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Water supply and sanitation in Germany - Wikipedia
National Water Strategy - Umweltbundesamt
BGR - Groundwater - Groundwater resources in Germany
Water Resource Management in Germany - Umweltbundesamt
Fresh water resources - ClimateChangePost
Profile of the German water sector published in English - DBVW
Is Germany facing water shortages? – DW – 01/27/2021 - dw.com