The Work of Nature

The lavish array of organisms known as "biodiversity" is an intricately linked web that makes the earth a uniquely habitable planet. Yet pressures from human activities are destroying biodiversity at an unprecedented rate. How many species can be lost before the ecological systems that nurture life begin to break down? In The Work of Nature , noted science writer Yvonne Baskin examines the threats posed to humans by the loss of biodiversity.