Border control is the implementation of border controls on travel between Svalbard, which maintains a policy of free migration as a result of the Svalbard Treaty (Norwegian: Svalbard-traktaten; ) and the Schengen Area, which includes the rest of Norway. The Kingdom of Denmark also maintains a complex system of subnational countries with autonomous customs policies, since they aren’t within the European Union like the Danish mainland. These are Greenland () and the Faroe Islands (). These areas do not maintain strict immigration controls with the Schengen Area, but border controls are sporadically enforced for customs purposes. Other examples of effective internal border
Greenland Minerals Greenland Minerals Greenland Minerals Limited (), formerly Greenland Minerals and Energy Limited, is an Australian exploration company focusing on acquisition, exploration, and development of its license area over the northern ilimaussaq intrusive complex in Greenland. GGG currently aims at exploring of its flagship project, Kvanefjeld project, in Southern Greenland. The Kvanefjeld project is located near the southwest of Greenland consisting of multi-element deposit including rare-earth elements (REE), zinc, and uranium, within marginal phases of the ilimaussaq intrusive complex. As at February 2015, the project has defined a total resource of 673 Mt @ 10,900 ppm TREO, 248 ppm U3O8, 10,000