Its action is being brought under the United Nations Convention on the Law of the Sea and the Ospar Convention on the Marine Environment.

BBC: Irish start legal action over Sellafield

According to the United Nations Convention on the Law of the Sea, countries are entitled to exclusive economic zones up to 200 miles from their shores.

CNN: Countries in tug-of-war over Arctic resources

Rick Santorum as the first 2012 presidential candidate to express strong public opposition to the ratification of the United Nations Convention on the Law of the Sea (better known as the Law of the Sea Treaty, or LOST).

CENTERFORSECURITYPOLICY: Center For Security Policy