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Counting Climate Migrants

Environmental problems will create 200 million migrants, warn some politicians and environmentalists. But migration experts say this is exaggerated.

Is it true that environmental problems will create 200 million migrants? Some politicians and environmentalists warn that this is the case.

But migration experts say that the numbers are exaggerated. Tim Harford and Hannah Barnes investigate.

Image: A woman tends her crops, Credit: AFP/Getty Images

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9 minutes

Last on

Mon 2 Sep 2013 02:50GMT

Broadcasts

  • Sat 31 Aug 2013 23:50GMT
  • Sun 1 Sep 2013 11:50GMT
  • Mon 2 Sep 2013 02:50GMT

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