[5] The tower is oriented exactly along the east–west axis so that the eastern and western concrete cores shelter the floors from the harsh, desert sun and the climatic effects of the area.

[5] The Index is one of the first towers in the region to intelligently embrace its climatic surrounding environment within its fundamental design principles.

The tower's environmental strategy significantly lowers the requirement for air conditioning within the building and therefore substantially reduces the energy costs for its tenants.

During the height of the summer, without air conditioning, the tower's internal temperatures will not surpass 28 degrees Celsius.

[1] A double height sky lobby separates the offices and apartments with recreational facilities, such as a swimming pool and a gym.