Human caused air pollution exposure in Iran
Iran: Human caused air pollution exposure was 28.74 in 2024. ▲ Rising
Latest (2024)
28.74
Change on year
up 0.5%
World rank
28th
of 240 countries
All-time high
28.74
in 2024
All-time low
19.08
in 1999
Years of data
27
1998–2024
Human caused air pollution exposure in Iran, 1998–2024
Source: Our World in Data.
Analysis
The most recent figure for human caused air pollution exposure in Iran is 28.74, measured in 2024. That is the highest value across all 27 years on record.
Compared with earlier readings it is up 0.5% on the previous year and up 12.5% over ten years.
Over the whole period, human caused air pollution exposure in Iran peaked at 28.74 in 2024 and was at its lowest, 19.08, in 1999.
Iran ranks 28th of 240 countries on this measure, in the top quarter.
The long-run direction has been consistently rising across the 27 years of available data.
Human caused air pollution exposure in Iran, year by year
| Year | Value | Change |
|---|---|---|
| 1998 | 19.54 | — |
| 1999 | 19.08 | -2.4% |
| 2000 | 23.23 | +21.8% |
| 2001 | 21.68 | -6.7% |
| 2002 | 22.95 | +5.9% |
| 2003 | 21.28 | -7.3% |
| 2004 | 21.17 | -0.5% |
| 2005 | 22.96 | +8.5% |
| 2006 | 23.72 | +3.3% |
| 2007 | 24.1 | +1.6% |
| 2008 | 25.21 | +4.6% |
| 2009 | 26.89 | +6.7% |
| 2010 | 26.72 | -0.6% |
| 2011 | 27.4 | +2.5% |
| 2012 | 26.87 | -1.9% |
| 2013 | 24.47 | -8.9% |
| 2014 | 25.54 | +4.4% |
| 2015 | 24.53 | -4.0% |
| 2016 | 24.26 | -1.1% |
| 2017 | 26.7 | +10.1% |
| 2018 | 25.11 | -6.0% |
| 2019 | 26.05 | +3.7% |
| 2020 | 25.45 | -2.3% |
| 2021 | 25.18 | -1.1% |
| 2022 | 26.84 | +6.6% |
| 2023 | 28.59 | +6.5% |
| 2024 | 28.74 | +0.5% |
Iran compared with similar countries
- Iran's 28.74 is above the median for upper middle income countries, which is 15.58, 1.8× the median. (58 countries reporting)
- Iran's 28.74 is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 25.47, 1.1× the median. (23 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 19.31 | 19.08 | 19.54 | 2 |
| 2000s | 23.32 | 21.17 | 26.89 | 10 |
| 2010s | 25.76 | 24.26 | 27.4 | 10 |
| 2020s | 26.96 | 25.18 | 28.74 | 5 |
Countries ranked near Iran
More environment data for Iran
- Grazing land use over the long-term, annual growth rate 0 % change on previous year (2025)
- Grazing land use over the long-term, per unit of GDP 0.0001 hectares per US$ of GDP (2025)
- Grazing land use over the long-term, per capita 0.319 hectares per person (2025)
- Historical exposure to drought — Land soil moisture anomaly -30.46 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -21.27 Percentage change (2025)
- Grazing land use over the long-term, per square kilometre 18.17 hectares per square kilometre (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 2.4 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate 1.9 % change on previous year (2024)
Frequently asked questions
- What is human caused air pollution exposure in Iran?
- Human caused air pollution exposure in Iran was 28.74 in 2024, according to Our World in Data.
- What is the highest human caused air pollution exposure recorded in Iran?
- The highest recorded value was 28.74 in 2024.
- What is the lowest human caused air pollution exposure recorded in Iran?
- The lowest recorded value was 19.08 in 1999.
- How does Iran rank for human caused air pollution exposure?
- Iran ranks 28th out of 240 countries with data for 2024.
- Is human caused air pollution exposure rising or falling in Iran?
- Over the last ten years it is up 12.5%. The long-run trend across the full record is rising.
- Where does this Iran data come from?
- The figures come from Our World in Data, published as part of Human caused air pollution exposure. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 27 observations, free to reuse under CC BY 4.0 (Our World in Data).