The ABC has obtained notes from a private briefing given by a senior Australian Defence Force official, outlining military opportunities in Antarctica.

It's the most detailed assessment of the southern continent to emerge from Defence.

Political reporter Jackson Gothe-Snape explains what this document tell us about how the Department of Defence views Antarctica, why Antarctica is becoming a hot spot for international affairs, and what the most pressing conflicts in Antarctica are today.

China, Russia and the US have already installed "dual-use" military technology.

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