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Countries Ranked by CO2 emissions (total) in 2020

CO2 emissions (total) for each country in 2020, ranked from highest to lowest. Source: The World Bank (CC BY 4.0).

Summary

In 2020, China ranks #1 with 11,964 Mt CO2e. That is 2.7 times United States in second place (4,467 Mt CO2e). The top five are China, United States, India, Russian Federation and Japan. Together the top 10 account for 71% of the total across the 203 countries listed. The median across all 203 is 11.3 Mt CO2e; Tuvalu is last at 0 Mt CO2e.

#1
China · 11,964 Mt CO2e
Median
11.3 Mt CO2e
Coverage
203 countries
Data year
2020
Last updated
2026-11-14
Top 10: CO2 emissions (total)Bar chart of the top 10: 1. China 11,964; 2. United States 4,467; 3. India 2,357; 4. Russian Federation 1,784; 5. Japan 1,060; 6. Iran, Islamic Rep. 735.9; 7. Germany 642.1; 8. Korea, Rep. 617.3; 9. Indonesia 596.3; 10. Saudi Arabia 577.1.China11,964United States4,467India2,357Russian Federation1,784Japan1,060Iran, Islamic Rep.735.9Germany642.1Korea, Rep.617.3Indonesia596.3Saudi Arabia577.1
Top 10: CO2 emissions (total) (Mt CO2e). Bar chart of the top 10: 1. China 11,964; 2. United States 4,467; 3. India 2,357; 4. Russian Federation 1,784; 5. Japan 1,060; 6. Iran, Islamic Rep. 735.9; 7. Germany 642.1; 8. Korea, Rep. 617.3; 9. Indonesia 596.3; 10. Saudi Arabia 577.1.
CO2 emissions (total) over time, top 5China: 3,340 in 1996 to 11,964 in 2020; United States: 5,427 in 1996 to 4,467 in 2020; India: 833.5 in 1996 to 2,357 in 2020; Russian Federation: 1,727 in 1996 to 1,784 in 2020; Japan: 1,246 in 1996 to 1,060 in 2020.02,9915,9828,97311,964199620082020ChinaUnited StatesIndiaRussian FederationJapan
CO2 emissions (total) over time, top 5 (Mt CO2e). China: 3,340 in 1996 to 11,964 in 2020; United States: 5,427 in 1996 to 4,467 in 2020; India: 833.5 in 1996 to 2,357 in 2020; Russian Federation: 1,727 in 1996 to 1,784 in 2020; Japan: 1,246 in 1996 to 1,060 in 2020.
Share of the total: CO2 emissions (total)China 34.3%; United States 12.8%; India 6.7%; Russian Federation 5.1%; Japan 3.0%; All others 38.1%34%13%38%

China 34.3%United States 12.8%India 6.7%Russian Federation 5.1%Japan 3.0%All others 38.1%

Share of the total: CO2 emissions (total), as a share of 203 countries. China 34.3%; United States 12.8%; India 6.7%; Russian Federation 5.1%; Japan 3.0%; All others 38.1%.

Full ranking

Countries Ranked by CO2 emissions (total) in 2020, 2020
RankCountryCO2 emissions (total) (Mt CO2e)
1China11,964
2United States4,467
3India2,357
4Russian Federation1,784
5Japan1,060
6Iran, Islamic Rep.735.9
7Germany642.1
8Korea, Rep.617.3
9Indonesia596.3
10Saudi Arabia577.1
11Canada548.5
12South Africa450.9
13Brazil447.9
14Mexico439
15Türkiye423.1
16Australia392.6
17Viet Nam348.3
18United Kingdom319.7
19Poland296.9
20Italy295.2
21France287.1
22Thailand275.6
23Malaysia253.1
24Egypt, Arab Rep.246.2
25Kazakhstan225.5
26Pakistan222.6
27Spain214.5
28Ukraine198.9
29United Arab Emirates195.7
30Iraq183.9
31Algeria172
32Argentina168.1
33Netherlands142.2
34Philippines136.4
35Uzbekistan124
36Nigeria118.9
37Qatar115.3
38Bangladesh104.1
39Czechia94.9
40Kuwait92.9
41Belgium91.9
42Chile87.5
43Colombia84.3
44Oman82.2
45Turkmenistan76.8
46Venezuela, RB76.7
47Romania75.7
48Korea, Dem. People's Rep.69
49Morocco67.6
50Austria62.9
51Israel61.4
52Belarus58.2
53Singapore53.9
54Greece52.4
55Hungary49.7
56Peru47.5
57Libya45.7
58Norway43.7
59Portugal40.6
60Finland39.5
61Bulgaria39.4
62Sweden38
63Bahrain36.8
64Ecuador36.6
65Switzerland35.9
66Azerbaijan35.4
67Myanmar34.7
68New Zealand34.7
69Ireland34.3
70Hong Kong SAR, China34.1
71Slovak Republic32.6
72Syrian Arab Republic31.7
73Trinidad and Tobago29.8
74Tunisia28.7
75Denmark27.8
76Dominican Republic26.9
77Ghana22.9
78Sri Lanka22.6
79Bosnia and Herzegovina22.5
80Mongolia22.5
81Lebanon21.8
82Sudan21.7
83Jordan20.9
84Angola20.5
85Lao PDR19.4
86Kenya19.2
87Cambodia18.6
88Bolivia18.6
89Cuba18.5
90Ethiopia18
91Guatemala17.6
92Croatia17.2
93Tanzania16.7
94Nepal16.5
95Lithuania14.3
96Slovenia13.5
97Côte d'Ivoire13.3
98Puerto Rico (US)12.5
99Afghanistan12.1
100Estonia12.1

Showing the top 100 of 203. Premium downloads the full list as CSV or JSON.

About the top 10

#2 United States

United States ranks #2 on this list with 4,467 Mt CO2e.

Capital
Washington, D.C.
Continent
North America
Income group
High income
Population
341.78 million people (2025)
GDP
US$30.77 trillion (2025)
GDP per person
US$90,027 (2025)
Life expectancy
78.9 years (2024)
Urban population
80.2% of population (2025)

Largest cities: New York metropolitan area, New York City, Chicago.

Also ranks #1 in gdp (current us$) · #1 in health expenditure per capita · #1 in imports of goods and services.

Full country profile Weather in New York (Purr Weather)

Profile facts: World Bank (CC BY 4.0) and Wikidata (CC0); weather links go to Purr Weather, another ChowChow Labs site.

Related rankings

Source and method

CO2 emissions (total) for each country in 2020, ranked from highest to lowest.

Source: The World Bank, indicator EN.GHG.CO2.MT.CE.AR5. Licence: CC BY 4.0. Retrieved: 2026-11-14.

The World Bank: Carbon dioxide (CO2) emissions (total) excluding LULUCF (Mt CO2e): EDGAR (Emissions Database for Global Atmospheric Research) Community GHG Database, Joint Research Centre (JRC) - European Commission (via World Development Indicators)

Original data provider, as recorded by the World Bank: EDGAR (Emissions Database for Global Atmospheric Research) Community GHG Database, Joint Research Centre (JRC) - European Commission; International Energy Agency (IEA).

Values are shown as published. Provider terms: The World Bank. All licences: Sources & licences.