Understanding environmental issues / 
edited by Steve Hinchliffe, Andrew Blowers and Joanna Freeland 
 - Chichester, UK:  John Wiley & Sons,  2003 
 - 179 p.:  ill.;  25 cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0470849983 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nature--Effect of human beings on<br/>Environmental sciences<br/>Extinction (Biology)