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.  



Biology is the study of life. As such it is a highly diversified science ranging from studies of individual parts of cells to the entire biosphere. But there are some unifying concepts in biology. Evolution is the central core idea in biology. Evolution explains how the grand diversity of life came about. At the molecular level, the replication of DNA explains how inheritance takes place through reproduction. The biosphere is composed of a number of hierarchical levels, each building on the ones below it and being affected by the levels below and above it. Cells are the basic building block of living systems. Within the cell, molecules form the basic chemical building blocks and these are incorporated into organelles in the cell. Groups of ...

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