Greenhouse gas emissions in Saint Helena
Saint Helena: Greenhouse gas emissions was 14,776 tonnes of CO₂ equivalents in 2024. ◆ Volatile
Latest (2024)
14,776 tonnes of CO₂ equivalents
Change on year
up 2.9%
World rank
198th
of 199 countries
All-time high
17,974 tonnes of CO₂ equivalents
in 2019
All-time low
460.34 tonnes of CO₂ equivalents
in 1850
Years of data
175
1850–2024
Greenhouse gas emissions in Saint Helena, 1850–2024
Source: Jones et al. (2025) – with major processing by Our World in Data. Measured in tonnes of CO₂ equivalents.
Analysis
The most recent figure for greenhouse gas emissions in Saint Helena is 14,776 tonnes of CO₂ equivalents, measured in 2024.
That represents a change of up 2.9% on the previous year and up 4.0% over ten years.
Over the whole period, greenhouse gas emissions in Saint Helena peaked at 17,974 tonnes of CO₂ equivalents in 2019 and was at its lowest, 460.34 tonnes of CO₂ equivalents, in 1850.
Saint Helena ranks 198th of 199 countries on this measure, 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 | 474.34 tonnes of CO₂ equivalents | 460.34 tonnes of CO₂ equivalents | 487.62 tonnes of CO₂ equivalents | 10 |
| 1860s | 504.04 tonnes of CO₂ equivalents | 490.25 tonnes of CO₂ equivalents | 517.76 tonnes of CO₂ equivalents | 10 |
| 1870s | 547.77 tonnes of CO₂ equivalents | 520.83 tonnes of CO₂ equivalents | 577.07 tonnes of CO₂ equivalents | 10 |
| 1880s | 599.23 tonnes of CO₂ equivalents | 582.12 tonnes of CO₂ equivalents | 615.91 tonnes of CO₂ equivalents | 10 |
| 1890s | 643.75 tonnes of CO₂ equivalents | 622.64 tonnes of CO₂ equivalents | 665.22 tonnes of CO₂ equivalents | 10 |
| 1900s | 696.12 tonnes of CO₂ equivalents | 669.88 tonnes of CO₂ equivalents | 723.23 tonnes of CO₂ equivalents | 10 |
| 1910s | 798.25 tonnes of CO₂ equivalents | 729.79 tonnes of CO₂ equivalents | 871.98 tonnes of CO₂ equivalents | 10 |
| 1920s | 971.47 tonnes of CO₂ equivalents | 888.16 tonnes of CO₂ equivalents | 1,051 tonnes of CO₂ equivalents | 10 |
| 1930s | 1,119 tonnes of CO₂ equivalents | 1,064 tonnes of CO₂ equivalents | 1,172 tonnes of CO₂ equivalents | 10 |
| 1940s | 1,546 tonnes of CO₂ equivalents | 1,186 tonnes of CO₂ equivalents | 1,954 tonnes of CO₂ equivalents | 10 |
| 1950s | 2,006 tonnes of CO₂ equivalents | 1,990 tonnes of CO₂ equivalents | 2,022 tonnes of CO₂ equivalents | 10 |
| 1960s | 2,756 tonnes of CO₂ equivalents | 2,043 tonnes of CO₂ equivalents | 6,367 tonnes of CO₂ equivalents | 10 |
| 1970s | 3,069 tonnes of CO₂ equivalents | 2,752 tonnes of CO₂ equivalents | 3,636 tonnes of CO₂ equivalents | 10 |
| 1980s | 7,872 tonnes of CO₂ equivalents | 3,664 tonnes of CO₂ equivalents | 10,876 tonnes of CO₂ equivalents | 10 |
| 1990s | 12,782 tonnes of CO₂ equivalents | 10,465 tonnes of CO₂ equivalents | 14,164 tonnes of CO₂ equivalents | 10 |
| 2000s | 13,542 tonnes of CO₂ equivalents | 10,336 tonnes of CO₂ equivalents | 14,071 tonnes of CO₂ equivalents | 10 |
| 2010s | 14,896 tonnes of CO₂ equivalents | 14,008 tonnes of CO₂ equivalents | 17,974 tonnes of CO₂ equivalents | 10 |
| 2020s | 13,684 tonnes of CO₂ equivalents | 10,661 tonnes of CO₂ equivalents | 14,776 tonnes of CO₂ equivalents | 5 |
Countries ranked near Saint Helena
More climate change data for Saint Helena
- Share of global CO₂ emissions and population 0.0% (2100)
- CO₂ emissions per capita vs. GDP per capita 2.16 tonnes per person (2024)
- Cumulative CO₂ emissions 421,737 tonnes (2024)
- CO₂ emissions per capita 2.16 tonnes per person (2024)
- CO₂ emissions per capita vs. share of electricity generation from renewables 2.16 tonnes per person (2024)
- Share of global CO₂ emissions vs. share of population 0.0% (2024)
- Per capita CO₂ emissions relative to the global average 2.16 tonnes per person (2024)
- Share of global cumulative CO₂ emissions 0.0% (2024)
- Share of global CO₂ emissions 0.0% (2024)
- Cumulative CO₂ emissions by world region 421,737 tonnes (2024)
Frequently asked questions
- What is greenhouse gas emissions in Saint Helena?
- Greenhouse gas emissions in Saint Helena was 14,776 tonnes of CO₂ equivalents in 2024, according to Jones et al. (2025) – with major processing by Our World in Data.
- What is the highest greenhouse gas emissions recorded in Saint Helena?
- The highest recorded value was 17,974 tonnes of CO₂ equivalents in 2019.
- What is the lowest greenhouse gas emissions recorded in Saint Helena?
- The lowest recorded value was 460.34 tonnes of CO₂ equivalents in 1850.
- How does Saint Helena rank for greenhouse gas emissions?
- Saint Helena ranks 198th out of 199 countries with data for 2024.
- Is greenhouse gas emissions rising or falling in Saint Helena?
- Over the last ten years it is up 4.0%. The long-run trend across the full record is volatile.
- Where does this Saint Helena data come from?
- The figures come from Jones et al. (2025) – with major processing by Our World in Data, published as part of Greenhouse gas 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
Greenhouse gas emissions are measured in tonnes of carbon dioxide-equivalents over a 100-year timescale.