If an island state vanishes, is it still a nation?


New South Wales: CANCUN, Mexico - Encroaching seas in the far Pacific are raising the salt level in the wells of the Marshall Islands.

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Waves threaten to cut one sliver of an island in two. "It's getting worse," says Kaminaga Kaminaga, the tiny nation's Climate Change coordinator.

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The rising ocean raises questions, too: What happens if the 61,000 Marshallese must abandon their low-lying atolls? Would they still be a nation? With a U.N. seat? With control of their old fisheries and their undersea minerals? W...

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