Safer skies
When Alaska’s Mount Redoubt volcano rumbled to life this past spring, images of the plume of ash rising from it probably revived terrifying memories among 240 people who survived its last eruption in 1989.
They’d been passengers on KLM flight 867, a Boeing 747 bound for Anchorage. Ten hours after the volcano erupted, the plane flew through an ordinary-looking cloud. Except it wasn’t a cloud. It was ash from the Redoubt eruption.
The plane lost all communications, radar, electronic cockpit displays—and, within the span of one minute, all four engines. It plunged almost 15,000 feet before the crew managed to restart three of the … » More …