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Investigating the ozone hole /
by Johnson, Rebecca L.
Publication:
Minneapolis : Lerner Publications, 1993
. 112 p. :
, Includes index.
23 cm.
Date:1993
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Vanishing ozone : protecting earth from ultraviolet radiation /
by Pringle, Laurence P.
Publication:
New York : Morrow Junior Books, 1995
. 64 p. :
24 x 27 cm.
Date:1995
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Ultraviolet danger : holes in the ozone layer /
by Martins, John.
Publication:
New York : Rosen Pub. Group, 2007
. 64 p. :
25 cm.
Date:2007
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(1),
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