Understanding Air Safety in the Jet Age/Pull Up! Pull Up!

What are euphemistically termed "controlled flight into terrain" accidents involve an airworthy aircraft hitting the ground, or water, or some other fixed object by accidental or intentional action of the pilot. Up to a quarter of all aircraft accidents involve a controlled flight into terrain. Safety systems have improved over the years but the remorseless toll of life continues. — Preceding unsigned comment added by QuiteUnusual (talkcontribs)