What are the five key areas of Antarctic Treaty?

1. Freedom of scientific investigation. All scientific research conducted in Antarctica shall be freely available to scientists of all countries.

2. Peaceful use only. Antarctica shall be used for peaceful purposes only. Military activities, such as the testing of weapons, are prohibited.

3. Protection of the environment. Antarctica's unique and fragile environment shall be protected. This includes the protection of wildlife, plants, and the landscape.

4. Cooperation. Countries that are party to the Antarctic Treaty shall cooperate in all matters relating to Antarctica. This includes scientific research, environmental protection, and the regulation of human activity.

5. No territorial claims. No country can make territorial claims in Antarctica. This is to ensure that the continent remains free of conflict and is used for the benefit of all mankind.