I actually use Cambridge Bay as my middle ground for the Arctic. So everything west of Cambridge Bay is the western Arctic to me, and everything east is sort of the.... I haven't really, even in my mind, gotten it figured out as to what the eastern heart is, but Cambridge Bay is for our purposes east or west.
Evidence of meeting #73 for Fisheries and Oceans in the 41st Parliament, 1st session. (The original version is on Parliament’s site, as are the minutes.) The winning word was work.
A recording is available from Parliament.