What is the difference in ippu — emissions (n2o), per square kilometre between Nauru and Portugal?

0 kt per square kilometre, with Portugal ahead.

How many years of comparable data are there for Nauru and Portugal?

63 years are reported by both, from 1961 to 2023.

Where does this data come from?

Statizoid (derived), published as IPPU — Emissions (N2O), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Nauru vs Portugal: IPPU — Emissions (N2O), per square kilometre

Nauru

0 kt per square kilometre

in 2023

Portugal

0 kt per square kilometre

in 2023

Nauru rank

40th

Portugal rank

39th

IPPU — Emissions (N2O), per square kilometre over time

Nauru
Portugal

How they compare

Portugal currently reports 0 kt per square kilometre against 0 kt per square kilometre in Nauru, a difference of 0 kt per square kilometre.

The two have swapped places 2 times across 63 shared years of data; in 1961 it was Portugal ahead.

Nauru ranks 40th and Portugal ranks 39th of 186 countries.

Portugal has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade	Nauru	Portugal	Difference	Ahead
1960s	0 kt per square kilometre	0 kt per square kilometre	0 kt per square kilometre	Portugal
1970s	0 kt per square kilometre	0.0001 kt per square kilometre	0 kt per square kilometre	Portugal
1980s	0 kt per square kilometre	0 kt per square kilometre	0 kt per square kilometre	Portugal
1990s	0 kt per square kilometre	0 kt per square kilometre	0 kt per square kilometre	Portugal
2000s	0 kt per square kilometre	0 kt per square kilometre	0 kt per square kilometre	Portugal
2010s	0 kt per square kilometre	0 kt per square kilometre	0 kt per square kilometre	Portugal
2020s	0 kt per square kilometre	0 kt per square kilometre	0 kt per square kilometre	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher ippu — emissions (n2o), per square kilometre, Nauru or Portugal?: Portugal, at 0 kt per square kilometre against 0 kt per square kilometre in Nauru as of 2023.
What is the difference in ippu — emissions (n2o), per square kilometre between Nauru and Portugal?: 0 kt per square kilometre, with Portugal ahead.
How many years of comparable data are there for Nauru and Portugal?: 63 years are reported by both, from 1961 to 2023.
How do Nauru and Portugal rank globally for ippu — emissions (n2o), per square kilometre?: Nauru ranks 40th and Portugal ranks 39th of 186 countries.
Where does this data come from?: Statizoid (derived), published as IPPU — Emissions (N2O), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Nauru vs Portugal: IPPU — Emissions (N2O), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://climate.statizoid.com/compare/ippu-emissions-n2o-per-square-kilometre/naoero/portugal/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under Derived by Statizoid from the sources named on the page; please keep the attribution.

<a href="https://climate.statizoid.com/compare/ippu-emissions-n2o-per-square-kilometre/naoero/portugal/">Nauru vs Portugal: IPPU — Emissions (N2O), per square kilometre</a> — Statizoid

About this data

Indicator: IPPU — Emissions (N2O), per square kilometre
Unit: kt per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 187 places, 10,734 data points, 1961–2023
Last refreshed: 23 September 2026

IPPU — Emissions (N2O) divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.