Greenhouse gas emissions from ships and boats in the U.S. 1990-2022

Greenhouse gas emissions from ships and boats in the United States were roughly 50 million metric tons of carbon dioxide equivalent (MtCO₂e) in 2022. Ships and boats were responsible for around three percent of U.S. transportation sector emissions in 2022.2022年，美国船舶与船只的温室气体排放量约为5000万吨二氧化碳当量（MtCO₂e）。船舶与船只占2022年美国交通运输部门排放量的约3%。