Data Studies

The Research & Thought Leadership division of the CTBUH performs objective research at all scales and distributes findings in the form of data studies that highlight critical issues facing tall buildings and future cities.

Latest Study

16 September 2014 | CTBUH Journal, 2014 Issue III

Green Walls in High-Rise Buildings

The latest CTBUH technical guide, Green Walls in High-Rise Buildings, provides a thorough investigation of the methods used around the world for implementation of vertical vegetati...

11 June 2014 | CTBUH Journal, 2014 Issue II

Highest Helipads

In this installment of Tall Buildings in Numbers, CTBUH considers how helipads are used on skyscrapers, and which are the highest in the world. The results were somewhat surprising...

31 December 2013 | CTBUH Journal, 2014 Issue I

Year in Review: Tall Trends of 2013

By all appearances, the small increase in the total number of tall-building completions from 2012 into 2013 is indicative of a return to the prevalent trend of increasing completio...

14 November 2013 | CTBUH Journal, 2013 Issue IV

The Middle East: 20 Years of Building Skyscrapers

Twenty years ago, the Middle East contained only one skyscraper over 150 meters in height. It is now estimated that by the end of 2015 the region will have 289 buildings in this ca...

10 October 2013 | CTBUH Journal, 2013 Issue III

Vanity Height: the Use-less Space in Today’s Tallest

CTBUH has investigated the increasing trend towards extreme spires and other extensions of supertall (300-meter-plus) buildings that do not enclose usable space, and created a new...

1 June 2013 | CTBUH Journal, 2013 Issue II

The Past, Present and Future of the European Skyscraper

There are currently 109 skyscrapers over 150 meters in Europe. This number is set to jump to 161 by the end of 2015, meaning that there are more than 50 projects in advanced stages...