Natural Water Retention A Chance to link flood prevention with other - PowerPoint PPT Presentation

Natural Water Retention A Chance to link flood prevention with other societal benefits

Stroming mission • Developing nature and making attractive landscapes, accessible for people

Stroming: Method of working • Connection of societal aims with nature development • pleasant environment, • flood protection, • water quality/water framework directive • recreation • Connecting with economical drivers • mining of gravel, sand, clay, • housing, • water and energy production • Including intensive participation of stakeholders

Nature based solutions to decrease floods risks and droughts

Natural water Retention in low mountain areas

Restoration Vierlingsbeek • Stream Restoration • Water retention • Implementing Water Framework Directive • Fish migration • Remeandering

Steps towards a new design • Study historical development of the stream • Define best location and shape of stream bed • Study options for water storage • Define several alternatives • Stakeholder Process • Define definite plan by local authorities

Flood protection, nature development and gravel extraction along the Meuse • lowering of river banks (ca 5 – 7 m) by extracting gravel • extending space for the river • increasing hydromorphology • different water habitats: shallow, deep, fast, slow

Room for the River - Nijmegen Waal

Flood protection Nature development Recreation and city development Voorkeursvariant

Thank you for your attention Stroming Alphons van Winden, Els Otterman