The ‘Really Big’ Could Trigger California’s Next Disaster, Scientists Warn

Geological clues reveal a hidden link between two major faults. An earthquake in Cascadia could set the San Andreas in motion soon after. When the tectonic subduction zone beneath the Pacific Northwest moves, it does so violently. A magnitude 9+ earthquake in this region would trigger powerful ground shaking, tsunamis and landslides, each adding to the situation. […]