Australia has increased its share of the seabed by 2.5 million sq km, after the UN agreed an extension. 

Its continental shelf will be extended by five times the size of France, giving it rights to explore new areas for oil and gas.
Australia had worked for 15 years on the claim. Some of the new areas lie beside Antarctic territories, but the resources minister said there would be no exploration of Antarctic waters.
[...]
Australia's continental shelf is being extended beyond the 200 nautical mile limit, in parts of the west, south and east, and also beside the Antarctic territories of Macquarie and Heard islands.
The claim was made under the UN Convention on the Law of the Sea.


Its continental shelf will be extended by five times the size of France, giving it rights to explore new areas for oil and gas.Australia had worked for 15 years on the claim. Some of the new areas lie beside Antarctic territories, but the resources minister said there would be no exploration of Antarctic waters.
[...]
Australia's continental shelf is being extended beyond the 200 nautical mile limit, in parts of the west, south and east, and also beside the Antarctic territories of Macquarie and Heard islands.
The claim was made under the UN Convention on the Law of the Sea.