Final answer:
The Arctic coastlines of Alaska and Canada have cold climate and tundra vegetation.
Step-by-step explanation:
The Arctic coastlines of Alaska and Canada have cold climate and tundra vegetation. The region has a Type E (polar) climate, which can be found north of the taiga along the coast of the Arctic Sea. The tundra is the main physical landscape in this area, characterized by low temperatures, short growing seasons, and little annual variation in precipitation.