Fragmentation of authority (37 ECAC States)
High demand (26,000 + movements/day)
Continuous increase in traffic demand (4-5 % per annum)
Core area of intense activity (68 % of flights cross 9% of the airspace)
High percentage of short-haul flights (60 % fly less than 400 NM)
High ratio of climbing / descending traffic (65 % of time below FL 300)
For an estimate of traffic congestion by 2020
Congestion by 2020
