Coastal Erosion Flooding Glacier Melting Coastal Flooding Ice Sheets Extreme Weather Events Habitat Loss Storm Surges Ocean Warming Antarctic Ice Sheets Global Warming Pacific Islands Coastal Communities Weather Patterns Flood Risks Ice Melt Glacial Melting Impact on Coastal Areas Impact on Communities Antarctic Ice Sheet Small Island Nations Coastal Vulnerability Global Migration Human Impact Polar Ice Sheets Pacific Region Pacific Ocean Geological Impact Historical Changes Impact on Archaeology Environmental Impact Glacier Melt Coastal Protection Urban Planning Tides Impact on Island Nations Data Accessibility Impacts Asia Pacific Hurricane Effects Geological Processes Global Issues Impact on Regions Impact on Infrastructure Maritime Boundaries Impact on Puerto Rico Impacts on Wildlife Groundwater Recharge Impact on Islands Geological Activity Impact on Humanity Natural Hazards Melting Ice Sheets Mediterranean Region Impacts on Coastal Areas Geological Changes Thermal Expansion Paleoclimatology Causes of Sea Level Rise Coastal Wetlands Coastal Cities Coastal Regions Melting Ice Italian Communities Venice Floating Farms West Antarctic Ice Sheet Coastal Areas Sand Dune Erosion Southeastern United States King Tides European Union Economic Impact Maine Sea Levels Storm Surge Water Pollution Wave-driven Flooding Methane Emissions Coastal Management Storms Mediterranean Sea Tidal Waters Seawall Damage Tree Removal Oceanography Ocean Heat Cherry Trees Ice Sheet Melting Urban Development Maldives Land Reclamation Fortress Islands Drought Adaptation Erosion Satellite Records Melting Process Global Impact Indigenous Communities Ocean Heat Content Island Communities
A magnitude-9 earthquake on the Cascadia Subduction Zone could cause land subsidence and, combined with sea-level rise, drastically expand floodplains, threatening communities and infrastructure.