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Study shows New York subways have a pollution problem

Study shows New York subways have a pollution problem elisfkc2 / Flickr / CC BY-SA 2.0 In the Big Apple, even mass transit can be a pollution risk. According to a study published Wednesday in the journal Environmental Health Perspectives, New York’s subways are the most polluted in the Northeast and one subterranean station has higher levels of particulate pollution than any other station in the world. The study, conducted by researchers from NYU Langone’s Department of Environmental Medicine with assistance from researchers in Connecticut and Alabama, measured particulate matter and carbon pollution during morning and evening rush hour in 71 stations across four metropolitan centers in the Northeast: Boston, Philadelphia, Washington, DC, and New York. The researchers measured pollution on station platforms, in the ambient environment outside the stations, and on trains while riding between stations.

Millions of U S subway riders and workers at risk for severe side effects from air pollution, study warns

Millions of U.S. subway riders and workers at risk for severe side effects from air pollution, study warns By Li Cohen February 10, 2021 / 11:50 PM / CBS News Millions of people in the northeast U.S. ride or work on subway systems every day. But while they re doing so, they are breathing in dangerously high levels of particles that may cause heart attacks, aggravate asthma or even lead to premature death, according to a study published Wednesday in the journal Environmental Health Perspectives.  Researchers from New York University analyzed the presence of PM2.5, airborne particles roughly 30 times smaller than a single hair from your head, in 71 subway stations. They focused on levels present during both morning and afternoon rush hours in New York City, Boston, Philadelphia and Washington, D.C., some of the country s largest public transportation systems, in 2019 with the exception of Philadelphia, where the data was gathered in 2015. 

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