How Paris uses the Seine to cool thousands of buildings without AC
BY THE OPTIMIST DAILY EDITORIAL TEAM Every air conditioner does the same thing: pull heat from inside a building and dump it outside. On a hot day, millions of units doing that together push street…
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How Paris uses the Seine to cool thousands of buildings without AC
BY THE OPTIMIST DAILY EDITORIAL TEAM Every air conditioner does the same thing: pull heat from inside a building and dump it outside. On a h
Paris is using Seine water to cool buildings
Paris is using Seine water to cool buildings Diana Ionescu Sat, 07/11/2026 - 06:00 Primary Image Primary Image Caption Swimmers in the Seine

How Paris is using Seine River water in a district cooling network to reduce air conditioning reliance
City plans to triple system of underground pipes that distribute chilled river water, reducing need for individual cooling units
Europe's Infrastructure Struggles as Record Heat Wave Hits Paris and Beyond
Europe cannot cope with this heat.

How to keep your house cool without air conditioning during a heatwave
Experts say that relying heavily on AC might seem like a natural adaptation, but it comes with hidden costs

How to keep your house cool without air conditioning during a heatwave
Experts say that relying heavily on AC might seem like a natural adaptation, but it comes with hidden costs

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