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Study found highly elevated PM2.5 in pre-COVID-19 subway air in NE US; NYC the worst

Green Car Congress

FEBRUARY 11, 2021

concentrations and particle composition from area samples collected in the subways of Philadelphia, Pennsylvania; Boston, Massachusetts; New York City, New York/New Jersey (NYC/NJ); and Washington, District of Columbia. A team led by NYU Grossman School of Medicine researchers measured real-time and gravimetric PM 2.5

New York 418
New York Philadelphia New Jersey New York City 418
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Detroit Diesel to pay $28.5M to settle MY 2010 diesel emissions complaint from EPA and DOJ

Green Car Congress

OCTOBER 7, 2016

million on projects to reduce nitrogen oxide and other pollutants, including replacing high-polluting diesel school buses and locomotive engines with models that meet current emissions standards. The school bus and locomotive replacement projects in the settlement will reduce ambient air levels of NO x and other pollutants.

Detroit 218
Detroit 2010 Diesel EPA 218
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