Hare, Tony. <br/><br/>
The ozone layer / 
Tony Hare. 
 - New York :  Gloucester,  1990. 
 - 32 p. :  col. ill. 
 - Save our Earth .
<br/><br/> Studies the important role of atmospheric ozone in protecting the Earth and tells how man-made chemicals are causing worrisome holes in the polar ozone layers. 
<br/><br/><label>ISBN: </label>053117218X 
<br/><br/><label>LCCN: </label>89081606 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ozone layer.
<br/><br/><label>Dewey Class. No.: </label>363.7