ການພະຍາກອນຄຸນນະພາບອາກາດ
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ຂໍ້ມູນຄຸນນະພາບອາກາດສະໜອງໃຫ້ໂດຍ: the Alberta Environment and Sustainable Resource Development - Air Quality monitoring (alberta.ca)
Note that the measurement for CO (carbon monoxide) are taken from the station: Stony Mountain, Alberta