Will there be a billion climate refugees?
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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)
Will there be a billion climate refugees?