'More or Less' is a BBC Radio 4 programme that investigates numbers in the news.
On Sunday 8 May, the programme included an exploration of some figures relating to projected climate refugees. Stephen Castles was invited to give his opinion.
Media coverage
8 May 2011
Radio 4's 'More or Less' programme interviews IMI Associate Director
'More or Less' is a BBC Radio 4 programme that investigates numbers in the news.
On Sunday 8 May, the programme included an exploration of some figures relating to projected climate refugees. Stephen Castles was invited to give his opinion.