Mumbai, etc.

http://ca.finance.yahoo.com/news/mumbais-tallest-sveltest-tower-confuse-wind-193000653.html

http://chicago.curbed.com/archives/2011/12/20/a-vision-of-future-supertall-and-megatall-skyscrapers-1.php

http://curbed.com/archives/2011/08/02/the-new-tallest-building-in-the-world-all-the-must-know-stats.php

http://ca.finance.yahoo.com/news/6-things-think-add-value-120000263.html