Map Viewing Service (WMS) of the dataset: Water planning and management scheme (SAGE): State of play of the Humid Zones (HZ) studies
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Polygons representing the 10 SAGEs for Île-de-France and bearing in mind the status of wetland studies. Some may have a wider right-of-way than the region as these perimeters are, by definition, based on hydrographic and non-administrative units.
