title: Conservation crossroads: extinction or recovery? The U.S.A.'s Endangered Species Act at forty.
authors.affiliation: , Washington, DC, USA, jclark@defenders.org.
authors.forename: Jamie Rappaport
authors.initials: JR
authors.lastname: Clark
mesh_terms: D000818:Animals; D000835:Animals, Wild; D003247:Conservation of Natural Resources / Q000331:legislation & jurisprudence*; D056727:Endangered Species / Q000331:legislation & jurisprudence*; D053476:Extinction, Biological; D014481:United States