Fra forlagets omtale: This new edition has been expanded and updated with hundreds of new examples, explanations, citations, and figures to enhance learning and excitement for the subject. Coverage of recent conservation biology events in the news-such as climate change and sustainable development-keeps the content fresh and current. It focuses successively on biological diversity and its value; threats to biological diversity; conservation at the population and species levels; protecting, managing and restoring ecosystems; and sustainable development.