Per capita nitrous oxide emissions in Hong Kong
Hong Kong: Per capita nitrous oxide emissions was 0.0596 tonnes of CO₂ equivalents per person in 2024. ◆ Volatile
Latest (2024)
0.0596 tonnes of CO₂ equivalents per person
Change on year
down 12.1%
Rank
194th
of 201 regions
All-time high
0.7555 tonnes of CO₂ equivalents per person
in 1850
All-time low
0.0444 tonnes of CO₂ equivalents per person
in 1966
Years of data
175
1850–2024
Per capita nitrous oxide emissions in Hong Kong, 1850–2024
Source: Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data. Measured in tonnes of CO₂ equivalents per person.
Analysis
Hong Kong recorded 0.0596 tonnes of CO₂ equivalents per person for per capita nitrous oxide emissions in 2024.
That represents a change of down 12.1% on the previous year and down 24.0% over ten years.
Over the whole period, per capita nitrous oxide emissions in Hong Kong peaked at 0.7555 tonnes of CO₂ equivalents per person in 1850 and was at its lowest, 0.0444 tonnes of CO₂ equivalents per person, in 1966.
That places Hong Kong 194th out of 201 regions with data for 2024, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1850s | 0.6313 tonnes of CO₂ equivalents per person | 0.5028 tonnes of CO₂ equivalents per person | 0.7555 tonnes of CO₂ equivalents per person | 10 |
| 1860s | 0.3828 tonnes of CO₂ equivalents per person | 0.3111 tonnes of CO₂ equivalents per person | 0.4747 tonnes of CO₂ equivalents per person | 10 |
| 1870s | 0.2777 tonnes of CO₂ equivalents per person | 0.2703 tonnes of CO₂ equivalents per person | 0.2998 tonnes of CO₂ equivalents per person | 10 |
| 1880s | 0.2435 tonnes of CO₂ equivalents per person | 0.2199 tonnes of CO₂ equivalents per person | 0.2664 tonnes of CO₂ equivalents per person | 10 |
| 1890s | 0.1929 tonnes of CO₂ equivalents per person | 0.171 tonnes of CO₂ equivalents per person | 0.2156 tonnes of CO₂ equivalents per person | 10 |
| 1900s | 0.15 tonnes of CO₂ equivalents per person | 0.1347 tonnes of CO₂ equivalents per person | 0.1666 tonnes of CO₂ equivalents per person | 10 |
| 1910s | 0.118 tonnes of CO₂ equivalents per person | 0.1037 tonnes of CO₂ equivalents per person | 0.1314 tonnes of CO₂ equivalents per person | 10 |
| 1920s | 0.0989 tonnes of CO₂ equivalents per person | 0.092 tonnes of CO₂ equivalents per person | 0.1038 tonnes of CO₂ equivalents per person | 10 |
| 1930s | 0.0737 tonnes of CO₂ equivalents per person | 0.048 tonnes of CO₂ equivalents per person | 0.0897 tonnes of CO₂ equivalents per person | 10 |
| 1940s | 0.0593 tonnes of CO₂ equivalents per person | 0.0471 tonnes of CO₂ equivalents per person | 0.066 tonnes of CO₂ equivalents per person | 10 |
| 1950s | 0.0577 tonnes of CO₂ equivalents per person | 0.0512 tonnes of CO₂ equivalents per person | 0.0643 tonnes of CO₂ equivalents per person | 10 |
| 1960s | 0.0548 tonnes of CO₂ equivalents per person | 0.0444 tonnes of CO₂ equivalents per person | 0.0658 tonnes of CO₂ equivalents per person | 10 |
| 1970s | 0.0648 tonnes of CO₂ equivalents per person | 0.0591 tonnes of CO₂ equivalents per person | 0.0719 tonnes of CO₂ equivalents per person | 10 |
| 1980s | 0.083 tonnes of CO₂ equivalents per person | 0.0691 tonnes of CO₂ equivalents per person | 0.0955 tonnes of CO₂ equivalents per person | 10 |
| 1990s | 0.1207 tonnes of CO₂ equivalents per person | 0.0944 tonnes of CO₂ equivalents per person | 0.1508 tonnes of CO₂ equivalents per person | 10 |
| 2000s | 0.0857 tonnes of CO₂ equivalents per person | 0.074 tonnes of CO₂ equivalents per person | 0.1127 tonnes of CO₂ equivalents per person | 10 |
| 2010s | 0.0801 tonnes of CO₂ equivalents per person | 0.0766 tonnes of CO₂ equivalents per person | 0.0824 tonnes of CO₂ equivalents per person | 10 |
| 2020s | 0.0662 tonnes of CO₂ equivalents per person | 0.0596 tonnes of CO₂ equivalents per person | 0.0718 tonnes of CO₂ equivalents per person | 5 |
Countries ranked near Hong Kong
- 191 Aruba 0.0787 tonnes of CO₂ equivalents per person compare
- 192 Comoros 0.0786 tonnes of CO₂ equivalents per person compare
- 193 North Korea 0.0729 tonnes of CO₂ equivalents per person compare
- 195 Kiribati 0.0551 tonnes of CO₂ equivalents per person compare
- 196 Nauru 0.0485 tonnes of CO₂ equivalents per person compare
- 197 Turks and Caicos Islands 0.0484 tonnes of CO₂ equivalents per person compare
More reference data data for Hong Kong
- Temperature anomalies by month 0.2868 °C (2026)
- Summer temperature anomalies 0.441 °C (2026)
- Spring temperature anomalies 1.42 °C (2026)
- Consumer price index 147.16 2010 = 100 (2025)
- Autumn temperature anomalies 0.7318 °C (2025)
- Winter temperature anomalies 1.72 °C (2025)
- Civil liberties rating 4 (2025)
- Free country 1 (2025)
- Precipitation anomalies 55.66 millimeters (2025)
- Annual precipitation 1,808 millimeters (2025)
Frequently asked questions
- What is per capita nitrous oxide emissions in Hong Kong?
- Per capita nitrous oxide emissions in Hong Kong was 0.0596 tonnes of CO₂ equivalents per person in 2024, according to Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data.
- What is the highest per capita nitrous oxide emissions recorded in Hong Kong?
- The highest recorded value was 0.7555 tonnes of CO₂ equivalents per person in 1850.
- What is the lowest per capita nitrous oxide emissions recorded in Hong Kong?
- The lowest recorded value was 0.0444 tonnes of CO₂ equivalents per person in 1966.
- How does Hong Kong rank for per capita nitrous oxide emissions?
- Hong Kong ranks 194th out of 201 regions with data for 2024.
- Is per capita nitrous oxide emissions rising or falling in Hong Kong?
- Over the last ten years it is down 24.0%. The long-run trend across the full record is volatile.
- Where does this Hong Kong data come from?
- The figures come from Jones et al. (2025); Population based on various sources (2024) – with major processing by Our World in Data, published as part of Per capita nitrous oxide emissions. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 175 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in tonnes per person of carbon dioxide-equivalents over a 100-year timescale.