Greater Shanghai could in theory contain more than 170 million inhabitants by 2020.
The urbanization is going on. By 2030, two-third of the population will live in megacities or even gigacities.
Most of these urban areas will be located in the developed countries of Northern America (82 % of total population), Latin America and the Caribbean (80 %) as well as Europe (73 %). While vast parts of Africa and Asia are still mostly rural, their cities are among the fastest growing in the world. Read More