Iran vs Vietnam: Share of global nitrous oxide emissions

Iran
1.1%
in 2024
Vietnam
1.0%
in 2024
Iran rank
17th
Vietnam rank
20th

Share of global nitrous oxide emissions over time

  • Iran
  • Vietnam
0.20.40.60.811.2185019372024

How they compare

Iran currently reports 1.1% against 1.0% in Vietnam, a difference of 0.1%.

That makes Iran's figure about 1.1 times Vietnam's.

The two have swapped places 2 times across 175 shared years of data; in 1850 it was Iran ahead.

Iran ranks 17th and Vietnam ranks 20th of 201 countries.

Iran has averaged higher in every one of the 18 decades both report.

Head to head by decade

Decade Iran Vietnam Difference Ahead
1850s 0.4% 0.2% 0.2% Iran
1860s 0.4% 0.2% 0.2% Iran
1870s 0.4% 0.2% 0.2% Iran
1880s 0.4% 0.2% 0.2% Iran
1890s 0.4% 0.2% 0.2% Iran
1900s 0.3% 0.2% 0.1% Iran
1910s 0.3% 0.2% 0.1% Iran
1920s 0.4% 0.3% 0.1% Iran
1930s 0.5% 0.3% 0.2% Iran
1940s 0.5% 0.3% 0.2% Iran
1950s 0.5% 0.3% 0.2% Iran
1960s 0.5% 0.3% 0.2% Iran
1970s 0.6% 0.3% 0.2% Iran
1980s 0.7% 0.4% 0.3% Iran
1990s 0.9% 0.6% 0.3% Iran
2000s 1.1% 0.8% 0.3% Iran
2010s 1.0% 0.9% 0.1% Iran
2020s 1.1% 1.0% 0.0% Iran

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of global nitrous oxide emissions, Iran or Vietnam?
Iran, at 1.1% against 1.0% in Vietnam as of 2024.
What is the difference in share of global nitrous oxide emissions between Iran and Vietnam?
0.1%, with Iran ahead.
How many years of comparable data are there for Iran and Vietnam?
175 years are reported by both, from 1850 to 2024.
How do Iran and Vietnam rank globally for share of global nitrous oxide emissions?
Iran ranks 17th and Vietnam ranks 20th of 201 countries.
Where does this data come from?
Jones et al. (2025) – with major processing by Our World in Data, published as Share of global nitrous oxide emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Share of global nitrous oxide emissions
Unit
%
Source
Jones et al. (2025) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
201 places, 35,175 data points, 1850–2024
Last refreshed

Measured as a percentage of the world's nitrous oxide emissions.