ການພະຍາກອນຄຸນນະພາບອາກາດ
ຂໍ້ມູນຄຸນນະພາບອາກາດສະໜອງໃຫ້ໂດຍ: the South Air Korea Environment Corporation (대기오염실시간공개시스템) (airkorea.or.kr)
Note that the measurements for SO2 (sulfur dioxide) and CO (carbon monoxide) are taken from the station: Hoedong-dong, Busan