Commander Islands

http://en.wikipedia.org/wiki/Commander_Islands

A group of treeless Russian islands east of the Kamchatka. Medny Island is the largest. There is some sparse population, and at least a hint of contested areas.

Potential:

It's cold, but there is a lot of space, for those who want to try.

Marks:

Inhabited
Subarctic
Water source (source mentions river valleys)