"Total carbon monoxide emissions by source, Canada, 1990 to 2024",,,,,,, ,,,,,,, Year,Off-road vehicles and mobile equipment (emissions in kilotonnes),"Transportation (road, rail, air and marine) (emissions in kilotonnes)",Oil and gas industry (emissions in kilotonnes),Ore and mineral industries (emissions in kilotonnes),Home firewood burning (emissions in kilotonnes),Other sources (emissions in kilotonnes),Total emissions (emissions in kilotonnes) 1990,3480.8,6105.5,334.5,368.4,915.7,1863.6,13068.5 1991,3307.7,5831.7,324.4,421.6,927.9,1900.5,12713.9 1992,3240.8,5912,339.3,458.2,983.1,1699.6,12633 1993,3130.2,5955.5,361.4,446.1,992.5,1898.8,12784.4 1994,3156.4,6043.5,398.9,437.6,970.6,1863.8,12870.8 1995,3717.1,5697,406.3,429.1,952.5,1906,13107.9 1996,3782,5520.4,418.8,417.7,977.5,1662.4,12778.9 1997,3979.3,5213,467.8,383.4,971.8,1427.7,12443 1998,4161.2,4935.6,485.9,375.4,781,1357.3,12096.4 1999,4341.9,4569.8,498.3,367.5,759.2,1312.2,11848.9 2000,4316.4,4441.6,441.9,390.3,772,1217,11579.3 2001,4410.8,4145,466,417.6,667.4,1081.4,11188.1 2002,4551.4,3840.2,499.5,493,646.7,945.5,10976.3 2003,4236.7,3569.8,529.1,523.1,612.2,990.9,10461.8 2004,4043.5,3258.7,501.1,498.2,653.5,717,9672 2005,3843.9,2796.7,492.7,503.7,675.8,685.6,8998.3 2006,3570.4,2546.8,502,512.8,665.1,486.5,8283.7 2007,2907.9,2332.7,521.6,532,783.8,409,7487 2008,2632.3,2157.4,538.4,546.6,785.3,402.1,7062.2 2009,2526.3,2037.3,522.9,512.5,795.8,388.5,6783.4 2010,2855.7,1892.7,517.5,537,706.8,345.9,6855.6 2011,2702.6,1460,526.8,560.2,753.6,330.6,6333.8 2012,2486.7,1369.8,527.8,552,717.1,352,6005.4 2013,2371.6,1358,557.7,546.2,794.6,293.6,5921.7 2014,2043.4,1320.8,543.9,515,812.5,380.8,5616.4 2015,1910.7,1264.8,553.2,513.3,799.8,357.6,5399.4 2016,1955.3,1249.7,534.5,559.3,764.4,342,5405.1 2017,1894.4,1197.7,548.9,588.9,773.9,281.7,5285.5 2018,1837,1187.1,573,526.6,754.2,253.8,5131.8 2019,1801.6,1163.3,538,507.9,686.2,263.6,4960.6 2020,1606.9,999.5,510.5,512,592,228.3,4449.3 2021,1668,1025.1,536.3,511.7,539.1,237.3,4517.4 2022,1617.3,995.1,522.1,501.1,572.2,279.2,4486.9 2023,1638.9,1010.9,539,515.5,529.6,222.6,4456.4 2024,1599.3,1015.7,530,499.9,495.5,249.3,4389.6 ,,,,,,, "Note: The indicator reports air pollutant emissions from human activities only. It does not include emissions from natural sources such as forest fires and from vegetation. The category ""other sources"" includes emissions from dust and fires, electric utilities, building heating and energy generation, incineration and waste, agriculture (livestock, crop production and fertilizer), paints and solvents, manufacturing and other miscellaneous sources. Consult Table 1 (https://www.canada.ca/en/environment-climate-change/services/environmental-indicators/air-pollutant-emissions.html#Table1) in the Data sources and methods for a complete list of the air pollutant emissions sources included under each category. The numbers have been rounded off and their sum may not correspond to the total.",,,,,,, 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).,,,,,,,