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17 Million Face High Flood Risk on U.S. Coasts

4/22/2026

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Summary

Story summary

A University of Alabama study finds more than 17 million people along U.S. Atlantic and Gulf coasts face high flood risk, especially in New York and New Orleans.
The report lists 4.75 million high-risk residents in New York and 99% of New Orleans’ population as vulnerable.
Socially vulnerable groups, including the elderly and poor, are among those most at risk.
Experts call for infrastructure upgrades and wetlands to mitigate flooding.

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Story summary

A University of Alabama study finds more than 17 million people along U.S. Atlantic and Gulf coasts face high flood risk, especially in New York and New Orleans.
The report lists 4.75 million high-risk residents in New York and 99% of New Orleans’ population as vulnerable.
Socially vulnerable groups, including the elderly and poor, are among those most at risk.
Experts call for infrastructure upgrades and wetlands to mitigate flooding.