Share of global greenhouse gas emissions in United States
United States: Share of global greenhouse gas emissions was 11.1% in 2024. ▼ Falling
Latest (2024)
11.1%
Change on year
down 1.0%
World rank
2nd
of 199 countries
All-time high
30.6%
in 1918
All-time low
11.1%
in 2024
Years of data
175
1850–2024
Share of global greenhouse gas emissions in United States, 1850–2024
Source: Jones et al. (2025) – with major processing by Our World in Data. Measured in %.
Analysis
The most recent figure for share of global greenhouse gas emissions in United States is 11.1%, measured in 2024. That is the lowest value across all 175 years on record.
Compared with earlier readings it is down 1.0% on the previous year and down 12.4% over ten years.
Over the whole period, share of global greenhouse gas emissions in United States peaked at 30.6% in 1918 and was at its lowest, 11.1%, in 2024.
United States ranks 2nd of 199 countries on this measure, in the top 10%.
The long-run direction has been consistently falling across the 175 years of available data.
Share of global greenhouse gas emissions in United States, year by year
| Year | % | Change |
|---|---|---|
| 1850 | 18.0% | — |
| 1851 | 18.9% | +4.7% |
| 1852 | 19.0% | +0.5% |
| 1853 | 19.8% | +4.2% |
| 1854 | 20.0% | +1.0% |
| 1855 | 20.1% | +0.7% |
| 1856 | 20.3% | +1.0% |
| 1857 | 20.5% | +1.2% |
| 1858 | 21.0% | +2.2% |
| 1859 | 21.4% | +2.1% |
| 1860 | 21.0% | -2.3% |
| 1861 | 19.9% | -5.0% |
| 1862 | 20.1% | +1.1% |
| 1863 | 20.3% | +1.0% |
| 1864 | 19.7% | -3.2% |
| 1865 | 19.3% | -1.8% |
| 1866 | 18.9% | -2.0% |
| 1867 | 19.4% | +2.5% |
| 1868 | 19.3% | -0.4% |
| 1869 | 19.0% | -1.6% |
| 1870 | 22.5% | +18.2% |
| 1871 | 24.1% | +7.2% |
| 1872 | 24.6% | +2.2% |
| 1873 | 25.7% | +4.2% |
| 1874 | 26.3% | +2.3% |
| 1875 | 26.5% | +1.1% |
| 1876 | 26.8% | +0.9% |
| 1877 | 27.3% | +2.1% |
| 1878 | 27.7% | +1.5% |
| 1879 | 28.5% | +2.9% |
| 1880 | 26.6% | -6.7% |
| 1881 | 25.6% | -4.0% |
| 1882 | 25.6% | +0.1% |
| 1883 | 25.7% | +0.4% |
| 1884 | 25.7% | -0.2% |
| 1885 | 25.4% | -1.1% |
| 1886 | 25.6% | +0.7% |
| 1887 | 25.8% | +0.8% |
| 1888 | 26.2% | +1.5% |
| 1889 | 25.1% | -4.2% |
| 1890 | 25.7% | +2.5% |
| 1891 | 25.9% | +0.6% |
| 1892 | 26.1% | +1.0% |
| 1893 | 26.5% | +1.4% |
| 1894 | 25.6% | -3.4% |
| 1895 | 26.1% | +1.7% |
| 1896 | 25.9% | -0.4% |
| 1897 | 25.9% | -0.3% |
| 1898 | 26.3% | +1.8% |
| 1899 | 26.9% | +2.2% |
| 1900 | 26.2% | -2.5% |
| 1901 | 25.9% | -1.2% |
| 1902 | 26.1% | +0.8% |
| 1903 | 26.7% | +2.3% |
| 1904 | 26.4% | -1.4% |
| 1905 | 26.9% | +2.0% |
| 1906 | 26.8% | -0.5% |
| 1907 | 27.5% | +2.9% |
| 1908 | 26.1% | -5.2% |
| 1909 | 26.8% | +2.7% |
| 1910 | 27.6% | +2.9% |
| 1911 | 27.2% | -1.4% |
| 1912 | 27.3% | +0.2% |
| 1913 | 27.6% | +1.2% |
| 1914 | 27.2% | -1.4% |
| 1915 | 27.7% | +1.9% |
| 1916 | 28.3% | +2.0% |
| 1917 | 29.5% | +4.2% |
| 1918 | 30.6% | +3.9% |
| 1919 | 28.9% | -5.4% |
| 1920 | 29.1% | +0.5% |
| 1921 | 26.8% | -7.9% |
| 1922 | 26.1% | -2.5% |
| 1923 | 28.9% | +10.6% |
| 1924 | 26.9% | -7.0% |
| 1925 | 27.0% | +0.5% |
| 1926 | 28.2% | +4.6% |
| 1927 | 26.6% | -5.6% |
| 1928 | 26.1% | -2.0% |
| 1929 | 26.3% | +0.5% |
| 1930 | 24.3% | -7.4% |
| 1931 | 22.4% | -7.7% |
| 1932 | 20.4% | -9.0% |
| 1933 | 20.7% | +1.4% |
| 1934 | 20.7% | +0.0% |
| 1935 | 20.6% | -0.6% |
| 1936 | 21.4% | +4.1% |
| 1937 | 21.3% | -0.6% |
| 1938 | 19.2% | -9.9% |
| 1939 | 19.9% | +3.7% |
| 1940 | 21.0% | +5.5% |
| 1941 | 21.9% | +4.7% |
| 1942 | 23.1% | +5.3% |
| 1943 | 23.4% | +1.4% |
| 1944 | 24.6% | +5.0% |
| 1945 | 25.5% | +3.4% |
| 1946 | 24.0% | -5.7% |
| 1947 | 24.7% | +2.8% |
| 1948 | 24.9% | +0.9% |
| 1949 | 22.2% | -11.1% |
| 1950 | 22.0% | -0.9% |
| 1951 | 20.9% | -5.0% |
| 1952 | 20.0% | -4.0% |
| 1953 | 19.9% | -0.8% |
| 1954 | 18.5% | -6.9% |
| 1955 | 18.8% | +1.7% |
| 1956 | 18.9% | +0.4% |
| 1957 | 18.2% | -3.7% |
| 1958 | 17.5% | -3.9% |
| 1959 | 16.9% | -3.6% |
| 1960 | 17.5% | +3.9% |
| 1961 | 17.1% | -2.5% |
| 1962 | 18.2% | +6.6% |
| 1963 | 18.2% | -0.1% |
| 1964 | 18.5% | +1.9% |
| 1965 | 18.8% | +1.4% |
| 1966 | 19.3% | +2.8% |
| 1967 | 20.7% | +7.4% |
| 1968 | 21.7% | +4.7% |
| 1969 | 20.2% | -6.8% |
| 1970 | 20.1% | -0.4% |
| 1971 | 20.1% | -0.3% |
| 1972 | 19.9% | -0.6% |
| 1973 | 20.0% | +0.3% |
| 1974 | 19.4% | -3.1% |
| 1975 | 18.7% | -3.4% |
| 1976 | 18.8% | +0.6% |
| 1977 | 18.8% | -0.2% |
| 1978 | 18.7% | -0.8% |
| 1979 | 18.7% | +0.3% |
| 1980 | 18.2% | -2.7% |
| 1981 | 18.1% | -0.7% |
| 1982 | 17.5% | -3.4% |
| 1983 | 17.2% | -1.5% |
| 1984 | 17.1% | -0.9% |
| 1985 | 16.6% | -3.0% |
| 1986 | 16.2% | -2.4% |
| 1987 | 16.7% | +3.0% |
| 1988 | 17.0% | +2.1% |
| 1989 | 17.1% | +0.3% |
| 1990 | 17.3% | +1.2% |
| 1991 | 16.9% | -2.3% |
| 1992 | 17.3% | +2.3% |
| 1993 | 17.5% | +1.4% |
| 1994 | 17.3% | -1.2% |
| 1995 | 17.1% | -1.3% |
| 1996 | 17.0% | -0.2% |
| 1997 | 16.6% | -2.6% |
| 1998 | 17.3% | +4.1% |
| 1999 | 17.3% | +0.5% |
| 2000 | 17.7% | +2.0% |
| 2001 | 17.3% | -2.1% |
| 2002 | 17.0% | -1.7% |
| 2003 | 16.4% | -3.8% |
| 2004 | 16.5% | +0.5% |
| 2005 | 16.5% | +0.2% |
| 2006 | 15.3% | -7.4% |
| 2007 | 15.4% | +0.5% |
| 2008 | 14.8% | -3.4% |
| 2009 | 13.8% | -7.0% |
| 2010 | 13.8% | -0.3% |
| 2011 | 12.8% | -6.9% |
| 2012 | 12.3% | -3.7% |
| 2013 | 12.6% | +1.8% |
| 2014 | 12.7% | +1.1% |
| 2015 | 12.3% | -3.1% |
| 2016 | 12.4% | +0.6% |
| 2017 | 12.2% | -1.2% |
| 2018 | 12.4% | +1.5% |
| 2019 | 12.1% | -2.4% |
| 2020 | 11.4% | -5.9% |
| 2021 | 11.6% | +2.3% |
| 2022 | 11.6% | -0.5% |
| 2023 | 11.2% | -3.0% |
| 2024 | 11.1% | -1.0% |
United States compared with similar countries
- United States's 11.1% is above the median for high income countries, which is 0.1%, 127.4× the median. (67 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1850s | 19.9% | 18.0% | 21.4% | 10 |
| 1860s | 19.7% | 18.9% | 21.0% | 10 |
| 1870s | 26.0% | 22.5% | 28.5% | 10 |
| 1880s | 25.7% | 25.1% | 26.6% | 10 |
| 1890s | 26.1% | 25.6% | 26.9% | 10 |
| 1900s | 26.5% | 25.9% | 27.5% | 10 |
| 1910s | 28.2% | 27.2% | 30.6% | 10 |
| 1920s | 27.2% | 26.1% | 29.1% | 10 |
| 1930s | 21.1% | 19.2% | 24.3% | 10 |
| 1940s | 23.5% | 21.0% | 25.5% | 10 |
| 1950s | 19.2% | 16.9% | 22.0% | 10 |
| 1960s | 19.0% | 17.1% | 21.7% | 10 |
| 1970s | 19.3% | 18.7% | 20.1% | 10 |
| 1980s | 17.2% | 16.2% | 18.2% | 10 |
| 1990s | 17.1% | 16.6% | 17.5% | 10 |
| 2000s | 16.1% | 13.8% | 17.7% | 10 |
| 2010s | 12.6% | 12.1% | 13.8% | 10 |
| 2020s | 11.4% | 11.1% | 11.6% | 5 |
Countries ranked near United States
More climate change data for United States
- Emissions from livestock — Emissions (CO2eq) 274,482 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from N2O 60,922 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from CH4 213,560 kt (2050)
- Emissions from livestock — Emissions 229.89 kt (2050)
- Emissions from livestock — Emissions 7,627 kt (2050)
- Emissions from crops — Emissions (CO2eq) 107,381 kt (2050)
- Emissions from crops — Emissions (CO2eq) from N2O 89,068 kt (2050)
- Emissions from crops — Emissions (CO2eq) from CH4 18,313 kt (2050)
- Emissions from crops — Emissions 336.11 kt (2050)
- Emissions from crops — Emissions 654.05 kt (2050)
Frequently asked questions
- What is share of global greenhouse gas emissions in United States?
- Share of global greenhouse gas emissions in United States was 11.1% in 2024, according to Jones et al. (2025) – with major processing by Our World in Data.
- What is the highest share of global greenhouse gas emissions recorded in United States?
- The highest recorded value was 30.6% in 1918.
- What is the lowest share of global greenhouse gas emissions recorded in United States?
- The lowest recorded value was 11.1% in 2024.
- How does United States rank for share of global greenhouse gas emissions?
- United States ranks 2nd out of 199 countries with data for 2024.
- Is share of global greenhouse gas emissions rising or falling in United States?
- Over the last ten years it is down 12.4%. The long-run trend across the full record is falling.
- Where does this United States data come from?
- The figures come from Jones et al. (2025) – with major processing by Our World in Data, published as part of Share of global greenhouse gas emissions. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 175 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of the world's greenhouse gas emissions.