From the article:
Yet that pressure will not necessarily find an outlet, says Michael Clemens of the Centre for Global Development, a think-tank. European voters are not keen even on current levels of immigration and will be still less enthused by a doubling or even a tripling of their immigrant populations. So there will be an enormous number of potential African migrants and not enough places for them in the West. They are highly likely to head for other African countries, for the Middle East and perhaps even for Asia. Countries such as China and South Korea have resisted mass immigration, but they badly need more young people. In short, says Mr Clemens, south-south migration is likely to grow a lot.
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