Measures of environmental performance and ecosystem condition / 
Peter C. Schulze, editor ; National Academy of Engineering. 
 - Washington, D.C. :  National Academy Press,  1999. 
 - vi, 303 p. :  ill., maps ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0309054419  RM233.05 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental indicators.<br/>Environmental management--Evaluation.<br/>Environmental monitoring--Methodology.<br/>Nature--Effect of human beings on--Evaluation.