Towards climate-based social security? “Let’s open the debate without waiting for the system to really be in difficulty”

Interview by Morgane Bertrand
Published on
During the Villaine flood in Brittany in January 2025. BRUNO COLLIOT/SIPA
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Interview: Cracked, flooded, and collapsed houses... Claims related to climate change are on the rise, and insurers are becoming increasingly expensive and discretionary to cover. The High Commission for Strategy and Planning offers solutions.
To support the French people facing the effects of climate change, who are seeing their homes repeatedly flooded or cracked due to clay shrinkage and swelling (CSG), will it one day be necessary to replace the current insurance system with a climate-related social security system, modeled on our social security system? This is one of the avenues explored by Mathilde Viennot, Alice Robinet, and Marine de Montaignac, three researchers from Franc…
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