abstract:Megatsunami is an informal term to describe a tsunami that has initial wave heights that are much larger than normal tsunamis. Unlike usual tsunamiswhich originate from tectonic activity and the raising or lowering of the sea floorknown megatsunamis have originated from a large scale landslide, collision, or volcanic eruption event.
The New York Times had a marvelous feature this morning on how Japanese officials failed to plan for the mega-earthquake and tsunami that overwhelmed the aging Fukushima Daiichi nuclear plant.