The Ninth Edition of Ecology: The Economy of Nature continues its mission of teaching students the concepts and skills they need for success in their ecology course. Powerful pedagogical features frame a narrative packed with the most recent research. As ever, this textbook brings a greater emphasis on quantitative problem solving and skill building both in the text and now for the first time, in Achieve.

Ecology: The Economy of Nature includes important learning tools designed to help students understand the important concepts in each chapter and encourages:A learning-by-doing approach for understanding data and mastering quantitative skillsEcological literacy through engaging and relevant applicationsScientific discovery presented through a global lens