Most polluting fossil fuel companies worldwide

Cumulative operational and product emissions from the largest carbon producers worldwide from 1854 to 2023 (in million metric tons of carbon dioxide equivalent)

Cumulative emissions from major fossil fuel companies worldwide 1854-2023

Last update:

Mar 17, 2025

Author:

��ƽ�� Research Department

Region:

Worldwide

Survey time period:

From 01/01/2023 to 31/12/2023

The Saudi Arabian petroleum and national gas company, Saudi Aramco, is the world's largest corporate greenhouse gas emitter in history, having emitted a total of 70.7 billion metric tons of carbon dioxide equivalent (GtCO₂) as of 2023. The 25 biggest corporate polluters in history are responsible for emitting almost 700 GtCO₂e into the atmosphere since 1854.

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Cumulative operational and product emissions from the largest carbon producers worldwide from 1854 to 2023 (in million metric tons of carbon dioxide equivalent)

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