Sawyer, Ava, <br/><br/>
HUMANS AND EARTH'S ATMOSPHERE :   What's in the air? / 
Ava Sawyer.  
 - 32 pages :  colour illustrations ;  22 cm. 
 - Fact finders. Humans and our planet  .
 - Fact finders.  Humans and our planet.  .
<br/><br/>Includes bibliographical references and index.  
<br/><br/><label>ISBN: </label>9781474743754  RM48.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution--Juvenile literature. <br/>Greenhouse effect, Atmospheric--Juvenile literature. <br/>Human ecology--Juvenile literature. <br/>Nature--Effect of human beings on--Juvenile literature. 
<br/><br/><label>Dewey Class. No.: </label>363.7392