"Postal, Sandra" <br/><br/>
Altering the Earth's Chemistry 

 - Washington  Worldwatch Institute  1986 
 - 66p.- 
<br/><br/><label>ISBN: </label>916468720 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth science
<br/><br/><label>Dewey Class. No.: </label>550 POS