Walker, C. H.  1936- <br/><br/>
Our changing atmosphere / 
Colin Walker. 
 - 22 pages :  colour illustrations, map ;  26 cm. 
 - Science understandings. The environment Science understandings. Environment .
 - Walker, C. H.  1936-.  Environment.  (Colin Harold),  Science understandings. .
<br/><br/> Includes index.  For 10-12 year olds -- Education Services, Wellington, N.Z. 
<br/><br/> Looks at the causes and implications of ozone depletion, the greenhouse effect and global warming. Examines more closely human responsibility for changes in the atmosphere and action that can be taken to help the situation. Suggested level: primary, intermediate. 
<br/><br/><label>ISBN: </label>090892402X 9780908924028 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution--Juvenile literature<br/>Greenhouse effect, Atmospheric--Juvenile literature<br/>Ozone layer depletion--Juvenile literature<br/>Global warming--Juvenile literature<br/>Nature--Effect of human beings on--Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>428.6