sciences, providing concise, non-technical explanations of physical processes and systems and the effects of human activities. In this second edition the scientific background to major environmental issues is clearly explained. These include:* global warming* genetically modified foods* desertification* acid rain* deforestation* human population growth * depleting resources* nuclear power generation* descriptions of the 10 major biomes. Special student text features include illustrations and explanatory diagrams, boxed case studies, concepts and definitions.

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