During the volcanic ash crisis more than 100,000 flights were grounded because individual countries made different decisions over whether or not to open up their airspace. A Single European Sky would put the skies under one regulatory body and act as a crisis management mechanism, which would eliminate confusion. It would also improve Europe’s competitiveness and environmental performance, said IATA. Europe’s Transport Council is set to meet on May 4 to discuss the issue of implementing a Single European Sky.Source: eTravelBlackboard; find article here>>.