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      WISE EIONET spatial data setsEIONET spatial reference data sets for WISE (Water Information System for Europe). Includes spatial reference data on: 1) River basin districts and sub-units, 2) Surface and...
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      Urban waste water treatment by provinceThis table for the most significant results of the annual survey public treatment of urban waste water. The results are presented by province (Rhine, Meuse, Ems and Schelde) and...