This collection of data was released to the general public via the National Geospatial-Intelligence Agency's (NGA) Open Data Portal on September 2, 2015. This collection was produced by the NGA's Office of GEOINT Sciences. Data layers in this collection cover a variety of themes, including: airfield locations, sea routes, search and rescue zones, transportation and navigational resources. These data were downloaded from the NGA Arctic Open Data Portal site (http://arctic.nga.opendata.arcgis.com/) on October 19, 2015. System requirements: Geographic Information Systems (GIS) software that reads ESRI shapefile format.