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

55 years are reported by both, from 1970 to 2024.

Where does this data come from?

Statizoid (derived), published as Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

New Zealand vs Portugal: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per capita

New Zealand

0 Mt CO2e per person

in 2024

Portugal

0 Mt CO2e per person

in 2024

New Zealand rank

26th

Portugal rank

29th

Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per capita over time

New Zealand
Portugal

How they compare

New Zealand currently reports 0 Mt CO2e per person against 0 Mt CO2e per person in Portugal, a difference of 0 Mt CO2e per person.

The two have swapped places 6 times across 55 shared years of data; in 1970 it was New Zealand ahead.

New Zealand ranks 26th and Portugal ranks 29th of 203 countries.

Across the 6 decades both report, New Zealand averaged higher in 3 and Portugal in 3.

Head to head by decade

Decade	New Zealand	Portugal	Difference	Ahead
1970s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	New Zealand
1980s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	New Zealand
1990s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	New Zealand
2000s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Portugal
2010s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Portugal
2020s	0 Mt CO2e per person	0 Mt CO2e per person	0 Mt CO2e per person	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions from waste (mt co2e), per capita, New Zealand or Portugal?: New Zealand, at 0 Mt CO2e per person against 0 Mt CO2e per person in Portugal as of 2024.
What is the difference in nitrous oxide (n2o) emissions from waste (mt co2e), per capita between New Zealand and Portugal?: 0 Mt CO2e per person, with New Zealand ahead.
How many years of comparable data are there for New Zealand and Portugal?: 55 years are reported by both, from 1970 to 2024.
How do New Zealand and Portugal rank globally for nitrous oxide (n2o) emissions from waste (mt co2e), per capita?: New Zealand ranks 26th and Portugal ranks 29th of 203 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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New Zealand vs Portugal: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per capita. Statizoid, drawing on Statizoid (derived). Retrieved 18 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-waste-mt-co2e-per-capita/new-zealand/portugal/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-waste-mt-co2e-per-capita/new-zealand/portugal/">New Zealand vs Portugal: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per capita</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per capita
Unit: Mt CO2e per person
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 250 places, 13,750 data points, 1970–2024
Last refreshed: 18 September 2026

Nitrous oxide (N2O) emissions from Waste (Mt CO2e) divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.