Most CO2 poluting nations

CO2 Emission per capita (t) in 2015

1. Qatar 39.7
2. Kuwait 24.4
3. United Arab Emirates 21.8
4. Australia 18.6
5. Oman 17.5
6. Turkmenistan 17.5
7. United States 16.1

Fossil fuel CO2 emissions (kt) in 2015

1. China 10,641,789
2. United States 5,172,336
3. India 2,454,968
4. Russia 1,760,895
5. Japan 1,252,890
6. Germany 777,905
7. Iran 633,750

Fossil fuel CO2 emissions (kt) in 2016

1. China 10,432,751
2. United States 5,011,687
3. India 2,533,638
4. Russia 1,661,899
5. Japan 1,239,592
6. Germany 775,752
7. Iran 642,560

% of global carbon dioxide (CO2) emissions in 2017

1. China (30%)
2. United States (15%)
3. India (7%)
4. Russia (5%)
5. Japan (4%)

Sources

1. https://www.activesustainability.com/environment/top-5-most-polluting-countries/
2. https://en.wikipedia.org/wiki/List_of_countries_by_carbon_dioxide_emissions
3. http://edgar.jrc.ec.europa.eu/overview.php?v=CO2ts_pc1990-2015
4. http://edgar.jrc.ec.europa.eu/overview.php?v=CO2ts1990-2015
5. http://edgar.jrc.ec.europa.eu/booklet2017/CO2_and_GHG_emissions_of_all_world_countries_booklet_online.pdf