The Conversation

Delta cities, wealthy or not, face rising risk from sinking land

Author: The Conversation USA

Levees in New Orleans were unable to prevent flooding during Hurricane Katrina in 2005.Jocelyn Augustino/FEMA

Coastal deltas are becoming more at risk of flooding due to land subsidence, or the gradual sinking of the Earth’s surface, and sea-level rise.

Conventional protective infrastructure, such as levees, may reduce current risk but it...

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