Penna, Anthony N. <br/><br/>
The human footprint :  a global environmental history / 
Anthony N. Penna. 
 - Malden, MA :  Wiley-Blackwell,  2010. 
 - xvi, 354 p. :  ill., maps ;  23 cm. 
<br/><br/>Includes bibliographical references (p. [306]-330) and index. 
<br/><br/><label>ISBN: </label>9781405187718 (pbk.)  RM122.34 9781405187725 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology--History.<br/>Ecology--History.<br/>Climatic changes--History.<br/>Natural history.