These are Africa’s fastest-growing cities – and they’ll make or break the continent (David Kilcullen, Robert Muggah, WEF)

The world is moving to the city. No part of the planet is urbanizing faster than sub-Saharan Africa. The continent’s population of roughly 1.1 billion is expected to double by 2050. More than 80% of that growth will occur in cities, especially slums.

https://www.weforum.org/agenda/2016/05/africa-biggest-cities-fragility