Withgott, Jay. <br/><br/>
Essential environment :  the science behind the stories / 
by Jay Withgott & Scott Brennan 
 - 3rd ed. 
 - San Francisco  :  Pearson ,  c2009 
 - xvii, 400 p. :  ill. (some col.) ;  28 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780136045311 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences