The earth in transition :  patterns and processes of biotic impoverishment / 
edited by George M. Woodwell 
 - Cambridge :  Cambridge University Press,  1990 
 - 530 p. :  ill. ;  24 cm. 
<br/><br/> Based on contributions to a conference arranged by the Woods Hole Research Center Massachusetts, Oktober, 1986 
<br/><br/><label>ISBN: </label>0521391377 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology--Congresses<br/>Biotic communities--Congresses