The sky is the limitThe air transport market in the Middle East is undergoing a rapid transformation as passenger traffic begins to surge in the region, primarily because of the swift expansion of airlines such as Emirates, Etihad and Qatar Airways. Meanwhile, the Dubai, Abu Dhabi and Doha airports have launched massive expansion projects to match future traffic forecasts. They will have a combined capacity of 340 million passengers per year by 2020.Qatar Today puts the spotlight on Hamad International Airport, the latest entrant to the competition, to find out how it will affect other hubs in the region.