Arctic Circle level, although in mountainous regions there is often no direct view of the true horizon. Only four million people live north of the Arctic Circle due to the severe climate; nonetheless, some areas have been settled for thousands of years by indigenous peoples, who today make up 10% of the region's population. Tens of thousands of years ago, waves of people migrated from eastern Siberia across the Bering Strait into North America to settle. The largest communities north of the Arctic Circle are situated in Russia, Norway and Sweden: Murmansk (population 307,257), Norilsk (175,365), Tromsø (71,295), Vorkuta (59,231) and Kiruna
Arctic Circle (organization) Ólafur. Other honorary board members include Prince Albert II of Monaco, Premier of Quebec Philippe Couillard Russian polar explorer Artur Chilingarov, former Greenland Prime Minister Kuupik Kleist, and U.S. Senator Lisa Murkowski of Alaska. The organization's advisory board is led by Alice Rogoff, former publisher of Alaska Dispatch, and is composed of business leaders, scientists, indigenous representatives, heads of environmental organizations and policymakers. Arctic Circle (organization) The Arctic Circle is an organization founded by former President of Iceland Ólafur Ragnar Grímsson, former Alaska Dispatch Publisher Alice Rogoff, former Premier of Greenland Kuupik Kleist and other partners. The organization's mission is