00816nam a2200277   4500001000800000005001700008007000400025008000400029010001700033020005200050020002200102020001500124040001900139050002100158082001500179100002000194245005800214250001200272260003700284300003400321440004600355504005100401650004400452650002400496650001800520345068820150603145507.0000000  a   92030356   a0393034283 (alk. paper) :c$21.95 ($27.99 Can.)  a0393309614 (pbk.)  a1853831484  aUOELcDLCdDLC00aTD345b.P67 199200a333.912201 aPostel, Sandra.10aLast oasis :bfacing water scarcity /cSandra Postel.  a1st ed.  aNew York :bW.W. Norton,cc1992.  a239 p. :bill., map ;c22 cm. 4aThe Worldwatch environmental alert series  aIncludes bibliographical references and index. 0aWater-supply.xEnvironmental Technology 0aWater conservation. 0aWater rights.