Top contributors to carbon dioxide emissions

This is a collection of the results of various studies regarding the top contributors to carbon dioxide emissions, which is a major greenhouse gas claimed to be responsible for climate change.

Global Emitters

The following table is the top 20 industrial carbon dioxide emitters according to a study conducted in 2017.[1]

Rank Company Percentage
1 China (Coal) 14.32%
2 Saudi Arabian Oil Company (Aramco) 4.50%
3 Gazprom OAO 3.91%
4 National Iranian Oil Co 2.28%
5 ExxonMobil Corp 1.98%
6 Coal India 1.87%
7 Petroleos Mexicanos (Pemex) 1.87%
8 Russia (Coal) 1.86%
9 Royal Dutch Shell PLC 1.67%
10 China National Petroleum Corp (CNPC) 1.56%
11 BP 1.53%
12 Chevron Corp 1.31%
13 Petroleos de Venezuela SA (PDVSA) 1.23%
14 Abu Dhabi National Oil Co 1.20%
15 Poland Coal 1.16%
16 Peabody Energy Corp 1.15%
17 Sonatrach SPA 1.00%
18 Kuwait Petroleum Corp 1.00%
19 Total SA 0.95%
20 BHP Billiton Ltd 0.91%
To view the list of all 100 companies, click here

USA Emitters

This is a list of the top USA companies responsible for carbon dioxide emissions, based on a study conducted by UMass, Amherst in 2013.[2]

Rank Company Annual CO2 emissions

(in millions of metric tons)

1 American Electric Power 130
2 Duke Energy 127
3 Southern Company 118
4 U.S. Government 77
5 Berkshire Hathaway (through MidAmerican Energy) 71
6 Ameren Corp 68
7 Luminant 62
8 FirstEnergy 53
9 AES Corp 51
10 Xcel Energy 51
11 Dominion Resources 44
12 NRG Energy 44
13 Edison International 41
14 ExxonMobil 39
15 Calpine 38
16 DTE Energy 38
17 LG&E and KU Energy LLC 35
18 Entergy 35
19 BP America 34
20 ConocoPhillips (prior to Phillips 66 spinoff) 31

See Also

References

  1. ↑ Riley, Tess (2017-07-10). "Just 100 companies responsible for 71% of global emissions, study says". The Guardian. Retrieved 2018-08-07.
  2. ↑ Helman, Christopher. "America's 20 Worst Corporate Air Polluters". Forbes. Retrieved 2018-07-29.
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