Staff in the in the Air Monitoring & Reporting Section of the Ontario Ministry of the Environment (MOE);. [...] Two of the Regional Offices of the Operations Division of the MOE; the one responsible for the Clarkson Airshed Study and the one responsible for the Hamilton Road Dust Study;. [...] Ministry of the Environment’s Role in Air Monitoring A Environmental Monitoring & Reporting Branch (EMRB) Air Monitoring & Reporting Section The Air Monitoring & Reporting Section of the Environmental Monitoring & Reporting Branch (EMRB) of the Ontario Ministry of the Environment (MOE) is responsible for air quality monitoring directed at the regional scale. [...] The AQI is a single indicator of air quality that is used to communicate the quality of the air to the public. [...] Page 10 To date, monitoring for the AQHI is being done from the same locations and with the same air monitoring equipment that is used for the AQI in the GTA and the NCR.