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Tim Harford explains the numbers and statistics in the news and in life.

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Floods in central Somalia

02/12/2023 GMT

Will there be a billion climate refugees?

BBC World Service - More or Less, Will there be a billion climate refugees?

We investigate if floods, droughts and storms will cause mass international migration

We investigate the idea that floods, droughts, storms and sea level rise will cause a mass migration of people across borders.

Former Vice President Al Gore has said that climate change is predicted to lead to a billion climate refugees. 
But where do these predictions come from and are they realistic? 
We investigate the idea that floods, droughts, storms and sea level rise will cause a mass migration of people across borders.

Reporter and Producer: Tom Colls
Sound Mix: James Beard
Editor: Richard Vadon

(Photo: Floods in central Somalia
Credit: Said Yusuf - WARSAME/EPA-EFE/REX/Shutterstock)

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