Africa Western and Central vs Hong Kong: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e)

Africa Western and Central
3.75 % change on previous year
in 2024
Hong Kong
13.53 % change on previous year
in 2024
Africa Western and Central rank
7th
Hong Kong rank
4th

Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e) over time

  • Africa Western and Central
  • Hong Kong
-50050100150197119972024

How they compare

Hong Kong currently reports 13.53 % change on previous year against 3.75 % change on previous year in Africa Western and Central, a difference of 9.78 % change on previous year.

That makes Hong Kong's figure about 3.6 times Africa Western and Central's.

The two have swapped places 29 times across 54 shared years of data; in 1971 it was Africa Western and Central ahead.

Africa Western and Central ranks 7th and Hong Kong ranks 4th of 47 groups.

Across the 6 decades both report, Africa Western and Central averaged higher in 2 and Hong Kong in 4.

Head to head by decade

Decade Africa Western and Central Hong Kong Difference Ahead
1970s 11.87 % change on previous year 19.17 % change on previous year 7.3 % change on previous year Hong Kong
1980s 2.27 % change on previous year 5.01 % change on previous year 2.74 % change on previous year Hong Kong
1990s 2.9 % change on previous year 25.36 % change on previous year 22.46 % change on previous year Hong Kong
2000s 5.38 % change on previous year -8.35 % change on previous year 13.73 % change on previous year Africa Western and Central
2010s 9.83 % change on previous year 2.06 % change on previous year 7.77 % change on previous year Africa Western and Central
2020s 2.1 % change on previous year 6.34 % change on previous year 4.24 % change on previous year Hong Kong

Averages of every year both report within each decade.

Frequently asked questions

Which has higher nitrous oxide (n2o) emissions from transport (energy) (mt co2e), Africa Western and Central or Hong Kong?
Hong Kong, at 13.53 % change on previous year against 3.75 % change on previous year in Africa Western and Central as of 2024.
What is the difference in nitrous oxide (n2o) emissions from transport (energy) (mt co2e) between Africa Western and Central and Hong Kong?
9.78 % change on previous year, with Hong Kong ahead.
How many years of comparable data are there for Africa Western and Central and Hong Kong?
54 years are reported by both, from 1971 to 2024.
How do Africa Western and Central and Hong Kong rank globally for nitrous oxide (n2o) emissions from transport (energy) (mt co2e)?
Africa Western and Central ranks 7th and Hong Kong ranks 4th of 47 groups.
Where does this data come from?
Statizoid (derived), published as Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Africa Western and Central vs Hong Kong: Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e). Statizoid, drawing on Statizoid (derived). Retrieved 18 September 2026, from https://environment.statizoid.com/compare/nitrous-oxide-n2o-emissions-from-transport-energy-mt-co2e-annual-growth-rate/africa-western-and-central/hong-kong-sar-china/

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About this data

Indicator
Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e), annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
241 places, 12,743 data points, 1971–2024
Last refreshed

The year-on-year percentage change in Nitrous oxide (N2O) emissions from Transport (Energy) (Mt CO2e). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.