Case Studies
OPTAIN : Petite Glâne River Basin [Switzerland]
The case study area “Petite Glâne” belongs to the Broye catchment in the southwestern part of the Swiss Plateau.
OPTAIN : Schwarzer Schöps [Germany]
The Schwarzer Schöps case study is located in the East of Germany.
OPTAIN : Tetves [Hungary]
The study site is the sub catchment of Tetves, is considered a priority area in terms of water protection. The size of the study site is 68 km2.
OPTAIN : Upper Zglowiaczka River Basin [Poland]
The case study is located in the north central Poland, in Kuyavian-Pomeranian province. The catchment area is about 150 km2.
OPTAIN : Wimbe River Basin [Belgium]
The Wimbe basin is about 112 km2 in size and is classified as a continental bioregion. The basin consists of the water bodies LE8-10.
OPTAIN: Dotnuvélè River Basin [Lithuania]
Dotnuvėlė river basin covers 192.7 km2. Four reservoirs are situated in the area: near Mantviliškis, Akademija, Dotnuva and near Kėdainiai.
OPTAIN: Sävjaan river catchment [Sweden]
Sävjaån catchment is a lowland mixed land use catchment characteristic of central Sweden.
Permaculture water-retention project near Travo, Province of Piacenza, Italy
On a 1.2 ha hillside near Travo (Piacenza), a privately funded permaculture retrofit in 2024 installed a contour-based water retention system to re
Positive long-term effect of mulching on a nutrient-poor mountain meadow, Czechia
This case study reports a 13-year management experiment on an oligotrophic mountain meadow in Šumava National Park, Czech Republic.
Reconstruction of the hedgerow on the Léguer basin
The Léguer River catchment is one of the most hedged areas in Brittany, but has suffered a decline in its hedgerow mesh as a result of agricultural
Regenerative Agriculture Practices in Upper Thames, United Kingdom
Sponge Scapes case study UK 07
Regenerative agriculture aims to improve the sponge function of the soil.
Regenerative forestry in the Ambrosia Forest, France
Ambrosia Forest in Villars-sur-Var is a Terre de Liens farm converting 3.7 ha of abandoned vineyard terraces into a regenerative fruit landscape.
Removal of drainage ditches on wet meadow on Coat Carriou
Headwater wet meadow (Saint-Évarzec, Finistère) where two drainage ditches short-circuited a hillside spring and routed nitrate-rich flows directly
Restoration of a natural floodplain meadow in the Quintarets at Isle-Jourdain
Upstream of L’Isle-Jourdain (Gers), the Save’s active floodplain hosts a complex of wet meadows.
Restoration of the Black Marsh of Saint-Coulban
Since 1984, the Ille-et-Vilaine Hunting Federation has been restoring a 550-ha peat marsh heavily drained and cropped in the 20th century.
Restoration of the Sumava peatbog, Czech Republic
Soumarský Most (Šumava NP) is a raised bog once almost destroyed by industrial peat mining.
Restoration of Wetlands in the Western Lowland Area of the Dümmer Lake, Germany
This project combined several natural water retention measures: restoration of meadows and pastures, reduced tillage, reduced stocking density, and
Restructuring the effluent web in Italy
The case study lies in the draining basin of the Venice Lagoon, an intensively farmed area crossed by a dense network of drainage channels.
Revegetation of the Vernie Rouge ski slope in the Alps
In Saint-Léger-les-Mélèzes (Hautes-Alpes), a ski slope stripped by 2015 remodeling linked with works around the upstream Libouze snowmaking reservo
River basin management of the Ill, France
Along the Ill between Colmar and Strasbourg, a basin-wide programme combines classical flood protection (dykes, optimisation/automation of barrages
Subsoiling trials at Orup, Sweden
At Orup in Skåne, Sweden, SoilCare tested whether loosening a naturally compacted subsoil could improve rooting and yields.
Traditional terracing in Veneto, Italy
The initiative is aimed at the recovering and maintenance of a cultural and historical heritage with the promotion of new agricultural activities (
Tullstorpsån rural development project in Sweden
The Tullstorpsån Rural Development Project is a long-term, landowner-driven initiative implementing multiple Natural Water Retention Measures to im
Water retention spaces, reforestation and grazing management in southern Portugal
Water retention spaces, reforestation and grazing management in southern Portugal.