Allegre, Claude J. <br/><br/>
Economiser la planete / 
Claude Allegre. 
 - [Paris] :  Fayard,  1990. 
 - 379 p. :  ill. 
 - Le Temps des sciences .
<br/><br/>Includes bibliographical references (p. 379-[380]). 
<br/><br/><label>ISBN: </label>221302460X : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental degradation.<br/>Conservation of natural resources.