Landslide-generated tsunamis pose a serious risk to coastal communities, particularly within narrow fjords where tall cliffs ...

That displaced a massive volume of water, so a towering wave traveled across the narrow fjord, which is about 1.5 miles wide. The tsunami waves — some at least as tall as the Statue of Liberty ...

The short answer: A mega-tsunami created waves that sloshed back and forth in a fjord in Greenland, creating vibrations that ...