Withgott, Jay. <br/><br/>
Essential environment  the science behind the stories 
Jay Withgott, Matthew Laposata. 
 - 4th ed. 
 - Upper Saddle River, NJ.  Pearson  c2012. 
 - xii, 418 p.+ (various pages)  ill (mostly col.), photographs  28 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780321752901 0321752902 
<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