Stephen Sackur speaks to the data scientist Stephen J Shaw, who says humanity faces a looming demographic crisis due to the consequences of falling birth rates. Show more
Discover 11,128,835 listings and 280,404 playable programmes from the BBC
Stephen Sackur speaks to the data scientist Stephen J Shaw, who says humanity faces a looming demographic crisis due to the consequences of falling birth rates. Show more
The BBC's international radio station
