Environmental studies / earth as a living planet
Botkin, Daniel B
Environmental studies / earth as a living planet Daniel B.Botkin,Edward A.Keller - 2nd ed. - Columbus: Merrill Pub. Co. 1987 - xvi, 685 p., 16 p.of plates ill.; 24 cm.
Includes bibliographies and index
0675204623 RM101.88
Conservation of natural resources
Ecology
Pollution--Environmental aspects
Environmental studies / earth as a living planet Daniel B.Botkin,Edward A.Keller - 2nd ed. - Columbus: Merrill Pub. Co. 1987 - xvi, 685 p., 16 p.of plates ill.; 24 cm.
Includes bibliographies and index
0675204623 RM101.88
Conservation of natural resources
Ecology
Pollution--Environmental aspects