"Total greenhouse gas emissions for Canada the top 10 emitting countries and regions, 2005 and 2024",, ,, Country or region,2005 total greenhouse gas emissions (megatonnes of carbon dioxide equivalent),2024 total greenhouse gas emissions (megatonnes of carbon dioxide equivalent) China,"8,440","15,100" United States,"7,520","6,160" India,"1,850","3,990" European Union (27) [A],"4,540","3,050" Russian Federation,"1,960","2,140" Brazil,993,"1,270" Japan,607,"1,160" Indonesia,682,"1,120" Iran,"1,380","1,050" Saudi Arabia,432,854 Canada,762,691 ,, "Note: Greenhouse gas emissions for each country and region presented in this comparison may differ from the official estimates of greenhouse gas emissions submitted to the United Nations Framework Convention on Climate Change. For more information, please consult the Caveats and limitation section. [A] European Union (27) includes: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain and Sweden. ",, Source: Gütschow J et al. (2025) The PRIMAP-hist national historical emissions time series (1750-2024) v2.7 (https://primap.org/primap-hist/#scenario=histcr&id=earth&entity=kyotoghg_(ar5gwp100)).,, Available on the Environmental indicators website (www.canada.ca/environmental-indicators).,,