TS.C.9.1 An additional 2.5 billion people are projected to live in urban areas by 2050, with up to 90% of this increase concentrated in the regions of Asia and Africa . By 2050, 64% and 60% of Asia's and Africa's population respectively will be urban. Growth is most pronounced in smaller and medium- sized urban settlements of up to one million people . 
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report