TY - GEN AU - Chiras,Daniel D. TI - Environmental Science: action for a sustainable future SN - 0805310312 U1 - 333.7 22 PY - 1991/// CY - Redwood city CA. PB - Benjamin/Cummings Publishing Company, Inc. KW - Environmental policy KW - Environmental protection N1 - Includes bibliographical references and index ER -