The regional ecological network was created by a design office in 2009 for the Centre-Val de Loire region with the support of a steering group extended to representatives (State, naturalist experts, associations,...). The analysis was carried out through a GIS analysis conducted from the Corine Land Cover 2006 database. The refunds have a level of accuracy of about 1/100,000.
This dataset contains the biodiversity reservoirs (nodal zones) that were defined in this study.
[Metadata sheet](http://www.geo-centre.fr/geonetwork/apps/search/?uuid=a281778f-0d5d-41a4-af27-a66eeb4bf278)
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