Change in the consumption of ozone-depleting substances in Iran
Iran: Change in the consumption of ozone-depleting substances was 2.87 in 2021. ◆ Volatile
Change in the consumption of ozone-depleting substances in Iran, 1986–2021
Source: UN Environment Programme (2023) – processed by Our World in Data.
Analysis
The most recent figure for change in the consumption of ozone-depleting substances in Iran is 2.87, measured in 2021.
That represents a change of down 24.3% on the previous year and down 67.2% over ten years.
Over the whole period, change in the consumption of ozone-depleting substances in Iran peaked at 227.81 in 1997 and was at its lowest, 1.48, in 2019.
Iran ranks 78th of 162 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Change in the consumption of ozone-depleting substances in Iran, year by year
| Year | Value | Change |
|---|---|---|
| 1986 | 100 | — |
| 1989 | 53 | -47.0% |
| 1990 | 32.3 | -39.1% |
| 1991 | 159.06 | +392.4% |
| 1992 | 166.72 | +4.8% |
| 1993 | 186.96 | +12.1% |
| 1994 | 159.09 | -14.9% |
| 1995 | 108.71 | -31.7% |
| 1996 | 87.43 | -19.6% |
| 1997 | 227.81 | +160.6% |
| 1998 | 206.78 | -9.2% |
| 1999 | 137.32 | -33.6% |
| 2000 | 131.91 | -3.9% |
| 2001 | 134.49 | +2.0% |
| 2002 | 198.64 | +47.7% |
| 2003 | 156.48 | -21.2% |
| 2004 | 143.39 | -8.4% |
| 2005 | 56.73 | -60.4% |
| 2006 | 26.5 | -53.3% |
| 2007 | 17.28 | -34.8% |
| 2008 | 11.78 | -31.8% |
| 2009 | 10.8 | -8.3% |
| 2010 | 9.76 | -9.6% |
| 2011 | 8.75 | -10.3% |
| 2012 | 8.73 | -0.2% |
| 2013 | 8.29 | -5.0% |
| 2014 | 7.93 | -4.3% |
| 2015 | 7.17 | -9.6% |
| 2016 | 6.32 | -11.9% |
| 2017 | 5.31 | -16.0% |
| 2018 | 3.78 | -28.8% |
| 2019 | 1.48 | -60.8% |
| 2020 | 3.79 | +156.1% |
| 2021 | 2.87 | -24.3% |
Iran compared with similar countries
- Iran's 2.87 is above the median for upper middle income countries, which is 1.45, 2.0× the median. (57 countries reporting)
- Iran's 2.87 is below the median for Middle East, North Africa, Afghanistan & Pakistan, which is 4.21, 68% of the median. (21 countries reporting)
Biggest year-on-year movements
Years where Change in the consumption of ozone-depleting substances 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.
| Year | Change | From | To |
|---|---|---|---|
| 1991 | +392.4% | 32.3 | 159.06 |
| 1997 | +160.6% | 87.43 | 227.81 |
| 2020 | +156.1% | 1.48 | 3.79 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 76.5 | 53 | 100 | 2 |
| 1990s | 147.22 | 32.3 | 227.81 | 10 |
| 2000s | 88.8 | 10.8 | 198.64 | 10 |
| 2010s | 6.75 | 1.48 | 9.76 | 10 |
| 2020s | 3.33 | 2.87 | 3.79 | 2 |
Countries ranked near Iran
More environment data for Iran
- 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)
- 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)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Building (Energy) (Mt CO2e), annual -0.0807 % change on previous year (2024)
- Methane (CH4) emissions from Building (Energy) (Mt CO2e), per unit of 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is change in the consumption of ozone-depleting substances in Iran?
- Change in the consumption of ozone-depleting substances in Iran was 2.87 in 2021, according to UN Environment Programme (2023) – processed by Our World in Data.
- What is the highest change in the consumption of ozone-depleting substances recorded in Iran?
- The highest recorded value was 227.81 in 1997.
- What is the lowest change in the consumption of ozone-depleting substances recorded in Iran?
- The lowest recorded value was 1.48 in 2019.
- How does Iran rank for change in the consumption of ozone-depleting substances?
- Iran ranks 78th out of 162 countries with data for 2021.
- Is change in the consumption of ozone-depleting substances rising or falling in Iran?
- Over the last ten years it is down 67.2%. The long-run trend across the full record is volatile.
- Where does this Iran data come from?
- The figures come from UN Environment Programme (2023) – processed by Our World in Data, published as part of Change in the consumption of ozone-depleting substances. 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
Consumption of various controlled substances. These include Bromochloromethane (BCM), Carbon Tetrachloride (CTC), Chlorofluorocarbons (CFCs), Hydrobromofluorocarbons (HBFCs), Hydrochlorofluorocarbons (HCFCs), Hydrofluorocarbons (HFCs), Methyl Bromide (MB), Methyl Chloroform (TCA) and Other Fully Halogenated CFCs. This is measured as an index relative to emissions in the year 1986 (1986 = 100).