Nauru vs Portugal: Per capita CO₂ emissions from transport
Nauru
1,681 kilograms per person
in 2023
Portugal
1,675 kilograms per person
in 2023
Nauru rank
42nd
Portugal rank
44th
Per capita CO₂ emissions from transport over time
- Nauru
- Portugal
How they compare
Nauru currently reports 1,681 kilograms per person against 1,675 kilograms per person in Portugal, a difference of 6 kilograms per person.
The two have swapped places 2 times across 34 shared years of data; in 1990 it was Nauru ahead.
Nauru ranks 42nd and Portugal ranks 44th of 191 countries.
Across the 4 decades both report, Nauru averaged higher in 2 and Portugal in 2.
Head to head by decade
| Decade | Nauru | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 2,877 kilograms per person | 1,274 kilograms per person | 1,602 kilograms per person | Nauru |
| 2000s | 1,287 kilograms per person | 1,803 kilograms per person | 515.36 kilograms per person | Portugal |
| 2010s | 1,276 kilograms per person | 1,590 kilograms per person | 313.87 kilograms per person | Portugal |
| 2020s | 1,698 kilograms per person | 1,529 kilograms per person | 169.12 kilograms per person | Nauru |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher per capita co₂ emissions from transport, Nauru or Portugal?
- Nauru, at 1,681 kilograms per person against 1,675 kilograms per person in Portugal as of 2023.
- What is the difference in per capita co₂ emissions from transport between Nauru and Portugal?
- 6 kilograms per person, with Nauru ahead.
- How many years of comparable data are there for Nauru and Portugal?
- 34 years are reported by both, from 1990 to 2023.
- How do Nauru and Portugal rank globally for per capita co₂ emissions from transport?
- Nauru ranks 42nd and Portugal ranks 44th of 191 countries.
- Where does this data come from?
- Climate Watch (2026); Population based on various sources (2024) – with major processing by Our World in Data, published as Per capita CO₂ emissions from transport. 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 per person.