Campaigners living near airports in the south say their lives could be made a living hell, if plans to modernise flightpaths are pushed through without consultation.
The aviation industry says there needs to be a major overhaul of the way our airspace is controlled.
The number of flights from UK airports is expected to grow by fifty percent by twenty-thirty - and Hampshire-based air traffic controllers say the current system can't cope.
Rachel Hepworth reports:
Rachel spoke to Jamie Hutchison, Director of NATS Swanwick, Murray barter from Residents Against Airport Noise in Ascot and Sally Pavey from CAGNE in Warnham near Gatwick