TY - BOOK AU - Steffen, Alex TI - World changing : a user's guide for the 21st century SN - 9780810930957 SN - 200602167 U1 - 333.7 STE PY - 2006/// CY - New York PB - Abrams KW - Environmentalism KW - Green movement KW - Sustainable development N1 - Includes bibliographical references (p. 538-546) and index ER -