Includes 29,928 cargo-carrying or passenger ships above 5,000 GT.
Emissions are allocated based on total voyages of ships to and from each country or region.
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Global shipping emission shares based on ship traffic 2019, by country
Ships docking at Chinese, European Union's (EU), and United States ports were responsible for **** percent of global emissions produced by vessels worldwide in 2019. Ships transporting cargo and passengers between China and its trading partners produced **** percent of total CO2 emissions, while ship traffic to and from the EU was responsible for **** percent of CO2 emissions attributable to the global shipping industry in 2019.
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Transport & Environment. (November 30, 2022). Distribution of COâ‚‚ emissions produced by ships based on total voyages in 2019, by country or region [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved August 04, 2026, from /statistics/1364684/share-maritime-carbon-dioxide-emissions-worldwide-country-region-ship-traffic/
Transport & Environment. "Distribution of COâ‚‚ emissions produced by ships based on total voyages in 2019, by country or region." Chart. November 30, 2022. ÌÇÐÄÆƽâ°æ. Accessed August 04, 2026. /statistics/1364684/share-maritime-carbon-dioxide-emissions-worldwide-country-region-ship-traffic/
Transport & Environment. (2022). Distribution of COâ‚‚ emissions produced by ships based on total voyages in 2019, by country or region. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: August 04, 2026. /statistics/1364684/share-maritime-carbon-dioxide-emissions-worldwide-country-region-ship-traffic/
Transport & Environment. "Distribution of Coâ‚‚ Emissions Produced by Ships Based on Total Voyages in 2019, by Country or Region." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 Nov 2022, /statistics/1364684/share-maritime-carbon-dioxide-emissions-worldwide-country-region-ship-traffic/
Transport & Environment, Distribution of COâ‚‚ emissions produced by ships based on total voyages in 2019, by country or region ÌÇÐÄÆƽâ°æ, /statistics/1364684/share-maritime-carbon-dioxide-emissions-worldwide-country-region-ship-traffic/ (last visited August 04, 2026)
Distribution of COâ‚‚ emissions produced by ships based on total voyages in 2019, by country or region [Graph], Transport & Environment, November 30, 2022. [Online]. Available: /statistics/1364684/share-maritime-carbon-dioxide-emissions-worldwide-country-region-ship-traffic/
