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Venice's Future at Risk: Study Proposes Sea-Level Solutions

4/17/2026

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Summary

Story summary

Venice faces a threat from rising seas that could affect its canals and landmarks.
A University of Salento study outlines four strategies: movable barriers, ring dikes, a super levee, or relocation.
Relocation could cost up to $100 billion and may be needed after 4.5 meters of sea-level rise, projected after 2300.
Professor Robert Nicholls says no single strategy is optimal and early planning is crucial.

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Story summary

Venice faces a threat from rising seas that could affect its canals and landmarks.
A University of Salento study outlines four strategies: movable barriers, ring dikes, a super levee, or relocation.
Relocation could cost up to $100 billion and may be needed after 4.5 meters of sea-level rise, projected after 2300.
Professor Robert Nicholls says no single strategy is optimal and early planning is crucial.