How to Keep Subways and Trains Cool in an Ever Hotter World

WIRED — Business (Latest)Wednesday, October 29, 2025 at 5:25:01 PM
How to Keep Subways and Trains Cool in an Ever Hotter World
As global temperatures rise, the comfort of subway and train systems is increasingly at risk, prompting discussions on innovative solutions. Ideas range from cooling tunnels filled with water to painting trains to reflect sunlight, but experts agree there is no one-size-fits-all solution. This issue is crucial as it affects daily commuters and the overall efficiency of public transportation systems.
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