The Federal Aviation Administration attempted to reduce the incidence of CFIT by mandating in 1974 that aircraft operate with Ground Proximity Warning Systems (GPWS). But the systems had limitations.

There were up to 190 passengers and crew onboard flight EZY2251 when a siren alert sounded in the cockpit after the Ground Proximity Warning System was triggered, the Sun reported. The pilot ...

BEIRUT — It was the last minute of the flight, just before touchdown at Beirut’s international airport, when the Airbus 320’s ground proximity warning — the system that warns pilots if ...