TY - BOOK AU - Wackernagel,Mathis AU - Rees,William E. TI - Our ecological footprint: reducing human impact on the earth SN - 9780865713123 AV - HC79 U1 - 710 20 PY - 1996/// CY - Philadelphia, Pa. PB - New Society KW - Sustainable development KW - Nature KW - Effect of human beings on KW - Human ecology KW - Economic development KW - Environmental aspects N1 - Includes bibliographical references ER -