Top contributors to greenhouse gas emissions

This is a collection of the results of various studies regarding the top contributors to atmospheric greenhouse gases responsible for climate change.

Global emitters (1988 to 2015)

The following table shows the top 20 industrial greenhouse gas emitters from 1988 to 2015 according to a study conducted in 2017,[1] based on the Carbon Majors Database.

Rank Company Country Percentage
1 China (Coal)  China 14.32%
2 Saudi Aramco  Saudi Arabia 4.50%
3 Gazprom  Russia 3.91%
4 National Iranian Oil Company  Iran 2.28%
5 ExxonMobil  United States 1.98%
6 Coal India  India 1.87%
7 Pemex  Mexico 1.87%
8 Russia (Coal)  Russia 1.86%
9 Royal Dutch Shell  Netherlands, United Kingdom 1.67%
10 China National Petroleum Corporation  China 1.56%
11 BP  United Kingdom 1.53%
12 Chevron Corporation  United States 1.31%
13 PDVSA  Venezuela 1.23%
14 Abu Dhabi National Oil Company  United Arab Emirates 1.20%
15 Poland (Coal)  Poland 1.16%
16 Peabody Energy  United States 1.15%
17 Sonatrach  Algeria 1.00%
18 Kuwait Petroleum Corporation  Kuwait 1.00%
19 Total SA  France 0.95%
20 BHP  Australia, United Kingdom 0.91%

Global emitters (1965 to 2017)

The following table shows the top 20 industrial greenhouse gas emitters from 1965 to 2017 according to a study conducted in 2019, based on the Climate Accountability Institute.[2]

Rank Company Country Percentage
1 Saudi Aramco  Saudi Arabia 4.38%
2 Chevron Corporation  United States 3.20%
3 Gazprom  Russia 3.19%
4 ExxonMobil  United States 3.09%
5 National Iranian Oil Company  Iran 2.63%
6 BP  United Kingdom 2.51%
7 Royal Dutch Shell  Netherlands, United Kingdom 2.36%
8 Coal India  India 1.71%
9 Pemex  Mexico 1.67%
10 Petróleos de Venezuela  Venezuela 1.16%
11 China National Petroleum Corporation  China 1.15%
12 Peabody Energy  United States 1.14%
13 ConocoPhillips  United States 1.12%
14 Abu Dhabi National Oil Company  United Arab Emirates 1.01%
15 Kuwait Petroleum Corporation  Kuwait 1.00%
16 Iraq National Oil Company  Iraq 0.93%
17 Total SA  France 0.91%
18 Sonatrach  Algeria 0.91%
19 BHP  Australia, United Kingdom 0.72%
20 Petrobras  Brazil 0.64%

Largest point source

As of 2020 Secunda CTL in South Africa is the world's largest single emitter, at 56.5 million tonnes CO2 a year.[3] However the planned Afşin-Elbistan C power station in Turkey environmental impact assessment estimated CO
2
emissions
would be more than 60 million tonnes of CO
2
per year.[4]

See also

Bibliography

  • Çınar Engineering Consultancy (March 2020). Afşi̇n C Termi̇k Santrali, açık Kömür İşletmesi̇ Ve Düzenli̇ Depolama Alanı Projesi̇ Nihai ÇED Raporu [Afşin C power station, open coal workings and regular storage area final environmental impact report] (Report) (in Turkish). Ministry of Environment and Urbanisation (Turkey).

References

  1. Riley, Tess (Jul 10, 2017). "Just 100 companies responsible for 71% of global emissions, study says". The Guardian. Retrieved Aug 7, 2018.
  2. Taylor, Matthew; Watts, Jonathan (2019-10-09). "Revealed: the 20 firms behind a third of all carbon emissions". The Guardian. ISSN 0261-3077. Retrieved 2020-05-15.
  3. "The World's Biggest Emitter of Greenhouse Gases". Bloomberg.com. 2020-03-17. Retrieved 2020-12-29.
  4. Çınar (2020), p. 319.
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