Book News A comprehensive biographical reference profiling some 600 major figures in the historical development of ecological science as well as in the contemporary "green" movement. The volume also documents key organizations and agencies that have had an impact negative or beneficial on the environment in North America and around the world. Many entries include references for further reading, and 85 b&w illustrations enhance the profiles. Clear and nontechnical, for a general audience from about the secondary school level on. Annotation copyright Book News, Inc. Portland, Or.