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Since its start in 2000, ISARM has launched a number of global and regional initiatives. More than 200 transboundary aquifers have been identified. Inventories undertaken in the Americas, Asia, Africa, South-Eastern Europe, Central Asia and Caucasus, and Middle East have been already published separately. This Atlas presents a compilation of available data.
MAP of TBAs prepared by IGRAC (version 2012 presented at the World Water Forum in Marseille)