Nitrous oxide emissions by sector in Iran
Iran: Nitrous oxide emissions by sector was 16.77 million tonnes in 2023. ▲ Rising
Latest (2023)
16.77 million tonnes
Change on year
down 1.5%
World rank
28th
of 193 countries
All-time high
19.25 million tonnes
in 2006
All-time low
12.12 million tonnes
in 1990
Years of data
34
1990–2023
Nitrous oxide emissions by sector in Iran, 1990–2023
Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.
Analysis
The most recent figure for nitrous oxide emissions by sector in Iran is 16.77 million tonnes, measured in 2023.
Compared with earlier readings it is down 1.5% on the previous year and up 14.8% over ten years.
Over the whole period, nitrous oxide emissions by sector in Iran peaked at 19.25 million tonnes in 2006 and was at its lowest, 12.12 million tonnes, in 1990.
That places Iran 28th out of 193 countries with data for 2023, putting it in the top quarter.
The long-run direction has been consistently rising across the 34 years of available data.
Nitrous oxide emissions by sector in Iran, year by year
| Year | tonnes | Change |
|---|---|---|
| 1990 | 12.12 million tonnes | — |
| 1991 | 12.63 million tonnes | +4.2% |
| 1992 | 14.20 million tonnes | +12.4% |
| 1993 | 12.77 million tonnes | -10.1% |
| 1994 | 13.21 million tonnes | +3.4% |
| 1995 | 13.47 million tonnes | +2.0% |
| 1996 | 13.85 million tonnes | +2.8% |
| 1997 | 14.71 million tonnes | +6.2% |
| 1998 | 15.35 million tonnes | +4.4% |
| 1999 | 14.83 million tonnes | -3.4% |
| 2000 | 14.82 million tonnes | -0.1% |
| 2001 | 15.00 million tonnes | +1.2% |
| 2002 | 15.76 million tonnes | +5.1% |
| 2003 | 16.32 million tonnes | +3.6% |
| 2004 | 17.29 million tonnes | +5.9% |
| 2005 | 17.69 million tonnes | +2.3% |
| 2006 | 19.25 million tonnes | +8.8% |
| 2007 | 18.09 million tonnes | -6.0% |
| 2008 | 17.28 million tonnes | -4.5% |
| 2009 | 17.19 million tonnes | -0.5% |
| 2010 | 16.80 million tonnes | -2.3% |
| 2011 | 14.23 million tonnes | -15.3% |
| 2012 | 14.91 million tonnes | +4.8% |
| 2013 | 14.61 million tonnes | -2.0% |
| 2014 | 13.66 million tonnes | -6.5% |
| 2015 | 13.46 million tonnes | -1.5% |
| 2016 | 13.82 million tonnes | +2.7% |
| 2017 | 13.51 million tonnes | -2.2% |
| 2018 | 14.33 million tonnes | +6.1% |
| 2019 | 15.10 million tonnes | +5.4% |
| 2020 | 16.26 million tonnes | +7.7% |
| 2021 | 16.76 million tonnes | +3.1% |
| 2022 | 17.02 million tonnes | +1.6% |
| 2023 | 16.77 million tonnes | -1.5% |
Iran compared with similar countries
- Iran's 16.77 million tonnes is above the median for upper middle income countries, which is 1.82 million tonnes, 9.2× the median. (58 countries reporting)
- Iran's 16.77 million tonnes is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 1.59 million tonnes, 10.5× the median. (22 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 13.71 million tonnes | 12.12 million tonnes | 15.35 million tonnes | 10 |
| 2000s | 16.87 million tonnes | 14.82 million tonnes | 19.25 million tonnes | 10 |
| 2010s | 14.44 million tonnes | 13.46 million tonnes | 16.80 million tonnes | 10 |
| 2020s | 16.70 million tonnes | 16.26 million tonnes | 17.02 million tonnes | 4 |
Countries ranked near Iran
More climate change data for Iran
- Spring temperature anomalies 0.0713 °C (2026)
- Summer temperature anomalies 1.08 °C (2026)
- Temperature anomalies by month 0.2419 °C (2026)
- Share of global CO₂ emissions and population 0.8% (2100)
- Population, total, annual growth rate 0.9283 % change on previous year (2025)
- Population, total, per unit of GDP 0.0003 units per US$ of GDP (2025)
- Urban population, annual growth rate 1.39 % change on previous year (2025)
- Urban population, per unit of GDP 0.0002 units per US$ of GDP (2025)
- Urban population, per capita 0.7738 units per person (2025)
- Precipitation anomalies, annual growth rate -620.65 % change on previous year (2025)
Frequently asked questions
- What is nitrous oxide emissions by sector in Iran?
- Nitrous oxide emissions by sector in Iran was 16.77 million tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
- What is the highest nitrous oxide emissions by sector recorded in Iran?
- The highest recorded value was 19.25 million tonnes in 2006.
- What is the lowest nitrous oxide emissions by sector recorded in Iran?
- The lowest recorded value was 12.12 million tonnes in 1990.
- How does Iran rank for nitrous oxide emissions by sector?
- Iran ranks 28th out of 193 countries with data for 2023.
- Is nitrous oxide emissions by sector rising or falling in Iran?
- Over the last ten years it is up 14.8%. The long-run trend across the full record is rising.
- Where does this Iran data come from?
- The figures come from Climate Watch (2026) – with major processing by Our World in Data, published as part of Nitrous oxide emissions by sector. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 34 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Emissions are measured in tonnes of carbon dioxide-equivalents.