TY - BOOK AU - Steffen,Alex TI - Worldchanging: a user's guide for the 21st century SN - 0810930951 (hardcover) AV - HC79.E5 W676 2006 PY - 2006/// CY - New York PB - Abrams KW - Environmentalism KW - Sustainable development KW - Green movement N1 - Includes bibliographical references (p. 538-546) and index ER -