Papua New Guinea: If this is really CO2-induced apocalypse, why are the people "fleeing" so very very slowly?

PM - [Alleged] Climate change refugees still waiting for help 28/07/2010

MARK COLVIN: The story of Papua New Guinea's sinking Carteret Islands has made headlines around the world.
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CHARLES TSIVI (translated): I saw the population was increasing, as well as that strong winds blow the waves onto the land and spoils the food gardens.
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LIAM FOX: A relocation process began a few years ago but so far only two families out of a population of 2,300 have moved to Bougainville. [So people aren't even "fleeing" fast enough to keep the local population from *increasing*? Over the last several years, have any families moved *to* the Carteret Islands?]

Ms Rakova says they need more land and more money.

URSULA RAKOVA: We plan to move, within the next three years, 83 families so we are looking at 830 people, and then within the next ten years at least move 1,700 people.

LIAM FOX: The Carteret Islanders have made headlines around the world over the last decade.

So many journalists have visited the islands that many locals are now sick and tired of having to accommodate them.