Air conditioning: “We know it’s not very eco-friendly, but we couldn’t see any other solution.”

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According to Ademe, in 2020, 25% of French households were equipped with an air conditioning system. Jérôme Chabanne / Han Lucas
They talked about it. Throughout 2025, La Croix chronicles the difficulty of debating environmental issues and agreeing on everyday solutions. A closer look at air conditioning, a device sometimes necessary to cool off during a heatwave but which contributes to rising temperatures in cities.
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I subscribeDuring the first heatwave of the summer, from the Alpes-Maritimes to Ille-et-Vilaine, from the Pyrénées-Atlantiques to Bas-Rhin, temperatures climbed and climbed every day, reaching unprecedented levels in some places. "My ferrets were literally dying," recalls Coline, 26, a project manager at a research chair. "When it started to get hot, I had to rush out and buy an air conditioner. I hadn't thought about it before, because the temperature in my apartment was still bearable."
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