McMichael, A. J. (Anthony J.) Planetary overload : global environmental change and the health of the human species / A.J. McMichael. - New Yoke: Cambridge University Press, 1993. - xvi, 352 p. : ill.; 24 cm. Includes index Includes bibliographical references. ISBN: 0521457599(pbk.) Subjects--Topical Terms: Environmental health.Environmental policy.