Service Interruption

The NSIDC Web site and data services are currently having intermittent problems and may be unavailable. We are working to restore these services as soon as possible and apologize for any inconvenience this may cause. Please contact NSIDC User Services for assistance.

GIS Data and Resources at NSIDC

Baltic Sea Region Watershed Subregions displayed in ArcMap. Data courtesy of UNEP/GRID-Ardenal.