"Contribution of electric utilities to national air pollutant emissions by fuel source, Canada, 2024",,,,,,,,,,,, ,,,,,,,,,,,, Fuel source,Sulphur oxides (percentage of national emissions),Sulphur oxides (emissions in kilotonnes),Nitrogen oxides (percentage of national emissions),Nitrogen oxides (emissions in kilotonnes),Carbon monoxide (percentage of national emissions),Carbon monoxide (emissions in kilotonnes),Fine particulate matter (percentage of national emissions),Fine particulate matter (emissions in kilotonnes),Volatile organic compounds (percentage of national emissions),Volatile organic compounds (emissions in kilotonnes),Ammonia (percentage of national emissions),Ammonia (emissions in kilotonnes) Coal,18.9,103.1,3,36.4,0.1,4.8,0.1,0.6,<0.1,0.2,<0.1,<0.1 Natural gas,0.2,1.1,2.2,26.2,0.4,16.8,<0.1,0.3,0.1,1.2,<0.1,0.2 Landfill gas,<0.1,<0.1,<0.1,0.1,<0.1,0.4,<0.1,<0.1,n/a,n/a,n/a,n/a Diesel,<0.1,<0.1,0.9,11.1,0.1,2.8,<0.1,0.2,<0.1,0.1,n/a,n/a Other sources,0.8,4.3,0.6,7.2,0.1,5.7,<0.1,0.4,<0.1,0.2,<0.1,0.1 ,,,,,,,,,,,, "Note: n/a = not available. Excludes emissions from industries that generate electricity and heat as a supporting activity rather than as their primary purpose. ""Other"" fuel sources include waste material and other uncategorized sources of electricity generation.",,,,,,,,,,,, Source: Environment and Climate Change Canada (2026) Air Pollutant Emission Inventory (https://www.canada.ca/en/environment-climate-change/services/pollutants/air-emissions-inventory-overview.html).,,,,,,,,,,,, Available on the Environmental indicators website (www.canada.ca/environmental-indicators).,,,,,,,,,,,,