00831cam a2200253 a 450000100090000000300040000900500170001300800410003001000170007102000150008804000180010305000180012108200140013910000280015324501230018125000120030426000550031630000460037150400510041765000230046865000260049170000300051770000300054712180345OSt20230621113143.0000921s2001    njuab    b    001 0 eng    a   00049152   a0130834106  aDLCcDLCdDLC00aHC21.C72 200100a333.72211 aCraig, James R.,d1940-10aResources of the earth :borigin, use, and environmental impact /cJames R. Craig, David J. Vaughan, Brian J. Skinner.  a3rd ed.  aUpper Saddle River, N.J. :bPrentice Hall,cc2001.  avii, 520 p. :bill. (some col.) ;c28 cm.  aIncludes bibliographical references and index. 0aNatural resources. 0aEnvironmental policy.1 aVaughan, David J.,d1946-1 aSkinner, Brian J.,d1928-