Case Studies
Fluvial and ecosystem restoration of the Arga-Aragon Rivers, Spain
The fluvial and ecosystem restoration of the Arga and Aragón River systems combines multiple measures to reconnect rivers with their floodplains an
Fortuna Restoration Project in the Danube Delta, Romania
The Danube Delta Biosphere Reserve Authority’s Fortuna Wetland Restoration Project reconnected the 2,115-ha agricultural polder “Fortuna” to the Da
Functional restoration of the valley of Saint Ruph-Glière-Eau Morte
Due to major developments over the past two centuries, the Eau Morte Valley (a tributary of Annecy Lake) has a hydrosedimentary dysfunction with in
Germasogeia riverbed artificial groundwater recharge in Cyprus
Germasogeia (Amathos) River crosses Yermasoyia municipality near Limassol.
Green Borders: Transboundary conservation activities in Romania and Bulgaria
LIFE-Nature “Green Borders” (LIFE07 NAT/RO/000681, 2009–2013), coordinated by WWF with Romanian and Bulgarian partners, aimed to secure Pygmy Cormo
Green roofs in Geneva, Switzerland
Located in Geneva, this case describes the long-running programme of green roofs at the University Hospitals of Geneva (HUG).
Green roofs in Vienna, Austria
Since 2003 the city of Vienna supports financially the implementation of green roofs with 8-25 € per m². The maximum subsidy can be 2200 €.
Habitat Reconstruction in the forests of the Körös Valley, Hungary
The fragments of floodplain forests (Fraxino - pannonicae -Ulmetum) along the River Körös were cut from the river by dykes during the river regulat
Holbina-Dunavat Restoration Project, Romania
In the Danube Delta Biosphere Reserve, the ARBDD pursued ecological restoration by reconnecting the former Holbina–Dunavăț fish-farm basins to surr
Holter-Hammrich Area - Flood Protection and Nature Conservation, Germany
The Holter-Hammrich project combined several natural water retention measures: floodplain restoration, meadow and pasture rehabilitation, and reduc
Horstergrub sediment management, Belgium
Upstream of ’s-Gravenvoeren (Voeren), the Horstergrub measure keeps muddy runoff in the valley with an earthen dyke/dams, and farmland was shifted
Hydrological restoration through drain removal, ditch infill, and reduced water abstraction in Aa dal Noord, Netherlands
Sponge Scapes case study NL 02
Hydrological restoration through drain removal, ditch infill, and reduced water abstraction in Chaamse Beken, Netherlands
Sponge Scapes case study NL 01
Improvement of the navigation conditions on the Danube between Calarasi and Braila, Romania
The project aims to secure year-round Danube Commission fairway depths of 2.5 m between Călărași and Brăila, including during low flows.
Increasing water retention through afforestation, landscaping and reducing the stream gradient in Xiropotamos River Basin, Greece
In the Xiropotamos River Basin, near the town of Naoussa in Central Macedonia, Greece, a set of natural water retention measures was implemented to
Infiltration trenches in Kungsbacka, Sweden
Flow-weighted sampling was performed at the inlet and outlet of one of the infiltration trenches beneath the parking lot of a supermarket in Kungsb
Jardin des Eaux (water garden) in Fourqueux, a water management system for the city centre
Fourqueux (≈4,000 inh.) requalified its centre with new housing and created the “Jardin des Eaux” to manage stormwater from ~1.7 ha.
Keyline Design for a Permaculture Farm in Cairo Montenotte, Italy
This project is a permaculture-based regenerative agroecological farm and agritourism initiative located in Cairo Montenotte, Italy.
Kylmäojankorpi forested wetland, Vantaa, Finland
The Kylmäojankorpi case study represents research work where water quality (dissolved oxygen, electrical conductivity, turbidity, and temperature)
Landscape revitalisation program in Slovakia
The national Landscape Revitalisation and Integrated River Basin Management Program (2010) aimed to curb ecosystem degradation and flood/drought ri
Leidsche Rijn sustainable urban development, Netherlands
Leidsche Rijn is no longer only “under development”: the VINEX new town has largely been delivered (c. 1997–2025; ~30,000 homes).
LIMNOTOP: Eco-remediation near Ormoz, Slovenia
The project applied an eco-remediation methodology at the Dobrava landfill (Municipality of Ormož, Slovenia) in the Pannonian lowlands.
Lippenbroek Regulated Tidal Exchange Scheme, Belgium
The Lippenbroek project, launched in 2006 in Hamme (Belgium) as part of the Sigma Plan, implements an innovative sponge measure that combines flood