Inari Sami language etc., in recent years. Since 1992, Finland's Sami have had the right to interact with officials in their own language in areas where they have traditionally lived: Enontekiö, Utsjoki, Inari and the northern part of Sodankylä as official policy favors the conservation of the language. All announcements in Inari, which is the only officially quadrilingual municipality in Finland, must be made in Finnish, North Sami, Inari Sami and Skolt Sami. Only about 10% of the public servants in the area, however, can serve the Inari Saami-speaking population in Inari Saami, so Finnish is used by the remaining 90%. In 1986,
Arctic Cordillera regularly travel to it. More than one-fifth of Ellesmere Island is protected as Quttinirpaaq National Park (formerly Ellesmere Island National Park), which includes seven fjords and a variety of glaciers, as well as Lake Hazen, the world's largest lake north of the Arctic Circle. Barbeau Peak, the highest mountain in Nunavut () is located in the British Empire Range on Ellesmere Island. The most northern mountain range in the world, the Challenger Mountains, is located in the northwest region of the island. The northern lobe of the island is called Grant Land. In July 2007, a study noted the disappearance