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Transboundary Aquifers of the World - Groundwater Portal · PDF file aquifers, one or more of...

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    Special Edition for the 7 World Water Forum 2015

    Scale 1 : 50 000 000

    Scale 1 : 135 000 000

    Transboundary Aquifers of the World 180°120°E90°E60°E30°E0°30°W60°W90°W120°W150°W

    30°S

    60°N

    180° A B C D E F G H I J K L

    1

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    4

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    60°S

    30°N

    150°E

    Prepared by IGRAC Base mapsCountry bord e rs : ESRI W orld Country Ge ne ra lize d la ye r (April, 2014)Rive rs a nd la ke s : ESRI (2009) Map projectionRobins on proje ction, g e og ra phic coord ina te s ,s phe roid W GS84, long itud e of ce ntra l m e rid ia n 0º. © IGRAC, March 2015Re le a s e d und e r the Cre a tive Com m ons lice nce .Attribution Non-Com m e rcia l Sha re Alike .

    la ke s

    a quife r/g round wa te r bod y la be lAB12

    1 2

    3 4

    5

    Legend tra ns bound a ry a quife rs la ke s country bound a ry ice ca p tund ra s uba rctic hum id contine nta l hum id s ubtropica l m a rine m e d ite rra ne a n tropica l d ry tropica l we t s e m i-a rid a rid hig hla nd s

    Legend tra ns bound a ry a quife rs la ke s country bound a ry

    Legend Ocurrence and extent

    a quife r g round wa te r bod y ove rla pping a re a

    ") s m a ll a quife r !( s m a ll g round wa te r bod y

    TBAs type of delineation confirm e d bound a ry a pproxim a te bound a ry

    th

    Geographic elements country bound a ry d e ta ile d m a ps provid e d on ba ck

    Legend tra ns bound a ry a quife rs la ke s country bound a ry

    Scale 1 : 135 000 000 Scale 1 : 135 000 000

    rive rs

    This m a p is a bout tra ns bound a ry a quife rs of the world . It s howsthe s ta te of inform a tion pre s e ntly a va ila ble on the occurre ncea nd e xte nt of TBAs world -wid e . The m a p provid e s a g loba love rvie w of the s e im porta nt tra ns bound a ry wa te r re s ource sa nd inte nd s to e ncoura g e furthe r re s e a rch a nd a s s e s s m e ntthe re of. The m a p is ba s e d on the m os t re ce nt inve ntory re s ultsof m a ny a ctive working g roups a round the world ; d e ta ils on theproce d ure s for pre pa ring this m a p a re a va ila ble in the s e ction‘Ma p com pila tion a nd la be lling .’ Inve ntorie s a nd a s s e s s m e ntsof tra ns bound a ry a quife rs a cros s the world a nd inform a tione xcha ng e be twe e n s ta te s ove rlying the m a re re quis ite forinform e d tra ns bound a ry a quife r g ove rna nce . This m a p a im s tocontribute to ra is ing a wa re ne s s on the im porta nce of theg ove rna nce of tra ns bound a ry a quife rs a nd to build ing a m uchne e d e d g loba l knowle d g e ba s e . Since its e s ta blis hm e nt in 2003, IGRAC ha s be e n involve d inthe id e ntifica tion a nd a s s e s s m e nt of tra ns bound a ry a quife rswithin the fra m e works of the UNECE Tra ns bound a ry wa te rsa s s e s s m e nt, GEF Inte rna tiona l W a te rs (IW ) Foca l Are a a nd theInte rna tiona l Sha re d Aquife r Re s ource s Ma na g e m e nt (ISARM)initia tive le d by UNESCO -IHP a nd IAH.

    Any d e s ig na tion e m ploye d a nd the pre s e nta tion of m a te ria lthroug hout this publica tion d o not im ply the e xpre s s ion of a nyopinion wha ts oe ve r on the pa rt of IGRAC, UNESCO , W MO orthe Gove rnm e nt of the Ne the rla nd s conce rning the le g a l s ta tusof a ny country, te rritory, city or a re a , nor of its a uthoritie s a nds ove re ig nty on its te rritory a nd na tura l re s ource s , a ndd e line a tion of its frontie rs or bound a rie s . Furthe rm ore , theloca tion a nd bound a rie s of s e ve ra l tra ns bound a ry a quife rsha ve not ye t be e n confirm e d by re pre s e nta tive s of a ll countrie sinvolve d . In s uch ca s e s , a n e ffort wa s m a d e to ind ica te on them a p the corre s pond ing provis iona l s ta tus .

    The m is s ion of the Inte rna tiona l Ground wa te r Re s ource sAs s e s s m e nt Ce ntre (IGRAC) is to fa cilita te a nd prom ote g loba ls ha ring of inform a tion a nd knowle d g e re quire d for s us ta ina bleg round wa te r re s ource s d e ve lopm e nt a nd m a na g e m e nt. As a nind e pe nd e nt a nd non-profit ce ntre , IGRAC ope ra te s und e ra us pice s of Unite d Na tions Ed uca tiona l, Scie ntific a nd Cultura lO rg a niza tion (UNESCO ) a nd the W orld Me te orolog ica lO rg a nis a tion (W MO ). IGRAC is a n in-hous e pa rtne r ofUNESCO -IHE in De lft, the Ne the rla nd s , a nd re ce ive s fina ncia ls upport from the Gove rnm e nt of the Ne the rla nd s .

    ABOUT THIS MAP

    DISCLAIMER

    COLOPHON

    W orldMe te orolog ica lO rg a niza tion Gove rnm e nt of The Ne the rla nd s

    Tra ns bound a ry Aquife rs of the W orld a nd Popula tion Es tim a teTra ns bound a ry Aquif

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