living within the system of nature Kupchella, Charles E. creator Hyland, Margaret C. 1947- text Englewood Cliffs, N.J Prentice Hall c1993 3rd ed. monographic xvii, 579 p., [8] p. of plates : ill. (some col.), maps (some col.) ; 29 cm. Charles E. Kupchella, Margaret C. Hyland. Includes bibliographical references and index. Human ecology Power resources Pollution Conservation of natural resources Environmental policy GF41 .K86 1993 363.7 0132827409 92015627 UOEL 000 20150730092315.0 2976926