture, interaction with organic acids beneath the ground, and the ceaseless activities of plants and animals. This process of rock alteration, weathering, is a very ...
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