How many years of comparable data are there for Guam and Macao?

21 years are reported by both, from 2002 to 2022.

Where does this data come from?

Statizoid (derived), published as Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Guam vs Macao: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per

Guam

0 Mt CO2e per US$ of GDP

in 2022

Macao

0 Mt CO2e per US$ of GDP

in 2024

Guam rank

200th

Macao rank

199th

Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per over time

Guam
Macao

How they compare

Macao currently reports 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Guam, a difference of 0 Mt CO2e per US$ of GDP.

The two have swapped places 4 times across 21 shared years of data; in 2002 it was Macao ahead.

Guam ranks 200th and Macao ranks 199th of 200 countries.

Macao has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Guam	Macao	Difference	Ahead
2000s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Macao
2010s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Macao
2020s	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	0 Mt CO2e per US$ of GDP	Macao

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e), per, Guam or Macao?: Macao, at 0 Mt CO2e per US$ of GDP against 0 Mt CO2e per US$ of GDP in Guam as of 2024.
What is the difference in nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e), per between Guam and Macao?: 0 Mt CO2e per US$ of GDP, with Macao ahead.
How many years of comparable data are there for Guam and Macao?: 21 years are reported by both, from 2002 to 2022.
How do Guam and Macao rank globally for nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e), per?: Guam ranks 200th and Macao ranks 199th of 200 countries.
Where does this data come from?: Statizoid (derived), published as Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Guam vs Macao: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 19 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-total-excluding-lulucf-mt-co2e-per-unit-of-gdp/guam/macao-sar-china/

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About this data

Indicator: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per unit of GDP
Unit: Mt CO2e per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 247 places, 12,498 data points, 1970–2024
Last refreshed: 19 September 2026

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