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 1999, CNOOC has established itself as a prominent force in offshore oil and gas exploration, production, and development, with significant operations in the Bohai Sea, South China Sea, and overseas markets.
The company focuses on the exploration and production of crude oil and natural gas, offering unique services that leverage advanced technology and expertise in deep-water drilling. CNOOC's commitment to sustainable practices and innovation has positioned it as a market leader, achieving notable milestones in production capacity and international partnerships. With a strong emphasis on operational efficiency and environmental responsibility, CNOOC Limited continues to shape the future of the energy sector.
-5 vs industry average
CNOOC Limited’s score of 15 is lower than 32% 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 is among the most carbon-intensive industries
Industry performance
The Gas/Diesel Oil industry has reduced its overall emissions by 23% since 2018
Emissions trajectory 2020 – 2027
Reported emissions
Scope 3 accounts for ••• of total emissions.
CNOOC Limited's reported carbon emissions
CNOOC Limited, headquartered in CN and operating in the Gas/Diesel Oil industry, reported Scope 1 and 2 emissions totalling approximately 12.79 billion kg CO2e for the 2024 reporting year. This figure is comprised of approximately 10.89 billion kg CO2e for Scope 1 emissions and approximately 1.91 billion kg CO2e for Scope 2 emissions.
For the 2023 reporting year, CNOOC Limited's Scope 1 and 2 emissions were approximately 12.26 billion kg CO2e, with Scope 1 emissions at approximately 10.78 billion kg CO2e and Scope 2 emissions at approximately 1.48 billion kg CO2e.
In 2022, the company's Scope 1 and 2 emissions amounted to approximately 10.88 billion kg CO2e, including approximately 9.78 billion kg CO2e for Scope 1 and approximately 1.10 billion kg CO2e for Scope 2.
The previous year, 2021, saw Scope 1 emissions of approximately 9.77 billion kg CO2e and Scope 2 emissions of approximately 531 million kg CO2e, though a total Scope 1 and 2 figure was not provided for this year.
In 2020, CNOOC Limited reported Scope 1 emissions of approximately 9.12 billion kg CO2e and Scope 2 emissions of approximately 222 million kg CO2e, resulting in a combined Scope 1 and 2 total of approximately 9.35 billion kg CO2e.
The company's emissions data is marked as cascaded from CNOOC Limited itself, with a cascade level of 3, indicating it is a current subsidiary.
CNOOC Limited's disclosed reduction initiatives and targets show no specific SBTi reduction targets or climate pledge commitments within the provided data. However, production emission factors are reported, such as greenhouse gas emissions per ton of oil and gas production, which were 157.1 tonnes CO2e in the 2024 reporting year, down from 162.8 tonnes CO2e in 2023. In 2022, this figure was 155.6 tonnes CO2e, and in 2021, it was 159.7 tonnes CO2e. Emissions intensity in 2019 was 149.3 tonnes CO2e per ton of oil and gas production, and in 2018, it was 132.8 tonnes CO2e per ton of oil and gas production.
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CNOOC Limited’s Climate Goals (2030 & 2050)
No climate goals have been disclosed for CNOOC Limited yet.
Scope 3 top emissions categories
No scope 3 category breakdown has been disclosed yet.
Climate initiatives

Science Based Targets Initiative

Carbon Disclosure Project
The Climate Pledge
UN Global Compact Climate Champions initiative
RE 100
Climate Action 100
Emissions comparison with industry peers
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