TY - BOOK AU - Matthew, Richard A., TI - Environmental security: approaches and issues SN - 9780415538992 (hardback : alk. paper);9780415539005 (pbk. : alk. paper);9780203108635 (ebk) U1 - 363.7/05610973 KW - Environmental policy;National security N1 - Includes bibliographical references and index ER -