000			00386 a2200133 4500
999			_c122906 _d122906
020			_a9781449632342(pb)
082			_a333.7 WAL/Ear
100			_aWalther, John V.
245			_aEarth's natural resources
260			_aBurlington: _bJones and Bartlett Learning; _c2014
300			_axxii, 428 p. _c25 cm.
500			_aIncludes appendix, glossary and index.
650			_aNatural resources