ການພະຍາກອນຄຸນນະພາບອາກາດ
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ຂໍ້ມູນຄຸນນະພາບອາກາດສະໜອງໃຫ້ໂດຍ: the Massachusett Office of Energy and Environmental Affair (mass.gov) and Air Now - US EPA (airnow.gov)
Note that the measurement for PM10 (respirable particulate matter) are taken from the station: Boston Roxbury and the measurements for NO2 (nitrogen dioxide), SO2 (sulfur dioxide) and CO (carbon monoxide) are taken from the station: Lynn Water Treatment Plant