Iran vs Tonga: Per capita nitrous oxide emissions by sector
Iran
185.08 kilograms per person
in 2023
Tonga
191.18 kilograms per person
in 2023
Iran rank
107th
Tonga rank
106th
Per capita nitrous oxide emissions by sector over time
- Iran
- Tonga
How they compare
Tonga currently reports 191.18 kilograms per person against 185.08 kilograms per person in Iran, a difference of 6.1 kilograms per person.
The two have swapped places 3 times across 34 shared years of data; in 1990 it was Iran ahead.
Iran ranks 107th and Tonga ranks 106th of 193 countries.
Across the 4 decades both report, Iran averaged higher in 2 and Tonga in 2.
Head to head by decade
| Decade | Iran | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 220.54 kilograms per person | 199.08 kilograms per person | 21.46 kilograms per person | Iran |
| 2000s | 236.54 kilograms per person | 190.08 kilograms per person | 46.46 kilograms per person | Iran |
| 2010s | 176.22 kilograms per person | 187.9 kilograms per person | 11.67 kilograms per person | Tonga |
| 2020s | 187.51 kilograms per person | 190.08 kilograms per person | 2.57 kilograms per person | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher per capita nitrous oxide emissions by sector, Iran or Tonga?
- Tonga, at 191.18 kilograms per person against 185.08 kilograms per person in Iran as of 2023.
- What is the difference in per capita nitrous oxide emissions by sector between Iran and Tonga?
- 6.1 kilograms per person, with Tonga ahead.
- How many years of comparable data are there for Iran and Tonga?
- 34 years are reported by both, from 1990 to 2023.
- How do Iran and Tonga rank globally for per capita nitrous oxide emissions by sector?
- Iran ranks 107th and Tonga ranks 106th of 193 countries.
- Where does this data come from?
- Climate Watch (2026); Population based on various sources (2024) β with major processing by Our World in Data, published as Per capita nitrous oxide emissions by sector. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Emissions are measured in kilograms of carbon dioxide-equivalents per person.