000			00548nam a22001937a 4500
003			OSt
005			20230126080848.0
008			230126b |||||||| |||| 00| 0 eng d
020			_a9780309072540
040			_cx
050			_aGE 80 .G73 2001
110			_aNational Research Council
245			_aGrand challenges in enviromental sciences.
260			_aWashington: _bNational Academy Press, _c2001.
300			_ax,96p.
500			_aincludes bibliographical references.
650			_aEnviromental sciences.
942			_2lcc _cBK _mGE 80 .G73 2001 _n1
999			_c68 _d68