Noise

Loud Cities, Quiet Streets

Urban noise pollution comes overwhelmingly from cars, not cities themselves—and we already know how to design quieter, healthier streets.

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Cycling for Environmental Health: Air Quality, Noise, and Population-Level Benefits

How shifting everyday trips from cars to bikes cuts air pollution, reduces harmful noise, and delivers outsized population-level health benefits.

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Sleep, Quiet, and Recovery: How Bikes Give Our Nervous Systems a Break

How traffic noise disrupts sleep, circadian rhythms, and stress recovery—and how cycling and quiet transit can help restore nightly recovery.

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