CNOOC Limited, also known as China National Offshore Oil Corporation, is a leading player in the gas and diesel oil industry, headquartered in Beijing, China. Founded in 1982, CNOOC has established itself as a key operator in offshore oil and gas exploration and production, with significant operations in the Bohai Sea, South China Sea, and overseas markets.
The company focuses on the exploration, development, and production of oil and natural gas, offering unique services that leverage advanced technology and expertise. CNOOC is recognised for its substantial contributions to China's energy security and has achieved notable milestones, including becoming one of the largest independent oil and gas companies globally. With a strong market position, CNOOC continues to innovate and expand its portfolio, solidifying its reputation in the energy sector.
+14 vs industry average
Cnooc’s score of 34 is higher than 62% of the industry. This can give you a sense of how well the company is doing compared to its peers.
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Industry Intensity
Gas/Diesel Oil has above-average carbon intensity
Industry performance
The Gas/Diesel Oil industry has reduced its overall emissions by 23% since 2018
Emissions trajectory 2020 – 2028
Reported emissions
Scope 3 accounts for ••• of total emissions.
Cnooc's reported carbon emissions
CNOOC Carbon Emissions and Climate Commitments
CNOOC, a prominent Gas/Diesel Oil company headquartered in China (CN), has reported its greenhouse gas emissions across various scopes. For the year 2025, the company's total emissions were approximately 1.14 billion kg CO2e. This figure comprises approximately 59.08 million kg CO2e from Scope 1 (direct emissions), about 105.31 million kg CO2e from Scope 2 (indirect emissions from purchased energy), and approximately 15.64 million kg CO2e from Scope 3 (other indirect emissions).
In 2024, CNOOC's total emissions amounted to approximately 1.18 billion kg CO2e, with Scope 1 emissions at about 50.66 million kg CO2e, Scope 2 emissions at approximately 151.28 million kg CO2e, and Scope 3 emissions at about 31.87 million kg CO2e. The preceding year, 2023, saw total emissions of approximately 1.22 billion kg CO2e, consisting of about 45.97 million kg CO2e in Scope 1, approximately 133.95 million kg CO2e in Scope 2, and about 35.92 million kg CO2e in Scope 3.
Looking at earlier reporting periods, CNOOC disclosed Scope 1 and Scope 2 emissions for 2022, totalling approximately 10.88 billion kg CO2e, with Scope 1 at about 9.78 billion kg CO2e and Scope 2 at around 1.10 billion kg CO2e. In 2021, the combined Scope 1 and 2 emissions were approximately 10.31 billion kg CO2e, with Scope 1 contributing about 9.77 billion kg CO2e and Scope 2 around 531 million kg CO2e. For 2020, Scope 1 and 2 emissions totalled approximately 9.35 billion kg CO2e, comprising about 9.12 billion kg CO2e in Scope 1 and approximately 222 million kg CO2e in Scope 2.
In 2019, CNOOC reported Scope 1 and 2 emissions of approximately 8.78 billion kg CO2e, with Scope 1 at about 8.60 billion kg CO2e and Scope 2 at around 186 million kg CO2e. Prior to this, for 2018, total emissions were reported at approximately 7.48 billion kg CO2e, with Scope 1 emissions at about 7.35 billion kg CO2e and Scope 1 and 2 combined at approximately 135 million kg CO2e. In 2017, total emissions stood at approximately 7.83 billion kg CO2e, with Scope 1 emissions at about 7.74 billion kg CO2e and Scope 1 and 2 combined at approximately 93 million kg CO2e.
It is important to note that Scope 3 emissions data has been reported as missing for several of these years. CNOOC has also disclosed greenhouse gas emissions per ton of production, with figures such as 155.6 kg CO2e per tonne of production in 2022 and 159.7 kg CO2e per tonne of production in 2021.
CNOOC's climate commitments and reduction initiatives are not detailed in the provided reduction targets information. However, the company's emissions data indicates its ongoing reporting on its environmental impact within the Gas/Diesel Oil sector.
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Cnooc’s Climate Goals (2030 & 2050)
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Scope 3 top emissions categories
No scope 3 category breakdown has been disclosed yet.
Emissions comparison with industry peers
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Cnooc
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