The environment  opposing viewpoints 
A.E. Sadler, book editor. 
 - San Diego, CA  Greenhaven Press  1996. 
 - 216 p. 
 - Opposing viewpoints series .
 - Opposing viewpoints series (Unnumbered) .
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>1565103971  20.96 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Enviromental degradation .<br/>Human ecology--United States.<br/>Sustainable development
<br/><br/><label>LC Class. No.: </label>GE140  / .E554 1996