Columbia subject headings:
Harvard subject headings:
Marine ecology--Beaufort Sea.
Oceanography--Beaufort Sea.
Offshore oil industry--Beaufort Sea.
Petroleum in submerged lands--Beaufort Sea.
Sea ice--Beaufort Sea.
Princeton subject headings:
Marine ecology--Beaufort Sea.
Oceanography--Beaufort Sea.
Petroleum in submerged lands--Beaufort Sea.
Sea ice--Beaufort Sea.