Before They Vanish, Saving Nature's Populations — and Ourselves, Johns Hopkins University Press, Paul R. Ehrlich,Endangered species and extinction of species,Conservation of wildlife and habitats, Population extinction, population losses, annihilation of nature, conservation, extinction, abundance decline, species extinction, wildlife loss, collapse of civilization, environmental services.,, , United States, en-UShttps://www.press.jhu.eduPopulation extinction, population losses, annihilation of nature, conservation, extinction, abundance decline, species extinction, wildlife loss, collapse of civilization, environmental services., [BLURB],[CITY],,books, ebooks, biblet, Book2look