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Electrifying Caltrain reduced riders' exposure to cancer-causing emissions by 89%, study finds.
A recent study shows that switching Caltrain from diesel to electric trains in the San Francisco Bay Area reduced riders' exposure to cancer-causing black carbon by 89%.
This change also decreased black carbon levels around the station, highlighting the significant environmental benefits of electrifying rail systems.
The study suggests that electrifying more U.S. rail systems could have substantial positive impacts on air quality and public health.
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La electrificación de Caltrain redujo la exposición de los pasajeros a las emisiones causantes de cáncer en un 89%, según un estudio.