Gibraltar vs Hong Kong: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per

Gibraltar
0.0008 Mt CO2e per square kilometre
in 2023
Hong Kong
0.0005 Mt CO2e per square kilometre
in 2023
Gibraltar rank
2nd
Hong Kong rank
4th

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

  • Gibraltar
  • Hong Kong
000.0010.0010.001197019962023

How they compare

Gibraltar currently reports 0.0008 Mt CO2e per square kilometre against 0.0005 Mt CO2e per square kilometre in Hong Kong, a difference of 0.0003 Mt CO2e per square kilometre.

That makes Gibraltar's figure about 1.7 times Hong Kong's.

The two have swapped places 3 times across 54 shared years of data; in 1970 it was Hong Kong ahead.

Gibraltar ranks 2nd and Hong Kong ranks 4th of 203 countries.

Across the 6 decades both report, Gibraltar averaged higher in 3 and Hong Kong in 3.

Head to head by decade

Decade Gibraltar Hong Kong Difference Ahead
1970s 0.0001 Mt CO2e per square kilometre 0.0003 Mt CO2e per square kilometre 0.0001 Mt CO2e per square kilometre Hong Kong
1980s 0.0002 Mt CO2e per square kilometre 0.0004 Mt CO2e per square kilometre 0.0002 Mt CO2e per square kilometre Hong Kong
1990s 0.0004 Mt CO2e per square kilometre 0.0007 Mt CO2e per square kilometre 0.0003 Mt CO2e per square kilometre Hong Kong
2000s 0.0006 Mt CO2e per square kilometre 0.0005 Mt CO2e per square kilometre 0.0001 Mt CO2e per square kilometre Gibraltar
2010s 0.0008 Mt CO2e per square kilometre 0.0005 Mt CO2e per square kilometre 0.0003 Mt CO2e per square kilometre Gibraltar
2020s 0.0008 Mt CO2e per square kilometre 0.0005 Mt CO2e per square kilometre 0.0003 Mt CO2e per square kilometre Gibraltar

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, Gibraltar or Hong Kong?
Gibraltar, at 0.0008 Mt CO2e per square kilometre against 0.0005 Mt CO2e per square kilometre in Hong Kong as of 2023.
What is the difference in nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e), per between Gibraltar and Hong Kong?
0.0003 Mt CO2e per square kilometre, with Gibraltar ahead.
How many years of comparable data are there for Gibraltar and Hong Kong?
54 years are reported by both, from 1970 to 2023.
How do Gibraltar and Hong Kong rank globally for nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e), per?
Gibraltar ranks 2nd and Hong Kong ranks 4th of 203 countries.
Where does this data come from?
Statizoid (derived), published as Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Gibraltar vs Hong Kong: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), per. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-total-excluding-lulucf-mt-co2e-per-square-kilometre/gibraltar/hong-kong-sar-china/

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About this data

Indicator
Nitrous oxide (N2O) emissions (total) excluding LULUCF (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

Nitrous oxide (N2O) emissions (total) excluding LULUCF (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.