Share of cumulative co2 in Iran

Iran: Share of cumulative co2 was 1.18 in 2024. ◆ Volatile

Latest (2024)
1.18
Change on year
up 1.6%
World rank
15th
of 215 countries
All-time high
1.18
in 2024
All-time low
0
in 1906
Years of data
115
1906–2024

Share of cumulative co2 in Iran, 1906–2024

00.250.50.7511.2190619652024

Source: Our World in Data.

Analysis

Iran recorded 1.18 for share of cumulative co2 in 2024. That is the highest value across all 115 years on record.

That represents a change of up 1.6% on the previous year and up 20.1% over ten years.

Over the whole period, share of cumulative co2 in Iran peaked at 1.18 in 2024 and was at its lowest, 0, in 1906.

Iran ranks 15th of 215 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Share of cumulative co2 in Iran, year by year

Annual values for Share of cumulative co2 in Iran, 1906 to 2024.
Year Value Change
1906 0 —
1911 0.0002 +2937.4%
1912 0.0005 +169.6%
1913 0.0016 +203.8%
1914 0.0029 +86.7%
1915 0.0044 +52.3%
1916 0.0065 +46.8%
1917 0.0092 +42.4%
1918 0.0124 +34.9%
1919 0.0164 +31.6%
1920 0.0211 +28.6%
1921 0.0272 +29.3%
1922 0.0348 +27.8%
1923 0.0439 +26.0%
1924 0.054 +23.0%
1925 0.064 +18.6%
1926 0.0742 +15.9%
1927 0.0848 +14.3%
1928 0.0956 +12.7%
1929 0.105 +9.9%
1930 0.1152 +9.7%
1931 0.1247 +8.3%
1932 0.1356 +8.7%
1933 0.1472 +8.5%
1934 0.1589 +7.9%
1935 0.1698 +6.8%
1936 0.1811 +6.7%
1937 0.1951 +7.8%
1938 0.2088 +7.0%
1939 0.2206 +5.6%
1940 0.2296 +4.1%
1941 0.2347 +2.2%
1942 0.244 +4.0%
1943 0.2532 +3.8%
1944 0.2674 +5.6%
1945 0.2876 +7.5%
1946 0.3099 +7.8%
1947 0.332 +7.1%
1948 0.3591 +8.2%
1949 0.3544 -1.3%
1950 0.3495 -1.4%
1951 0.343 -1.8%
1952 0.3356 -2.2%
1953 0.3283 -2.2%
1954 0.3201 -2.5%
1955 0.317 -0.9%
1956 0.3162 -0.3%
1957 0.3147 -0.5%
1958 0.3143 -0.1%
1959 0.3136 -0.2%
1960 0.3161 +0.8%
1961 0.3182 +0.7%
1962 0.3202 +0.6%
1963 0.3227 +0.8%
1964 0.3263 +1.1%
1965 0.331 +1.4%
1966 0.3377 +2.0%
1967 0.3446 +2.0%
1968 0.3541 +2.8%
1969 0.3625 +2.4%
1970 0.3713 +2.4%
1971 0.3813 +2.7%
1972 0.391 +2.5%
1973 0.4042 +3.4%
1974 0.4195 +3.8%
1975 0.4328 +3.2%
1976 0.4479 +3.5%
1977 0.4629 +3.3%
1978 0.476 +2.8%
1979 0.4881 +2.5%
1980 0.4924 +0.9%
1981 0.4957 +0.7%
1982 0.5027 +1.4%
1983 0.5111 +1.7%
1984 0.5186 +1.5%
1985 0.5266 +1.5%
1986 0.5323 +1.1%
1987 0.5386 +1.2%
1988 0.5462 +1.4%
1989 0.5551 +1.6%
1990 0.5656 +1.9%
1991 0.5767 +2.0%
1992 0.5882 +2.0%
1993 0.6 +2.0%
1994 0.6141 +2.4%
1995 0.6278 +2.2%
1996 0.641 +2.1%
1997 0.6526 +1.8%
1998 0.6674 +2.3%
1999 0.6879 +3.1%
2000 0.7062 +2.7%
2001 0.7257 +2.8%
2002 0.7445 +2.6%
2003 0.7627 +2.4%
2004 0.7821 +2.5%
2005 0.802 +2.5%
2006 0.8231 +2.6%
2007 0.843 +2.4%
2008 0.8633 +2.4%
2009 0.884 +2.4%
2010 0.9039 +2.3%
2011 0.9231 +2.1%
2012 0.9427 +2.1%
2013 0.9619 +2.0%
2014 0.9823 +2.1%
2015 1 +2.0%
2016 1.02 +1.9%
2017 1.04 +2.0%
2018 1.06 +1.7%
2019 1.08 +1.9%
2020 1.1 +2.0%
2021 1.12 +2.0%
2022 1.14 +1.7%
2023 1.16 +1.7%
2024 1.18 +1.6%

Iran compared with similar countries

  • Iran's 1.18 is above the median for upper middle income countries, which is 0.0447, 26.4× the median. (58 countries reporting)
  • Iran's 1.18 is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 0.1112, 10.6× the median. (23 countries reporting)

Biggest year-on-year movements

Years where Share of cumulative co2 in Iran 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.

YearChange FromTo
1911 +2937.4% 0 0.0002
1913 +203.8% 0.0005 0.0016
1912 +169.6% 0.0002 0.0005
1914 +86.7% 0.0016 0.0029
1915 +52.3% 0.0029 0.0044
1916 +46.8% 0.0044 0.0065

Averages by decade

DecadeAverage LowestHighest Years
1900s 0 0 0 1
1910s 0.006 0.0002 0.0164 9
1920s 0.0605 0.0211 0.105 10
1930s 0.1657 0.1152 0.2206 10
1940s 0.2872 0.2296 0.3591 10
1950s 0.3252 0.3136 0.3495 10
1960s 0.3333 0.3161 0.3625 10
1970s 0.4275 0.3713 0.4881 10
1980s 0.5219 0.4924 0.5551 10
1990s 0.6221 0.5656 0.6879 10
2000s 0.7937 0.7062 0.884 10
2010s 0.9914 0.9039 1.08 10
2020s 1.14 1.1 1.18 5

Countries ranked near Iran

  1. 12 Italy 1.41 compare
  2. 13 South Africa 1.23 compare
  3. 14 Mexico 1.19 compare
  4. 16 South Korea 1.12 compare
  5. 17 Australia 1.08 compare
  6. 18 Saudi Arabia 1.03 compare

See the full ranking of 215 places →

More climate change data for Iran

All data for Iran →

Frequently asked questions

What is share of cumulative co2 in Iran?
Share of cumulative co2 in Iran was 1.18 in 2024, according to Our World in Data.
What is the highest share of cumulative co2 recorded in Iran?
The highest recorded value was 1.18 in 2024.
What is the lowest share of cumulative co2 recorded in Iran?
The lowest recorded value was 0 in 1906.
How does Iran rank for share of cumulative co2?
Iran ranks 15th out of 215 countries with data for 2024.
Is share of cumulative co2 rising or falling in Iran?
Over the last ten years it is up 20.1%. The long-run trend across the full record is volatile.
Where does this Iran data come from?
The figures come from Our World in Data, published as part of Share of cumulative co2. Statizoid updates them automatically from the source API.

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Share of cumulative co2 in Iran. Statizoid, drawing on Our World in Data. Retrieved 15 November 2026, from https://climate.statizoid.com/stat/share-of-cumulative-co2/iran-islamic-rep/

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About this data

Indicator
Share of cumulative co2
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
215 places, 23,408 data points, 1750–2024
Last refreshed