000			01571pam a2200397 a 4500
001			21335
003			VKV
005			20241218231522.0
008			930311s1993||||mnuab||j||||||001|0|eng||
010			_a 93015225
020			_a0822515741 : _c$23.95
040			_aDLC _cDLC _dDLC _dICrlF
050	0	0	_aTD887.C47 _bJ65 1993
082	0	0	_a551.5/112 _220
100	1		_aJohnson, Rebecca L. _915058
245	1	0	_aInvestigating the ozone hole / _cby Rebecca L. Johnson.
260			_aMinneapolis : _bLerner Publications, _cc1993.
300			_a112 p. : _bill. (some col.), col. maps ; _c23 cm.
500			_aIncludes index.
510	0		_aElem. School Library Collection.
510	0		_aWilson's Children.
510	0		_aWilson's Junior High School.
520			_aDiscusses the scientific studies of the ozone layer in the Earth's atmosphere, and the causes and effects of depletions of this layer.
521	0		_a6.9 _bFollett Library Resources.
521	2		_a5-8 _bFollett Library Resources.
521	2		_a7-9 _bBaker & Taylor.
650		0	_aChlorofluorocarbons _xEnvironmental aspects _vJuvenile literature. _97534
650		0	_aOzone layer depletion _vJuvenile literature. _915059
650		0	_aUltraviolet radiation _xEnvironmental aspects _vJuvenile literature. _915060
650		1	_aOzone layer depletion. _915061
650		1	_aOzone layer. _97537
650		7	_aOzone layer. _2sears. _97537
650		7	_aOzone _xEnvironmental aspects. _2sears. _915062
852			_923,95USD
942			_2ddc _cBK
999			_c7013 _d7013