Year-on-year change in CO₂ emissions in Saint Helena
Saint Helena: Year-on-year change in CO₂ emissions was 421 tonnes in 2024. ◆ Volatile
Year-on-year change in CO₂ emissions in Saint Helena, 1982–2024
Source: Global Carbon Budget (2025) – with major processing by Our World in Data. Measured in tonnes.
Analysis
The most recent figure for year-on-year change in co₂ emissions in Saint Helena is 421 tonnes, measured in 2024.
Compared with earlier readings it is up 2,013.6% on the previous year and down 88.5% over five years.
Over the whole period, year-on-year change in co₂ emissions in Saint Helena peaked at 3,664 tonnes in 1988 and was at its lowest, -3,664 tonnes, in 1982.
Saint Helena ranks 163rd of 215 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Year-on-year change in CO₂ emissions in Saint Helena, year by year
| Year | tonnes | Change |
|---|---|---|
| 1982 | -3,664 tonnes | — |
| 1983 | 0 tonnes | -100.0% |
| 1984 | 0 tonnes | — |
| 1985 | 0 tonnes | — |
| 1986 | 0 tonnes | — |
| 1987 | 0 tonnes | — |
| 1988 | 3,664 tonnes | — |
| 1989 | 0 tonnes | -100.0% |
| 1990 | 0 tonnes | — |
| 1991 | 0 tonnes | — |
| 1992 | 0 tonnes | — |
| 1993 | 3,664 tonnes | — |
| 1994 | 0 tonnes | -100.0% |
| 1995 | 0 tonnes | — |
| 1996 | 0 tonnes | — |
| 1997 | 0 tonnes | — |
| 1998 | 0 tonnes | — |
| 1999 | 0 tonnes | — |
| 2000 | 0 tonnes | — |
| 2001 | 0 tonnes | — |
| 2002 | 0 tonnes | — |
| 2003 | 0 tonnes | — |
| 2004 | -3,664 tonnes | — |
| 2005 | 3,664 tonnes | -200.0% |
| 2006 | 0 tonnes | -100.0% |
| 2007 | 0 tonnes | — |
| 2008 | 0 tonnes | — |
| 2009 | 0 tonnes | — |
| 2010 | 0 tonnes | — |
| 2011 | 0 tonnes | — |
| 2012 | 0 tonnes | — |
| 2013 | 0 tonnes | — |
| 2014 | 0 tonnes | — |
| 2015 | 0 tonnes | — |
| 2016 | 3,664 tonnes | — |
| 2017 | -3,664 tonnes | -200.0% |
| 2018 | 0 tonnes | -100.0% |
| 2019 | 3,664 tonnes | — |
| 2020 | -3,664 tonnes | -200.0% |
| 2021 | -3,664 tonnes | -0.0% |
| 2022 | 3,664 tonnes | -200.0% |
| 2023 | -22 tonnes | -100.6% |
| 2024 | 421 tonnes | -2013.6% |
Biggest year-on-year movements
Years where Year-on-year change in CO₂ emissions in Saint Helena 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 |
|---|---|---|---|
| 2024 | +2013.6% | -22 tonnes | 421 tonnes |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0 tonnes | -3,664 tonnes | 3,664 tonnes | 8 |
| 1990s | 366.4 tonnes | 0 tonnes | 3,664 tonnes | 10 |
| 2000s | 0 tonnes | -3,664 tonnes | 3,664 tonnes | 10 |
| 2010s | 366.4 tonnes | -3,664 tonnes | 3,664 tonnes | 10 |
| 2020s | -653 tonnes | -3,664 tonnes | 3,664 tonnes | 5 |
Countries ranked near Saint Helena
- 160 Montserrat 983 tonnes compare
- 161 Tuvalu 500 tonnes compare
- 162 Armenia 487 tonnes compare
- 164 Liechtenstein 403 tonnes compare
- 165 Niue 334 tonnes compare
- 166 Antarctica 0 tonnes compare
- 166 Christmas Island 0 tonnes compare
More climate change data for Saint Helena
- Share of global CO₂ emissions and population 0.0% (2100)
- Summer temperature anomalies -0.0099 °C (2026)
- Spring temperature anomalies 0.7284 °C (2026)
- Temperature anomalies by month 0.8 °C (2026)
- Autumn temperature anomalies 0.2222 °C (2025)
- Winter temperature anomalies 0.2374 °C (2025)
- Share of global cumulative CO₂ emissions from cement 0.0% (2024)
- Share of global cumulative CO₂ emissions from flaring 0.0% (2024)
- CO₂ emissions per capita vs. fossil fuel consumption per capita 2.16 tonnes per person (2024)
- Share of global CO₂ emissions from oil 0.0% (2024)
Frequently asked questions
- What is year-on-year change in co₂ emissions in Saint Helena?
- Year-on-year change in co₂ emissions in Saint Helena was 421 tonnes in 2024, according to Global Carbon Budget (2025) – with major processing by Our World in Data.
- What is the highest year-on-year change in co₂ emissions recorded in Saint Helena?
- The highest recorded value was 3,664 tonnes in 1988.
- What is the lowest year-on-year change in co₂ emissions recorded in Saint Helena?
- The lowest recorded value was -3,664 tonnes in 1982.
- How does Saint Helena rank for year-on-year change in co₂ emissions?
- Saint Helena ranks 163rd out of 215 countries with data for 2024.
- Where does this Saint Helena data come from?
- The figures come from Global Carbon Budget (2025) – with major processing by Our World in Data, published as part of Year-on-year change in CO₂ emissions. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 43 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Annual growth in total emissions of carbon dioxide (CO₂), excluding land-use change, measured in tonnes.