TY - GEN AU - Gore,Albert TI - Earth in the balance: ecology and the human spirit SN - 0395578213 (alk. paper) : AV - GE170 .G67 1992 U1 - 363.7 20 CY - Massachusetts KW - Environmental policy KW - Environmental protection KW - Human ecology N1 - Includes bibliographical references (p. [386]-393) and index ER -