Question: David Buchan, was a Scottish naval officer and Arctic explorer, the Arctic consists of the Arctic Ocean, adjacent seas, and parts of which U.S. state, Northern Canada, Finland, Greenland (Denmark), Iceland, Norway, Russia and Sweden?
Sentence (from "Arctic ecology"): The Arctic consists of taiga (or boreal forest) and tundra biomes, which also dominate very high elevations, even in the tropics.
Relevant evidence: No