Young, John E.    1963- <br/><br/>
Mining the earth /  
John E. Young ; Ed Ayres, editor. 
 - Washington, D.C. :    Worldwatch Institute,    c1992. 
 - 53 p. ;    22 cm. 
 - Worldwatch paper ;    109. .
<br/><br/>  "July 1992." 
<br/><br/>Includes bibliography : p. 46-53. 
<br/><br/><label>ISBN: </label>1878071114 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Mineral industries -- Environmental aspects.