The UN forecasts the number of people in Africa will double by 2050. Some fear the impact of a demographic explosion - but others say it could be a good news story. Show more
Discover 11,128,835 listings and 279,640 playable programmes from the BBC
The UN forecasts the number of people in Africa will double by 2050. Some fear the impact of a demographic explosion - but others say it could be a good news story. Show more