Uploaded July 2026 | Updated September 2026, 2 weeks ago

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The NYC subway gets dangerously hot every summer, but why? And more importantly, what can actually fix it?

In this episode of NYC Innovates, we explore the 100-year engineering history of keeping the system cool, dive into a secret DIY sensor network tracking real heat data, and uncover the cutting-edge geothermal technology the MTA is testing right now.

0:00 - The hottest subway in America
1:08 - Meet Jack Klein: The grad student tracking subway heat
3:32 - 100 Years of failed cooling solutions
4:52 - Why platform cooling is so much harder
6:27 - The 85-degree goal
8:31 - What's being done right now

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