Tectonic Plates Risk Assessment Seismic Activity Aftershocks Volcanic Activity Tsunami Risks Historical Earthquakes Tectonic Activity Plate Tectonics Volcanology Seismic Swarms Turkey Santorini Geological Phenomena Ring of Fire Fault Lines Foreshocks Tsunami Warnings Magnitude Japan Megaquakes Nankai Trough Tsunami Risk Aftershock Risk Tsunami Formation
New research shows a magnitude 8+ earthquake could drop Pacific Northwest coastlines by over six feet, doubling flood risks for thousands within minutes.