Titlebook: Ecosystem Management; Selected Readings Fred B. Samson,Fritz L. Knopf Book 1996 Springer-Verlag New York, Inc. 1996 biodiversity.biology.ec

結(jié)合

生命

Identifying Extinction Threats: Global Analyses of the Distribution of Biodiversity and the Expansio. This loss of biodiversity, at the very time when the value of biotic resources is becoming widely recognized (Malone 1992), has made it strikingly clear that current strategies for conservation are failing dismally (Ehrlich 1992, Ehrlich and Wilson 1991).