How many years of comparable data are there for Greece and Romania?

54 years are reported by both, from 1970 to 2023.

Where does this data come from?

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

Greece vs Romania: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square

Greece

0 Mt CO2e per square kilometre

in 2023

Romania

0 Mt CO2e per square kilometre

in 2023

Greece rank

98th

Romania rank

95th

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

Greece
Romania

How they compare

Romania currently reports 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Greece, a difference of 0 Mt CO2e per square kilometre.

The two have swapped places 2 times across 54 shared years of data; in 1970 it was Romania ahead.

Greece ranks 98th and Romania ranks 95th of 203 countries.

Romania has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Greece	Romania	Difference	Ahead
1970s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Romania
1980s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Romania
1990s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Romania
2000s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Romania
2010s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Romania
2020s	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	0 Mt CO2e per square kilometre	Romania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions from waste (mt co2e), per square, Greece or Romania?: Romania, at 0 Mt CO2e per square kilometre against 0 Mt CO2e per square kilometre in Greece as of 2023.
What is the difference in nitrous oxide (n2o) emissions from waste (mt co2e), per square between Greece and Romania?: 0 Mt CO2e per square kilometre, with Romania ahead.
How many years of comparable data are there for Greece and Romania?: 54 years are reported by both, from 1970 to 2023.
How do Greece and Romania rank globally for nitrous oxide (n2o) emissions from waste (mt co2e), per square?: Greece ranks 98th and Romania ranks 95th of 203 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Greece vs Romania: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square. Statizoid, drawing on Statizoid (derived). Retrieved 21 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-waste-mt-co2e-per-square-kilometre/greece/romania/

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<a href="https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-waste-mt-co2e-per-square-kilometre/greece/romania/">Greece vs Romania: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square</a> — Statizoid

About this data

Indicator: Nitrous oxide (N2O) emissions from Waste (Mt CO2e), per square kilometre
Unit: Mt CO2e per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 250 places, 12,804 data points, 1970–2023
Last refreshed: 18 September 2026

Nitrous oxide (N2O) emissions from Waste (Mt CO2e) 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.