000 00674nam a2200205Ia 4500
003 OSt
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020 _a1878071769
040 _aKenya National Library Service
082 _a333.952816 POS
100 _aPostel, Sandra
245 0 _aLiquid assets :
_bthe critical need to safeguard freshwater ecosystems /
_cSandra Postel ; edited by Lisa Mastny.
260 _aWashington DC :
_bWorldwatch Institute,
_c2005
300 _a77 pages :
_bill., ;
_c22 cm.
490 _a. - (Worldwatch paper 170)
500 _aIncludes index
650 _aEcosystem management
942 _cBK
_2ddc
999 _c283018
_d283018