00377    a2200145   4500020001500000082001600015100002400031245003700055260004200092300001700134650001800151700002400169700002200193700001600215  a0134344847  a551.48bSCI  aPadilla, Michael J.  aEarth's Watersbscience explorer  aNew JerseybPrentice-Hallc2000g2000  a208p.c28cm.  aEARTH SCIENCE  aWellnitz, Thomas R.  aMiaoulis, Ioannis  aCyr, Martha