20130830_R4 - mytranscriptbox
Tim Harford: So migration tends to be relatively local and small-scale. Now, I was fascinated by the way the UN justifies its claim that 200 million people will become climate refugees.
Hannah Barnes: It doesn't. The UN told me it "cannot comment in any way on the accuracy of a figure we did not produce".
Tim Harford: So they're happy to use the figure, just not to defend it. [Via Greenie Watch]