Emissions of air pollutants in Macao
Macao: Emissions of air pollutants was 6,330 tonnes in 2022. ◆ Volatile
Latest (2022)
6,330 tonnes
Change on year
down 4.2%
World rank
188th
of 220 countries
All-time high
11,573 tonnes
in 2004
All-time low
1.68 tonnes
in 1750
Years of data
273
1750–2022
Emissions of air pollutants in Macao, 1750–2022
Source: Hoesly et al. (2024) – Community Emissions Data System (CEDS) – with major processing by Our World in Data. Measured in tonnes.
Analysis
In 2022, emissions of air pollutants in Macao stood at 6,330 tonnes.
Compared with earlier readings it is down 4.2% on the previous year and down 24.5% over ten years.
Over the whole period, emissions of air pollutants in Macao peaked at 11,573 tonnes in 2004 and was at its lowest, 1.68 tonnes, in 1750.
Macao ranks 188th of 220 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Emissions of air pollutants in Macao, year by year
| Year | tonnes | Change |
|---|---|---|
| 1750 | 1.68 tonnes | — |
| 1751 | 1.68 tonnes | +0.4% |
| 1752 | 1.69 tonnes | +0.4% |
| 1753 | 1.7 tonnes | +0.4% |
| 1754 | 1.7 tonnes | +0.4% |
| 1755 | 1.71 tonnes | +0.4% |
| 1756 | 1.72 tonnes | +0.4% |
| 1757 | 1.72 tonnes | +0.4% |
| 1758 | 1.73 tonnes | +0.4% |
| 1759 | 1.74 tonnes | +0.4% |
| 1760 | 1.75 tonnes | +0.4% |
| 1761 | 1.75 tonnes | +0.4% |
| 1762 | 1.76 tonnes | +0.4% |
| 1763 | 1.77 tonnes | +0.4% |
| 1764 | 1.77 tonnes | +0.4% |
| 1765 | 1.78 tonnes | +0.4% |
| 1766 | 1.79 tonnes | +0.4% |
| 1767 | 1.8 tonnes | +0.4% |
| 1768 | 1.8 tonnes | +0.4% |
| 1769 | 1.81 tonnes | +0.4% |
| 1770 | 1.82 tonnes | +0.4% |
| 1771 | 1.83 tonnes | +0.4% |
| 1772 | 1.83 tonnes | +0.4% |
| 1773 | 1.84 tonnes | +0.4% |
| 1774 | 1.85 tonnes | +0.4% |
| 1775 | 1.86 tonnes | +0.4% |
| 1776 | 1.86 tonnes | +0.4% |
| 1777 | 1.87 tonnes | +0.4% |
| 1778 | 1.88 tonnes | +0.4% |
| 1779 | 1.89 tonnes | +0.4% |
| 1780 | 1.89 tonnes | +0.4% |
| 1781 | 1.9 tonnes | +0.4% |
| 1782 | 1.91 tonnes | +0.4% |
| 1783 | 1.92 tonnes | +0.4% |
| 1784 | 1.93 tonnes | +0.4% |
| 1785 | 1.93 tonnes | +0.4% |
| 1786 | 1.94 tonnes | +0.4% |
| 1787 | 1.95 tonnes | +0.4% |
| 1788 | 1.96 tonnes | +0.4% |
| 1789 | 1.97 tonnes | +0.4% |
| 1790 | 1.97 tonnes | +0.4% |
| 1791 | 1.98 tonnes | +0.4% |
| 1792 | 1.99 tonnes | +0.4% |
| 1793 | 2 tonnes | +0.4% |
| 1794 | 2.01 tonnes | +0.4% |
| 1795 | 2.01 tonnes | +0.4% |
| 1796 | 2.02 tonnes | +0.4% |
| 1797 | 2.03 tonnes | +0.4% |
| 1798 | 2.04 tonnes | +0.4% |
| 1799 | 2.05 tonnes | +0.4% |
| 1800 | 2.06 tonnes | +0.4% |
| 1801 | 2.06 tonnes | +0.4% |
| 1802 | 2.07 tonnes | +0.4% |
| 1803 | 2.08 tonnes | +0.4% |
| 1804 | 2.09 tonnes | +0.4% |
| 1805 | 2.1 tonnes | +0.4% |
| 1806 | 2.11 tonnes | +0.4% |
| 1807 | 2.12 tonnes | +0.4% |
| 1808 | 2.13 tonnes | +0.4% |
| 1809 | 2.14 tonnes | +0.4% |
| 1810 | 2.14 tonnes | +0.4% |
| 1811 | 2.14 tonnes | +0.0% |
| 1812 | 2.15 tonnes | +0.0% |
| 1813 | 2.15 tonnes | +0.0% |
| 1814 | 2.15 tonnes | +0.0% |
| 1815 | 2.15 tonnes | +0.0% |
| 1816 | 2.15 tonnes | +0.0% |
| 1817 | 2.15 tonnes | +0.0% |
| 1818 | 2.15 tonnes | +0.0% |
| 1819 | 2.15 tonnes | +0.0% |
| 1820 | 2.15 tonnes | +0.0% |
| 1821 | 2.21 tonnes | +2.8% |
| 1822 | 2.27 tonnes | +2.8% |
| 1823 | 2.33 tonnes | +2.7% |
| 1824 | 2.39 tonnes | +2.6% |
| 1825 | 2.45 tonnes | +2.5% |
| 1826 | 2.51 tonnes | +2.5% |
| 1827 | 2.57 tonnes | +2.4% |
| 1828 | 2.63 tonnes | +2.4% |
| 1829 | 2.7 tonnes | +2.3% |
| 1830 | 2.76 tonnes | +2.3% |
| 1831 | 2.82 tonnes | +2.2% |
| 1832 | 2.88 tonnes | +2.2% |
| 1833 | 2.94 tonnes | +2.1% |
| 1834 | 3 tonnes | +2.1% |
| 1835 | 3.06 tonnes | +2.0% |
| 1836 | 3.12 tonnes | +2.0% |
| 1837 | 3.18 tonnes | +2.0% |
| 1838 | 3.25 tonnes | +1.9% |
| 1839 | 3.31 tonnes | +1.9% |
| 1840 | 3.37 tonnes | +1.9% |
| 1841 | 3.43 tonnes | +1.8% |
| 1842 | 3.49 tonnes | +1.8% |
| 1843 | 3.55 tonnes | +1.8% |
| 1844 | 3.61 tonnes | +1.7% |
| 1845 | 3.67 tonnes | +1.7% |
| 1846 | 3.74 tonnes | +1.7% |
| 1847 | 3.8 tonnes | +1.6% |
| 1848 | 3.86 tonnes | +1.6% |
| 1849 | 3.92 tonnes | +1.6% |
| 1850 | 3.98 tonnes | +1.6% |
| 1851 | 4.04 tonnes | +1.6% |
| 1852 | 4.11 tonnes | +1.5% |
| 1853 | 4.17 tonnes | +1.5% |
| 1854 | 4.23 tonnes | +1.5% |
| 1855 | 4.29 tonnes | +1.5% |
| 1856 | 4.36 tonnes | +1.5% |
| 1857 | 4.42 tonnes | +1.5% |
| 1858 | 4.49 tonnes | +1.5% |
| 1859 | 4.55 tonnes | +1.5% |
| 1860 | 4.62 tonnes | +1.4% |
| 1861 | 4.68 tonnes | +1.4% |
| 1862 | 4.75 tonnes | +1.4% |
| 1863 | 4.81 tonnes | +1.4% |
| 1864 | 4.88 tonnes | +1.4% |
| 1865 | 4.95 tonnes | +1.3% |
| 1866 | 5.01 tonnes | +1.3% |
| 1867 | 5.08 tonnes | +1.3% |
| 1868 | 5.14 tonnes | +1.3% |
| 1869 | 5.21 tonnes | +1.3% |
| 1870 | 5.28 tonnes | +1.3% |
| 1871 | 5.35 tonnes | +1.3% |
| 1872 | 5.41 tonnes | +1.2% |
| 1873 | 5.48 tonnes | +1.2% |
| 1874 | 5.55 tonnes | +1.2% |
| 1875 | 5.61 tonnes | +1.2% |
| 1876 | 5.68 tonnes | +1.2% |
| 1877 | 5.75 tonnes | +1.2% |
| 1878 | 5.82 tonnes | +1.2% |
| 1879 | 5.88 tonnes | +1.2% |
| 1880 | 5.95 tonnes | +1.2% |
| 1881 | 6.02 tonnes | +1.1% |
| 1882 | 6.09 tonnes | +1.1% |
| 1883 | 6.16 tonnes | +1.1% |
| 1884 | 6.22 tonnes | +1.1% |
| 1885 | 6.29 tonnes | +1.1% |
| 1886 | 6.36 tonnes | +1.1% |
| 1887 | 6.43 tonnes | +1.1% |
| 1888 | 6.5 tonnes | +1.1% |
| 1889 | 6.57 tonnes | +1.1% |
| 1890 | 6.64 tonnes | +1.1% |
| 1891 | 6.71 tonnes | +1.0% |
| 1892 | 6.77 tonnes | +1.0% |
| 1893 | 6.84 tonnes | +1.0% |
| 1894 | 6.91 tonnes | +1.0% |
| 1895 | 6.98 tonnes | +1.0% |
| 1896 | 7.05 tonnes | +1.0% |
| 1897 | 7.12 tonnes | +1.0% |
| 1898 | 7.19 tonnes | +1.0% |
| 1899 | 7.26 tonnes | +1.0% |
| 1900 | 7.33 tonnes | +1.0% |
| 1901 | 7.68 tonnes | +4.7% |
| 1902 | 8.03 tonnes | +4.6% |
| 1903 | 8.39 tonnes | +4.5% |
| 1904 | 8.75 tonnes | +4.3% |
| 1905 | 9.12 tonnes | +4.2% |
| 1906 | 9.5 tonnes | +4.1% |
| 1907 | 9.88 tonnes | +4.0% |
| 1908 | 10.27 tonnes | +3.9% |
| 1909 | 10.67 tonnes | +3.9% |
| 1910 | 11.07 tonnes | +3.8% |
| 1911 | 11.47 tonnes | +3.6% |
| 1912 | 11.88 tonnes | +3.5% |
| 1913 | 12.29 tonnes | +3.5% |
| 1914 | 12.71 tonnes | +3.4% |
| 1915 | 13.14 tonnes | +3.4% |
| 1916 | 13.57 tonnes | +3.3% |
| 1917 | 14.02 tonnes | +3.3% |
| 1918 | 14.47 tonnes | +3.2% |
| 1919 | 14.93 tonnes | +3.2% |
| 1920 | 15.4 tonnes | +3.1% |
| 1921 | 15.67 tonnes | +1.7% |
| 1922 | 15.93 tonnes | +1.7% |
| 1923 | 16.19 tonnes | +1.6% |
| 1924 | 16.44 tonnes | +1.6% |
| 1925 | 16.71 tonnes | +1.6% |
| 1926 | 16.96 tonnes | +1.5% |
| 1927 | 17.2 tonnes | +1.4% |
| 1928 | 17.42 tonnes | +1.3% |
| 1929 | 17.64 tonnes | +1.2% |
| 1930 | 17.84 tonnes | +1.2% |
| 1931 | 18.28 tonnes | +2.5% |
| 1932 | 18.72 tonnes | +2.4% |
| 1933 | 19.14 tonnes | +2.3% |
| 1934 | 19.51 tonnes | +1.9% |
| 1935 | 19.87 tonnes | +1.8% |
| 1936 | 20.23 tonnes | +1.8% |
| 1937 | 20.57 tonnes | +1.7% |
| 1938 | 20.91 tonnes | +1.6% |
| 1939 | 21.23 tonnes | +1.5% |
| 1940 | 21.54 tonnes | +1.5% |
| 1941 | 21.78 tonnes | +1.1% |
| 1942 | 22 tonnes | +1.0% |
| 1943 | 22.21 tonnes | +1.0% |
| 1944 | 22.41 tonnes | +0.9% |
| 1945 | 22.6 tonnes | +0.8% |
| 1946 | 22.78 tonnes | +0.8% |
| 1947 | 22.96 tonnes | +0.8% |
| 1948 | 23.13 tonnes | +0.8% |
| 1949 | 23.24 tonnes | +0.5% |
| 1950 | 23.31 tonnes | +0.3% |
| 1951 | 23.13 tonnes | -0.7% |
| 1952 | 22.97 tonnes | -0.7% |
| 1953 | 22.83 tonnes | -0.6% |
| 1954 | 117.98 tonnes | +416.8% |
| 1955 | 126.38 tonnes | +7.1% |
| 1956 | 156.56 tonnes | +23.9% |
| 1957 | 162.75 tonnes | +4.0% |
| 1958 | 146.58 tonnes | -9.9% |
| 1959 | 204.53 tonnes | +39.5% |
| 1960 | 258.88 tonnes | +26.6% |
| 1961 | 337.71 tonnes | +30.4% |
| 1962 | 494.21 tonnes | +46.3% |
| 1963 | 507.44 tonnes | +2.7% |
| 1964 | 615.84 tonnes | +21.4% |
| 1965 | 629.54 tonnes | +2.2% |
| 1966 | 676.75 tonnes | +7.5% |
| 1967 | 708.41 tonnes | +4.7% |
| 1968 | 699.18 tonnes | -1.3% |
| 1969 | 696.22 tonnes | -0.4% |
| 1970 | 834.57 tonnes | +19.9% |
| 1971 | 962.25 tonnes | +15.3% |
| 1972 | 997.57 tonnes | +3.7% |
| 1973 | 865.54 tonnes | -13.2% |
| 1974 | 1,139 tonnes | +31.6% |
| 1975 | 1,233 tonnes | +8.2% |
| 1976 | 1,009 tonnes | -18.2% |
| 1977 | 1,348 tonnes | +33.7% |
| 1978 | 1,771 tonnes | +31.4% |
| 1979 | 1,821 tonnes | +2.8% |
| 1980 | 2,234 tonnes | +22.7% |
| 1981 | 2,356 tonnes | +5.5% |
| 1982 | 2,221 tonnes | -5.7% |
| 1983 | 3,136 tonnes | +41.2% |
| 1984 | 3,409 tonnes | +8.7% |
| 1985 | 3,737 tonnes | +9.6% |
| 1986 | 4,536 tonnes | +21.4% |
| 1987 | 4,836 tonnes | +6.6% |
| 1988 | 4,860 tonnes | +0.5% |
| 1989 | 5,035 tonnes | +3.6% |
| 1990 | 6,102 tonnes | +21.2% |
| 1991 | 6,404 tonnes | +5.0% |
| 1992 | 6,952 tonnes | +8.6% |
| 1993 | 7,338 tonnes | +5.6% |
| 1994 | 8,344 tonnes | +13.7% |
| 1995 | 8,440 tonnes | +1.2% |
| 1996 | 9,658 tonnes | +14.4% |
| 1997 | 9,703 tonnes | +0.5% |
| 1998 | 10,462 tonnes | +7.8% |
| 1999 | 10,744 tonnes | +2.7% |
| 2000 | 11,120 tonnes | +3.5% |
| 2001 | 10,805 tonnes | -2.8% |
| 2002 | 10,281 tonnes | -4.9% |
| 2003 | 10,050 tonnes | -2.2% |
| 2004 | 11,573 tonnes | +15.2% |
| 2005 | 11,451 tonnes | -1.1% |
| 2006 | 10,911 tonnes | -4.7% |
| 2007 | 8,663 tonnes | -20.6% |
| 2008 | 7,378 tonnes | -14.8% |
| 2009 | 7,736 tonnes | +4.9% |
| 2010 | 6,136 tonnes | -20.7% |
| 2011 | 8,639 tonnes | +40.8% |
| 2012 | 8,386 tonnes | -2.9% |
| 2013 | 6,960 tonnes | -17.0% |
| 2014 | 7,084 tonnes | +1.8% |
| 2015 | 7,259 tonnes | +2.5% |
| 2016 | 7,262 tonnes | +0.0% |
| 2017 | 7,009 tonnes | -3.5% |
| 2018 | 7,053 tonnes | +0.6% |
| 2019 | 7,181 tonnes | +1.8% |
| 2020 | 6,624 tonnes | -7.8% |
| 2021 | 6,608 tonnes | -0.2% |
| 2022 | 6,330 tonnes | -4.2% |
Macao compared with similar countries
- Macao's 6,330 tonnes is below the median for high income countries, which is 90,409 tonnes, 7% of the median. (78 countries reporting)
- Macao's 6,330 tonnes is below the median for East Asia & Pacific, which is 102,909 tonnes, 6% of the median. (34 countries reporting)
Biggest year-on-year movements
Years where Emissions of air pollutants in Macao changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1954 | +416.8% | 22.83 tonnes | 117.98 tonnes |
| 1962 | +46.3% | 337.71 tonnes | 494.21 tonnes |
| 1983 | +41.2% | 2,221 tonnes | 3,136 tonnes |
| 2011 | +40.8% | 6,136 tonnes | 8,639 tonnes |
| 1959 | +39.5% | 146.58 tonnes | 204.53 tonnes |
| 1977 | +33.7% | 1,009 tonnes | 1,348 tonnes |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1750s | 1.71 tonnes | 1.68 tonnes | 1.74 tonnes | 10 |
| 1760s | 1.78 tonnes | 1.75 tonnes | 1.81 tonnes | 10 |
| 1770s | 1.85 tonnes | 1.82 tonnes | 1.89 tonnes | 10 |
| 1780s | 1.93 tonnes | 1.89 tonnes | 1.97 tonnes | 10 |
| 1790s | 2.01 tonnes | 1.97 tonnes | 2.05 tonnes | 10 |
| 1800s | 2.1 tonnes | 2.06 tonnes | 2.14 tonnes | 10 |
| 1810s | 2.15 tonnes | 2.14 tonnes | 2.15 tonnes | 10 |
| 1820s | 2.42 tonnes | 2.15 tonnes | 2.7 tonnes | 10 |
| 1830s | 3.03 tonnes | 2.76 tonnes | 3.31 tonnes | 10 |
| 1840s | 3.64 tonnes | 3.37 tonnes | 3.92 tonnes | 10 |
| 1850s | 4.26 tonnes | 3.98 tonnes | 4.55 tonnes | 10 |
| 1860s | 4.91 tonnes | 4.62 tonnes | 5.21 tonnes | 10 |
| 1870s | 5.58 tonnes | 5.28 tonnes | 5.88 tonnes | 10 |
| 1880s | 6.26 tonnes | 5.95 tonnes | 6.57 tonnes | 10 |
| 1890s | 6.95 tonnes | 6.64 tonnes | 7.26 tonnes | 10 |
| 1900s | 8.96 tonnes | 7.33 tonnes | 10.67 tonnes | 10 |
| 1910s | 12.95 tonnes | 11.07 tonnes | 14.93 tonnes | 10 |
| 1920s | 16.55 tonnes | 15.4 tonnes | 17.64 tonnes | 10 |
| 1930s | 19.63 tonnes | 17.84 tonnes | 21.23 tonnes | 10 |
| 1940s | 22.46 tonnes | 21.54 tonnes | 23.24 tonnes | 10 |
| 1950s | 100.7 tonnes | 22.83 tonnes | 204.53 tonnes | 10 |
| 1960s | 562.42 tonnes | 258.88 tonnes | 708.41 tonnes | 10 |
| 1970s | 1,198 tonnes | 834.57 tonnes | 1,821 tonnes | 10 |
| 1980s | 3,636 tonnes | 2,221 tonnes | 5,035 tonnes | 10 |
| 1990s | 8,415 tonnes | 6,102 tonnes | 10,744 tonnes | 10 |
| 2000s | 9,997 tonnes | 7,378 tonnes | 11,573 tonnes | 10 |
| 2010s | 7,297 tonnes | 6,136 tonnes | 8,639 tonnes | 10 |
| 2020s | 6,521 tonnes | 6,330 tonnes | 6,624 tonnes | 3 |
Countries ranked near Macao
- 185 Belize 7,408 tonnes compare
- 186 Cayman Islands 6,897 tonnes compare
- 187 Montenegro 6,414 tonnes compare
- 189 Saint Lucia 5,825 tonnes compare
- 190 East Timor 4,999 tonnes compare
- 191 Saint Kitts and Nevis 3,608 tonnes compare
More environment data for Macao
- Historical exposure to drought — Land soil moisture anomaly -3.98 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -3.98 Percentage change (2025)
- Nitrous oxide (N2O) emissions from Fugitive Emissions (Energy) (Mt) 0 % change on previous year (2024)
- Nitrous oxide (N2O) emissions from Building (Energy) (Mt CO2e) 7.41 % change on previous year (2024)
- Nitrous oxide (N2O) emissions from Building (Energy) (Mt CO2e), per 0 Mt CO2e per US$ of GDP (2024)
- Nitrous oxide (N2O) emissions from Building (Energy) (Mt CO2e), per 0 Mt CO2e per person (2024)
- Nitrous oxide (N2O) emissions from Fugitive Emissions (Energy) (Mt) 0 Mt CO2e per person (2024)
- Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt) 0 Mt CO2e per US$ of GDP (2024)
- Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt) 0 % change on previous year (2024)
- Nitrous oxide (N2O) emissions from Agriculture (Mt CO2e), per capita 0 Mt CO2e per person (2024)
Frequently asked questions
- What is emissions of air pollutants in Macao?
- Emissions of air pollutants in Macao was 6,330 tonnes in 2022, according to Hoesly et al. (2024) – Community Emissions Data System (CEDS) – with major processing by Our World in Data.
- What is the highest emissions of air pollutants recorded in Macao?
- The highest recorded value was 11,573 tonnes in 2004.
- What is the lowest emissions of air pollutants recorded in Macao?
- The lowest recorded value was 1.68 tonnes in 1750.
- How does Macao rank for emissions of air pollutants?
- Macao ranks 188th out of 220 countries with data for 2022.
- Is emissions of air pollutants rising or falling in Macao?
- Over the last ten years it is down 24.5%. The long-run trend across the full record is volatile.
- Where does this Macao data come from?
- The figures come from Hoesly et al. (2024) – Community Emissions Data System (CEDS) – with major processing by Our World in Data, published as part of Emissions of air pollutants. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 273 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Nitrogen oxides (NOₓ) are gases that are mainly formed during the burning of fossil fuels. Exposure to NOₓ gases can have negative impacts on respiratory health. NOₓ gases can also lead to the formation of ozone – another air pollutant.