Treemap of all carbon emissions from 1750-2010 (vertical / shaded)
The contribution of the top 25 extant investor-owned & state-owned fossil fuel and cement producers to global carbon emissions.
63% of all carbon emissions between 1850 and 2010 are attributable to just 90 producers of fossil fuels and cement. 32% of all emissions are attributable to the top 25 extant investor-owned and state-owned companies on this list. For details see: www.carbonmajors.org
Total emissions between 1850 and 2010:
Chevron: 51,096 Mt CO2e
ExxonMobil: 46,672 Mt CO2e
Saudi Aramco: 46,033 Mt CO2e
BP: 35,837 Mt CO2e
Gazprom: 32,136 Mt CO2e
Shell: 30,751 Mt CO2e
National Iranian Oil Co: 29,084 Mt CO2e
Pemex: 20,025 Mt CO2e
ConoccoPhillips: 16,866 Mt CO2e
Petroleos de Venezuela: 16,157 Mt CO2e
Coal India: 15,493 Mt CO2e
Peabody: 12,432 Mt CO2e
Total: 11,911 Mt CO2e
PetroChina: 10,564 Mt CO2e
Kuwait Petroleum: 10,503 Mt CO2e
Abu Dhabi NOC: 9,672 Mt CO2e
Sonatrach: 9,263 Mt CO2e
Consol: 9,096 Mt CO2e
BHP Billiton: 7,606 Mt CO2e
Anglo American: 7,242 Mt CO2e
Iraq National Oil Co: 7,137 Mt CO2e
RWE: 6,843 Mt CO2e
Pertamina: 6,829Mt CO2e
Libya National Oil: 6,693 Mt CO2e
Nigerian National Petroleum: 6,540 Mt CO2e