Global environment outlook 2000 / An Economic, Social and Environmental Perspective United Nations - London : Earthscan, c1990. - xxxiii, 398 p. : ill. (some col.) ; ISBN: 1853835870 (Hbk.) 1853835889 (Pbk.) Subjects--Topical Terms: Environmental impact analysis.Environmental protection.Environmental management.Environmental policy. LC Class. No.: TD194.6 / .G563 1990 Dewey Class. No.: 333.7