Works to build Doha's new International Airport "Ndia" started officially; they would cover a 1700 hectare surface and in order to do it it was first necessary a large work of filling and cover of the Persian Gulf's waters, related to 40 per cent of the interested area. The total investment is worth USD 5,5bn; the first phase of the project, which would cost USD 2,5bn, will be completed by 2009, while...