Withgott, Jay. <br/><br/>
Essential environment :  the science behind the stories / 
Jay Withgott and Matthew Laposata. 
 - 4th ed. 
 - Upper Saddle River, NJ. :  Pearson,  c2012. 
 - xii, 418 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780321752901 (pbk.) 
<br/><br/><label>LCCN: </label>2011011755 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences.
<br/><br/><label>LC Class. No.: </label>GE105  / .B74 2012 
<br/><br/><label>Dewey Class. No.: </label>363.7  / WIT