There are contradictory predictions about the fate of Dubai by 2100, i.e. uninhabitable or the center of the world. The temperature increase due to global warming can render life in the MENA region almost uninhabitable (http://edition.cnn.com/2015/10/27/world/persian-gulf-heat-climate-change/; http://www.kippreport.com/fcs/abu-dhabi-dubai-and-doha-uninhabitable-by-2100/; 

http://m.mic.com/articles/127458/scientists-say-climate-change-could-render-the-middle-east-almost-uninhabitable-by-2100#.wYEmPYmaU).

However, the population dynamics which is predicted to decrease in the Americas and Europe and to increase in the Asia and Africa. This will make Dubai to be the center of the world instead of London which is currently holds this status (http://gulfelitemag.com/dubai-set-become-centre-world-year-2100/; http://m.khaleejtimes.com/nation/general/dubai-to-be-centre-of-the-world-by-2100; http://m.arabianbusiness.com/dubai-set-become-the-centre-of-world-by-2100-gov-t-expert-predicts-581660.html).