000			00745nam a2200205 a 4500
001			A30009 16068
003			dti
005			20170506185322.0
008			s1993 000 0 eng
020			_a0132854465
100	1		_aNebel, Bernard J.
245	1	0	_aEnvironmental science : _bthe way the world works / _cby Bernard J. Nebel, Richard T. Wright.
250			_a4th ed.
260			_aEnglewood Cliffs, N.J. : _bPrentice-Hall, _c1993.
300			_axxi, 630 p. : ill.
500			_aIncludes bibliographical references and index.
500			_aContents : What ecosystems are and how they work--Finding a balance between population, soil, water, and agriculture.
650		0	_aEnvironmental sciences.
700	1		_aWright, Richard T.
999			_c376775 _d376775