Argentina has taken a unique step to reinforce its territorial claim by doing what?

How many countries are now party to the Antarctic Treaty System?

CCAMLR was created primarily to manage what resource or issue?

Which country operates the most research stations in Antarctica?

In which year did the Antarctic Treaty come into force following ratification by the original signatories?

What is the status of territorial claims under the Antarctic Treaty?

Which region of Antarctica has experienced the fastest warming temperatures and the most rapid ice loss?

The Madrid Protocol bans all mineral resource activities in Antarctica until at least what year?

Which major emerging power has significantly increased its Antarctic presence in recent decades and now operates multiple research stations?

What makes the Antarctic Treaty System particularly unusual in international law?