Wright, Richard T. <br/><br/>
Environmental science :  toward a sustainable future / 
Richard T. Wright and Dorothy O. Boorse 
 - 12th ed. 
 - Boston :  Pearson,  2014 
 - various pagings :  illustrations (chiefly color), maps (chiefly color) ;  27 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780321811530 0321811534 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences--Textbooks