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

05.0M10.0M15.0M20.0M1990200620231990: 12.1M tonnes1991: 12.6M tonnes1992: 14.2M tonnes1993: 12.8M tonnes1994: 13.2M tonnes1995: 13.5M tonnes1996: 13.8M tonnes1997: 14.7M tonnes1998: 15.3M tonnes1999: 14.8M tonnes2000: 14.8M tonnes2001: 15.0M tonnes2002: 15.8M tonnes2003: 16.3M tonnes2004: 17.3M tonnes2005: 17.7M tonnes2006: 19.2M tonnes2007: 18.1M tonnes2008: 17.3M tonnes2009: 17.2M tonnes2010: 16.8M tonnes2011: 14.2M tonnes2012: 14.9M tonnes2013: 14.6M tonnes2014: 13.7M tonnes2015: 13.5M tonnes2016: 13.8M tonnes2017: 13.5M tonnes2018: 14.3M tonnes2019: 15.1M tonnes2020: 16.3M tonnes2021: 16.8M tonnes2022: 17.0M tonnes2023: 16.8M tonnes

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.

Averages by decade

DecadeAverage LowestHighest 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

  1. 25 Poland 18.02 million tonnes compare
  2. 26 South Sudan 17.84 million tonnes compare
  3. 27 Kenya 17.09 million tonnes compare
  4. 29 Angola 15.70 million tonnes compare
  5. 30 Ukraine 15.18 million tonnes compare
  6. 31 Uzbekistan 14.25 million tonnes compare

See the full ranking of 193 places →

More climate change data for Iran

All data for Iran →

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

Indicator
Nitrous oxide emissions by sector
Unit
tonnes
Source
Climate Watch (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
193 places, 6,559 data points, 1990–2023
Last refreshed

Emissions are measured in tonnes of carbon dioxide-equivalents.