Trapp, Clayton. <br/><br/>
Polluted air / 
Clayton Trapp. 
 - Chicago, Ill. :  Raintree,  2004. 
 - 48 p. :  col. ill. ;  26 cm. 
 - Green alert! .
<br/><br/> Includes bibliographical references (p. 47) and index. 
<br/><br/>Introduction -- Causes of air pollution -- Effects on plants and ecosystems -- Effects on animals and people -- Protection and conservation -- What happens next? 
<br/><br/><label>ISBN: </label>0739870114 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution--Juvenile literature.<br/>Air--Pollution.<br/>Pollution.