• Rain Gardens

    Small-scale depressions used for storage and infiltration, typically at a property-level and close to buildings (e.g. to infiltrate roof drainage at a property level).
  • Rainwater Harvesting

    Collecting and storing rainwater for subsequent use ヨ for example, using water butts or larger storage tanks. - Based on Stella definitions, adapted by NWRM project experts and validated by the European Commission
  • Re-meandering

    In the past, rivers have been straightened by cutting off meanders (historically, many rivers in northern and western Europe have been straightened and channelized to facilitate log floating and/or speed up the drainage
  • Reconnection

    From the perspective of natural water retention measures (NWRM), reconnection is the process of improving hydrological connection in the landscape, both through linking water bodies and through improving the connectivity
  • Resource cost

    The cost linked the economic or relative scarcity of water once it is used.
  • Restoration

    Restoration is a management action or set of actions with the aim of restoring natural hydrologic functioning ᅠin the landscape.
  • Retention Ponds

    Ponds or pools with additional storage capacity to attenuate surface runoff during rainfall events.ᅠ Retention time of runoff can provide the capacity to remove pollutants through sedimentation and opportunity for biolog
  • Revitalisation of flowing waters

    In the past, rivers flows have been modified through channelisation, embankments or modification of river beds.
  • Riparian buffers

    Planting and maintaining tree cover in near-stream areas can have multiple benefits including erosion and nutrient leaching control.
  • Riparian zone

    1) Terrestrial areas where the vegetation complex and microclimate are products of the combined pressure and influence of perennial and/or intermittent water... and soils that exhibit some wetness characteristics.
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  • River restoration

    River restoration is the set of actions that reinstate natural hydrological and geomorphic processes and reconnect a river with its floodplain and groundwater so ecosystems can self-organise.

  • Riverbed (alluvial mattress)

    The reconstitution of the alluvial mattress consists in leveling-up the river bed and/or reactivating the bank erosion in order to stop the incision of the river bed.