TY - BOOK AU - Rothkrug Paul AU - Olson Robert L TI - Mending the earth: a world for our grandchildren SN - 1556430914 AV - TD170 U1 - 363.7 PY - 1991/// CY - Berkeley, Calif. PB - North Atlantic Books KW - Environmental protection KW - Human ecology N1 - Includes bibliographical references and index ER -