Almost All of the World's Biggest Cities Will Be in Asia and Africa by 2030

New York, Osaka, and Sao Paulo won't even make the top 10.

One of the great shifts underway in the next 30 years is the dramatic growth of cities is Africa and Asia. In a sense, it’s an opportunity for planners to ensure that these new urban areas serve their populations better than existing metropolis have (see putting poor populations in badly organized peripheral settlements)