The shipping industry accounted for around *** percent of global greenhouse gas emissions in 2023, having produced *** billion metric tons of carbon dioxide equivalent (GtCOâ‚‚e). Emissions from this industry increased by *** percent between 2019 and 2023. In order for the shipping industry to reach net zero emissions, an estimated additional *** trillion U.S. dollars of investment will be required by 2050 for areas such as adopting zero emission fuels, particularly green ammonia.
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World Economic Forum. (July 15, 2025). Key indicators of shipping industry emissions worldwide as of 2023 [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 19, 2026, from /statistics/1619068/shipping-industry-key-environmental-indicators/
World Economic Forum. "Key indicators of shipping industry emissions worldwide as of 2023." Chart. July 15, 2025. ÌÇÐÄÆÆ½â°æ. Accessed July 19, 2026. /statistics/1619068/shipping-industry-key-environmental-indicators/
World Economic Forum. (2025). Key indicators of shipping industry emissions worldwide as of 2023. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 19, 2026. /statistics/1619068/shipping-industry-key-environmental-indicators/
World Economic Forum. "Key Indicators of Shipping Industry Emissions Worldwide as of 2023." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 15 Jul 2025, /statistics/1619068/shipping-industry-key-environmental-indicators/
World Economic Forum, Key indicators of shipping industry emissions worldwide as of 2023 ÌÇÐÄÆÆ½â°æ, /statistics/1619068/shipping-industry-key-environmental-indicators/ (last visited July 19, 2026)
Key indicators of shipping industry emissions worldwide as of 2023 [Graph], World Economic Forum, July 15, 2025. [Online]. Available: /statistics/1619068/shipping-industry-key-environmental-indicators/