Cover; Half Title; Title Page; Copyright Page; Contents; INTRODUCTION TO THE TRANSACTION EDITION; PREFACE TO THE SECOND EDITION; PREFACE TO THE FIRST EDITION; 1 INTRODUCTION; 2 SETTLING THE HEMISPHERE; 3 CULTURAL DEVELOPMENT IN NUCLEAR AMERICA AND THE INTERMEDIATE AREA; 4 ADAPTATION TO PERMISSIVE ENVIRONMENTS: THE FORESTS, THE DESERTS, AND THE PLAINS; 5 ENVIRONMENTAL LIMITATION ON CULTURAL COMPLEXITY: THE PACIFIC COASTS, THE MARGINALS, AND THE ARCTIC; 6 PROBLEMS AND SPECULATIONS; SELECTED REFERENCES; SOURCES OF ILLUSTRATIONS; CREDITS-INTRODUCTION; INDEX