CO₂ emissions from transport in Iran

Iran: CO₂ emissions from transport was 148.49 million tonnes in 2023. ▲ Rising

Latest (2023)
148.49 million tonnes
Change on year
down 6.5%
World rank
9th
of 191 countries
All-time high
158.76 million tonnes
in 2022
All-time low
39.15 million tonnes
in 1990
Years of data
34
1990–2023

CO₂ emissions from transport in Iran, 1990–2023

50.0M75.0M100.0M125.0M150.0M1990200620231990: 39.1M tonnes1991: 42.3M tonnes1992: 44.1M tonnes1993: 49.8M tonnes1994: 56.8M tonnes1995: 55.7M tonnes1996: 59.9M tonnes1997: 61.3M tonnes1998: 63.7M tonnes1999: 71.2M tonnes2000: 76.5M tonnes2001: 80.3M tonnes2002: 86.6M tonnes2003: 91.4M tonnes2004: 97.0M tonnes2005: 104.9M tonnes2006: 111.1M tonnes2007: 110.5M tonnes2008: 115.2M tonnes2009: 125.2M tonnes2010: 117.8M tonnes2011: 118.0M tonnes2012: 124.9M tonnes2013: 129.5M tonnes2014: 142.5M tonnes2015: 140.4M tonnes2016: 131.6M tonnes2017: 136.3M tonnes2018: 139.7M tonnes2019: 144.9M tonnes2020: 130.0M tonnes2021: 142.9M tonnes2022: 158.8M tonnes2023: 148.5M tonnes

Source: Climate Watch (2026) – with major processing by Our World in Data. Measured in tonnes.

Analysis

The most recent figure for co₂ emissions from transport in Iran is 148.49 million tonnes, measured in 2023.

Compared with earlier readings it is down 6.5% on the previous year and up 14.7% over ten years.

Over the whole period, co₂ emissions from transport in Iran peaked at 158.76 million tonnes in 2022 and was at its lowest, 39.15 million tonnes, in 1990.

Iran ranks 9th of 191 countries on this measure, in the top 10%.

The long-run direction has been consistently rising across the 34 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1990s 54.40 million tonnes 39.15 million tonnes 71.21 million tonnes 10
2000s 99.88 million tonnes 76.49 million tonnes 125.21 million tonnes 10
2010s 132.58 million tonnes 117.85 million tonnes 144.87 million tonnes 10
2020s 145.03 million tonnes 130.01 million tonnes 158.76 million tonnes 4

Countries ranked near Iran

  1. 6 Japan 186.34 million tonnes compare
  2. 7 Canada 164.50 million tonnes compare
  3. 8 Mexico 151.42 million tonnes compare
  4. 10 Indonesia 146.90 million tonnes compare
  5. 11 Saudi Arabia 142.97 million tonnes compare
  6. 12 Germany 136.93 million tonnes compare

See the full ranking of 191 places →

More climate change data for Iran

All data for Iran →

Frequently asked questions

What is co₂ emissions from transport in Iran?
Co₂ emissions from transport in Iran was 148.49 million tonnes in 2023, according to Climate Watch (2026) – with major processing by Our World in Data.
What is the highest co₂ emissions from transport recorded in Iran?
The highest recorded value was 158.76 million tonnes in 2022.
What is the lowest co₂ emissions from transport recorded in Iran?
The lowest recorded value was 39.15 million tonnes in 1990.
How does Iran rank for co₂ emissions from transport?
Iran ranks 9th out of 191 countries with data for 2023.
Is co₂ emissions from transport rising or falling in Iran?
Over the last ten years it is up 14.7%. 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 CO₂ emissions from transport. 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

Indicator
CO₂ emissions from transport
Unit
tonnes
Source
Climate Watch (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
191 places, 6,476 data points, 1990–2023
Last refreshed

Emissions are measured in tonnes.