Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e) in Hong Kong
Hong Kong: Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e) was 3.43 % change on previous year in 2024. ◆ Volatile
Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e) in Hong Kong, 1971–2024
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
Hong Kong recorded 3.43 % change on previous year for nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e) in 2024.
Compared with earlier readings it is down 58.9% on the previous year and up 60.5% over ten years.
Over the whole period, nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e) in Hong Kong peaked at 41.07 % change on previous year in 1998 and was at its lowest, -24.46 % change on previous year, in 2000.
Hong Kong ranks 28th of 203 countries on this measure, in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e) in Hong Kong, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1971 | 1.62 % change on previous year | — |
| 1972 | 4.62 % change on previous year | +184.6% |
| 1973 | -2.6 % change on previous year | -156.3% |
| 1974 | 0.0424 % change on previous year | -101.6% |
| 1975 | 1.06 % change on previous year | +2398.9% |
| 1976 | 7.84 % change on previous year | +640.2% |
| 1977 | 6.14 % change on previous year | -21.6% |
| 1978 | 5.31 % change on previous year | -13.5% |
| 1979 | 8.66 % change on previous year | +63.1% |
| 1980 | -2.14 % change on previous year | -124.8% |
| 1981 | 6.57 % change on previous year | -406.6% |
| 1982 | 8.28 % change on previous year | +26.0% |
| 1983 | 10.26 % change on previous year | +23.8% |
| 1984 | 3.6 % change on previous year | -64.9% |
| 1985 | 0.769 % change on previous year | -78.6% |
| 1986 | 11.74 % change on previous year | +1427.0% |
| 1987 | -0.4406 % change on previous year | -103.8% |
| 1988 | 8.83 % change on previous year | -2103.8% |
| 1989 | 0.976 % change on previous year | -88.9% |
| 1990 | 4.31 % change on previous year | +341.5% |
| 1991 | 28.4 % change on previous year | +559.0% |
| 1992 | 8.24 % change on previous year | -71.0% |
| 1993 | 4.45 % change on previous year | -46.1% |
| 1994 | -4.07 % change on previous year | -191.6% |
| 1995 | -2.3 % change on previous year | -43.5% |
| 1996 | -16.48 % change on previous year | +615.9% |
| 1997 | -2.07 % change on previous year | -87.4% |
| 1998 | 41.07 % change on previous year | -2081.2% |
| 1999 | 18.08 % change on previous year | -56.0% |
| 2000 | -24.46 % change on previous year | -235.3% |
| 2001 | -11.17 % change on previous year | -54.3% |
| 2002 | -12.25 % change on previous year | +9.7% |
| 2003 | 4.4 % change on previous year | -136.0% |
| 2004 | -17.57 % change on previous year | -498.9% |
| 2005 | 4.83 % change on previous year | -127.5% |
| 2006 | -1.76 % change on previous year | -136.5% |
| 2007 | 4.75 % change on previous year | -369.2% |
| 2008 | -1.51 % change on previous year | -131.7% |
| 2009 | 13.06 % change on previous year | -967.5% |
| 2010 | -5.99 % change on previous year | -145.9% |
| 2011 | 4.99 % change on previous year | -183.3% |
| 2012 | -0.0867 % change on previous year | -101.7% |
| 2013 | -4.09 % change on previous year | +4624.1% |
| 2014 | 2.13 % change on previous year | -152.1% |
| 2015 | -2.41 % change on previous year | -212.8% |
| 2016 | 4.74 % change on previous year | -296.6% |
| 2017 | 3.93 % change on previous year | -17.0% |
| 2018 | -0.05 % change on previous year | -101.3% |
| 2019 | 0.1334 % change on previous year | -366.8% |
| 2020 | -4.06 % change on previous year | -3145.9% |
| 2021 | -5.09 % change on previous year | +25.2% |
| 2022 | -12.29 % change on previous year | +141.6% |
| 2023 | 8.34 % change on previous year | -167.9% |
| 2024 | 3.43 % change on previous year | -58.9% |
Biggest year-on-year movements
Years where Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e) in Hong Kong changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2013 | -4624.1% | -0.0867 % change on previous year | -4.09 % change on previous year |
| 2020 | -3145.9% | 0.1334 % change on previous year | -4.06 % change on previous year |
| 1975 | +2398.9% | 0.0424 % change on previous year | 1.06 % change on previous year |
| 1988 | +2103.8% | -0.4406 % change on previous year | 8.83 % change on previous year |
| 1998 | +2081.2% | -2.07 % change on previous year | 41.07 % change on previous year |
| 1986 | +1427.0% | 0.769 % change on previous year | 11.74 % change on previous year |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 3.63 % change on previous year | -2.6 % change on previous year | 8.66 % change on previous year | 9 |
| 1980s | 4.84 % change on previous year | -2.14 % change on previous year | 11.74 % change on previous year | 10 |
| 1990s | 7.96 % change on previous year | -16.48 % change on previous year | 41.07 % change on previous year | 10 |
| 2000s | -4.17 % change on previous year | -24.46 % change on previous year | 13.06 % change on previous year | 10 |
| 2010s | 0.3297 % change on previous year | -5.99 % change on previous year | 4.99 % change on previous year | 10 |
| 2020s | -1.94 % change on previous year | -12.29 % change on previous year | 8.34 % change on previous year | 5 |
Countries ranked near Hong Kong
- 25 Angola 3.78 % change on previous year compare
- 26 Cayman Islands 3.66 % change on previous year compare
- 27 Togo 3.5 % change on previous year compare
- 29 Saudi Arabia 3.32 % change on previous year compare
- 30 Syria 3.28 % change on previous year compare
- 31 Mauritius 3.21 % change on previous year compare
More environment data for Hong Kong
- Historical exposure to drought — Land soil moisture anomaly -5.98 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -5.54 Percentage change (2025)
- Nitrous oxide (N2O) emissions from Building (Energy) (Mt CO2e) 22.22 % change on previous year (2024)
- Nitrous oxide (N2O) emissions from Building (Energy) (Mt CO2e), per 0 Mt CO2e per US$ of GDP (2024)
- Nitrous oxide (N2O) emissions from Building (Energy) (Mt CO2e), per 0 Mt CO2e per person (2024)
- Nitrous oxide (N2O) emissions from Fugitive Emissions (Energy) (Mt) 0 Mt CO2e per US$ of GDP (2024)
- Nitrous oxide (N2O) emissions from Fugitive Emissions (Energy) (Mt) 0 Mt CO2e per person (2024)
- Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt) 11.11 % change on previous year (2024)
- Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt) 0 Mt CO2e per US$ of GDP (2024)
- Nitrous oxide (N2O) emissions from Industrial Combustion (Energy) (Mt) 0 Mt CO2e per person (2024)
Frequently asked questions
- What is nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e) in Hong Kong?
- Nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e) in Hong Kong was 3.43 % change on previous year in 2024, according to Statizoid (derived).
- What is the highest nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e) recorded in Hong Kong?
- The highest recorded value was 41.07 % change on previous year in 1998.
- What is the lowest nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e) recorded in Hong Kong?
- The lowest recorded value was -24.46 % change on previous year in 2000.
- How does Hong Kong rank for nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e)?
- Hong Kong ranks 28th out of 203 countries with data for 2024.
- Is nitrous oxide (n2o) emissions (total) excluding lulucf (mt co2e) rising or falling in Hong Kong?
- Over the last ten years it is up 60.5%. The long-run trend across the full record is volatile.
- Where does this Hong Kong data come from?
- The figures come from Statizoid (derived), published as part of Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e), annual growth rate. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 54 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
The year-on-year percentage change in Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.
Computed from
- Nitrous oxide (N2O) emissions (total) excluding LULUCF EDGAR (Emissions Database for Global Atmospheric Research) Community GHG Database, Joint Research Centre (JRC) - European Commission
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
About this data
The year-on-year percentage change in Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e). Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.