Figures are estimates.
Greenhouse gas emissions are based on their 100-year global warming potential (GWP).
The source did not provide a release date. The date given is the date of website access.
Citation formats
Global GHG emissions from the most polluting steel plants 2024
POSCO Gwangyang steel plant in South Korea was the world's most polluting steel plant in 2024, having produced an estimated ** million metric tons of carbon dioxide equivalent (MtCOâ‚‚e). Angang Steel Co Ltd. in China was the second most polluting facility that year, with emissions amounting to ** MtCOâ‚‚e. Seven of the ** most polluting steel plants worldwide in 2024 were located in China.Â
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Climate TRACE. (April 3, 2025). Greenhouse gas emissions from the most polluting steel plants worldwide in 2024 (in million metric tons of carbon dioxide equivalent) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 27, 2026, from /statistics/1609037/most-polluting-steel-plants-worldwide/
Climate TRACE. "Greenhouse gas emissions from the most polluting steel plants worldwide in 2024 (in million metric tons of carbon dioxide equivalent)." Chart. April 3, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 27, 2026. /statistics/1609037/most-polluting-steel-plants-worldwide/
Climate TRACE. (2025). Greenhouse gas emissions from the most polluting steel plants worldwide in 2024 (in million metric tons of carbon dioxide equivalent). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 27, 2026. /statistics/1609037/most-polluting-steel-plants-worldwide/
Climate TRACE. "Greenhouse Gas Emissions from The Most Polluting Steel Plants Worldwide in 2024 (in Million Metric Tons of Carbon Dioxide Equivalent)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 3 Apr 2025, /statistics/1609037/most-polluting-steel-plants-worldwide/
Climate TRACE, Greenhouse gas emissions from the most polluting steel plants worldwide in 2024 (in million metric tons of carbon dioxide equivalent) ÌÇÐÄÆƽâ°æ, /statistics/1609037/most-polluting-steel-plants-worldwide/ (last visited July 27, 2026)
Greenhouse gas emissions from the most polluting steel plants worldwide in 2024 (in million metric tons of carbon dioxide equivalent) [Graph], Climate TRACE, April 3, 2025. [Online]. Available: /statistics/1609037/most-polluting-steel-plants-worldwide/
