Clay, Daniel C. <br/><br/>
Population and land degradation / 
Daniel C. Clay, Mark Guizlo, an d Sally Wallace 
 - Wisconsin :  University of Wisconsin,  1994 
 - 24 p. :  ill. ;  30 cm. 
 - The Environmental and natural Resources policy and Training Project series, August 1994 ;   no. 14 .
<br/><br/>Includes bibliographical references (p.19-24) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population<br/>Land degradation