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State of the Planet

State of the Planet

Study Finds Subway Pollution Is Too High—With a Disproportionate Effect on Black and Hispanic Riders

State of the Planet
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Shams Azad, a postdoctoral researcher at Columbia Climate School , analyzed NYC subway air pollution.

He found average particulate matter (PM2.5) in the subway to be 10 times more polluted than the air above ground and seven to nine times higher than what the World Health Organization deems safe.

Black and Hispanic populations were found to have a disproportionate rate of exposure.

There are a few stations in the downtown and midtown area that are also highly polluted.

Black and Hispanic communities tend to live near those stations, but they still get exposed more.

I want to study the effects on subway workers, who spend a majority of their time in that environment.