Environment new challenges / 
editors Arvind Kumar, Preeti 
 - New Delhi :  Daya Publishing House,  2008 
 - 467 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>9788170355199 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adaptation (Biology)<br/>Ecology<br/>Environment protection<br/>Environment awareness