Columbia subject headings:
Antarctic Treaty Protocols, etc.
Antarctica--Research--Government policy--United States.
Environmental law--Antarctica.
Natural resources--Law and legislation--Antarctica.
Harvard subject headings:
Antarctic Treaty Protocols, etc.,
Antarctica--Research--Government policy--United States.
Environmental law--Antarctica
Natural resources--Law and legislation--Antarctica.
Princeton subject headings:
Antarctic Treaty Protocols, etc.
Antarctica--Research--Government Policy--United States.
Environmental law--Antarctica.
Natural resources--Law and legislation--Antarctica.