Underwater exploration to be streamed online this summer
In Japan, nearly 20,000 people died in the 2011 Tohoku earthquake and tsunami. The tragic aftermath struck home in the Pacific Northwest, which faces a similar risk from the Cascadia subduction zone. But we often forget the silver lining. In Japan, there were nearly 200,000 people in the inundation zones, so 90 percent of the people effectively evacuated those areas before the tsunamis arrived.