List of illustrations; Foreword HRH the Duke of Edinburgh; Preface; Preface to the paperback edition; 1. The context of the struggle; 2. The early years of environmental conservation; 3. Environmental conservation comes of age; 4. The growth of knowledge and the spread of ideas; 5. Organisation and resources of the movement; 6. Interactions; 7. Pioneers of conservation; 8. A critical appraisal of the movement to-day; 9. A forward view; Notes on sources; Acknowledgements; Index.