Environment, Origins, and Population covers the natural environment of the continent to which Indian cultures adapted in prehistoric and historic times, natural resources utilized by these cultures, current knowledge of the earliest Indian occupation (before 9,000 B.C.), and the human biology of Indian and Eskimo populations, prehistoric, historic, and modern. There are 73 chapters written by 96 scholars from leading academic institutions and research firms. The volume is heavily referenced with a bibliography of 9,600 entries and a detailed index.