Ideal for librarians, instructors, and students, this superior, one-stop reference guide makes finding answers to natural history questions or doing research a breeze. More than just an answer book on natural history, this unique guide provides understanding into the history of science itself. Readers get rare insight into the beginnings of a scientific event, how it evolved, and who were some of the key scientists along the way. Recent scientific controversies also are included. Covering the history of earth and its living creatures, this special reference contains 30 chapters on topics in geology, oceanography, climatology, meteorology, biology, paleontology, and anthropology.