CONTENTS 



Editor's Introduction, vii 

 /. The First Fifty Years 



ERNEST S. GRIFFITH: 



Main Lines of Thought and Action, 3 



SAMUEL T. DANA: Pionecrs and Principles, 24 



HENRY c. hart: The Changing Context of the Problems, 34 



SAMUEL p. hays: The Mythology of Conservation, 40 



//. Science, Technology, and Natural Resources 



THOMAS B . NOLAN : 



The Inexhaustible Resource of Technology, 49 



BYRON T. SHAw: Technology on the Land, 67 

 ROBERT c. cook: Malthus' Main Thesis Still Holds, 72 

 HARRY A. CURTIS: The Barrier of Cost, 79 



///. Resource Demands and Living Standards 



JOHN KENNETH GALBRAITH: 



How Much Should a Country Consume? 89 

 PHILIP M. hauser: The Crucial Value Problems, 100 



PAUL B . SEARS : 



Ethics, Aesthetics, and the Balance of Nature, 106 

 IV. Urban Growth and Natural Resources 



LUTHER GULICK : 



The City's Challenge in Resource Use, 115 



