Botkin, Daniel B. <br/><br/>
Environmental science :   Earth as a living planet/ 
Daniel B Botkin; Edward A Keller 
 - 627, [52] pages : color illustrations ; 28 cm 
<br/><br/> lncludes index 
<br/><br/><label>ISBN: </label>0471545481  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences -- Case studies.
<br/><br/><label>LC Class. No.: </label>GE105.BOT 2000