The EU Directorate General Environment promotes the use of nature-based green infrastructure solutions (official website) and this is progressively included in a range of policies of which for water. A range of activities and related relevant information portals are also available on climate change (Climate Adapt), on biodiversity (BISE), on forest (FISE).
As detailed on DG Environment official webpage, "Natural Water Retention Measures (NWRM) support Green Infrastructure by contributing to integrated goals dealing with nature and biodiversity conservation and restoration, landscaping, etc."
via @Cours_deau " [Journée technique] MESURES NATURELLES RETENTION DES EAUX, 13 février à Paris: Retrouvez les présentations! https://bit.ly/39z47Lx Exemples en contextes agricole, forestier, urbain et nombreux bénéfices associés réduction déficit hydrique ,du risque inondation ,etc.