Northwest Territories April 1, 1999, when the territory was subdivided to create Nunavut to the east, via the "Nunavut Act" and the "Nunavut Land Claims Agreement". While Nunavut is mostly Arctic tundra, the Northwest Territories has a slightly warmer climate and is both boreal forest (taiga), and tundra, and its most northern regions form part of the Canadian Arctic Archipelago. The Northwest Territories is bordered by Canada's two other territories, Nunavut to the east and Yukon to the west, and by the provinces of British Columbia, Alberta, and Saskatchewan to the south. The name is descriptive, adopted by the British government during
Whitehorse, Yukon The Supreme Court of Yukon has three resident judges and nine judges from NWT and Nunavut. The Court of Appeal, made up of justices from British Columbia, Yukon, NWT and Nunavut, sits in Whitehorse only one week of the year, so most appeals are heard in Vancouver, British Columbia. The Canadian Armed Forces is represented in Whitehorse by Canadian Forces Detachment Yukon located in downtown Whitehorse, Regional Cadet Support Unit (North) was at Boyle Barracks (until a re-organization in 2012 amalgamated the cadet support unit into Regional Cadet Support Unit (NW) based out of Winnipeg, Manitoba) and the Canadian Rangers