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Heat Complaints Surge in Subways Amid Rising Temperatures

3/10/2026

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Summary

Story summary

A study published in Nature Cities finds rising outdoor temperatures correlate with more heat complaints in subway systems in London, New York, and Boston.
Researchers analyzed over 85,000 social media posts from 2008–2024, linking a 1°F rise to a 10% increase in Boston, 12% in New York, and 27% in London.
Experts urge cities to adopt cooling systems and drinking-water provisions to protect commuters as climate warms.

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Story summary

A study published in Nature Cities finds rising outdoor temperatures correlate with more heat complaints in subway systems in London, New York, and Boston.
Researchers analyzed over 85,000 social media posts from 2008–2024, linking a 1°F rise to a 10% increase in Boston, 12% in New York, and 27% in London.
Experts urge cities to adopt cooling systems and drinking-water provisions to protect commuters as climate warms.