Giant the Wuhan Greenland Center designed by Adrian Smith + Gordon Gill Architecture is going to be the world’s 4th tallest building. It will reach a height of 1,988 feet with 119 floors. Sleek eco-tower is an elegantly tapered structure featuring softly rounded corners and a domed top designed to reduce wind resistance and vortex action that builds up around super tall towers. Besides reaching for the sky, the green tower aims to provide for China’s ever increasing population, all while reducing energy use and carbon emissions. You can check our other post about tallest buildings in the world.