Algeria vs Saint Helena: Carbon intensity of energy
Algeria
253.63 grams of CO₂ per kilowatt-hour
in 2024
Saint Helena
257.21 grams of CO₂ per kilowatt-hour
in 2024
Algeria rank
43rd
Saint Helena rank
41st
Carbon intensity of energy over time
- Algeria
- Saint Helena
How they compare
Saint Helena currently reports 257.21 grams of CO₂ per kilowatt-hour against 253.63 grams of CO₂ per kilowatt-hour in Algeria, a difference of 3.58 grams of CO₂ per kilowatt-hour.
The two have swapped places 10 times across 44 shared years of data; in 1981 it was Saint Helena ahead.
Algeria ranks 43rd and Saint Helena ranks 41st of 204 countries.
Across the 5 decades both report, Algeria averaged higher in 3 and Saint Helena in 2.
Head to head by decade
| Decade | Algeria | Saint Helena | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 245.92 grams of CO₂ per kilowatt-hour | 305.77 grams of CO₂ per kilowatt-hour | 59.85 grams of CO₂ per kilowatt-hour | Saint Helena |
| 1990s | 286.09 grams of CO₂ per kilowatt-hour | 747.77 grams of CO₂ per kilowatt-hour | 461.68 grams of CO₂ per kilowatt-hour | Saint Helena |
| 2000s | 273.68 grams of CO₂ per kilowatt-hour | 235.43 grams of CO₂ per kilowatt-hour | 38.25 grams of CO₂ per kilowatt-hour | Algeria |
| 2010s | 263.53 grams of CO₂ per kilowatt-hour | 261.9 grams of CO₂ per kilowatt-hour | 1.63 grams of CO₂ per kilowatt-hour | Algeria |
| 2020s | 261.61 grams of CO₂ per kilowatt-hour | 239.49 grams of CO₂ per kilowatt-hour | 22.13 grams of CO₂ per kilowatt-hour | Algeria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher carbon intensity of energy, Algeria or Saint Helena?
- Saint Helena, at 257.21 grams of CO₂ per kilowatt-hour against 253.63 grams of CO₂ per kilowatt-hour in Algeria as of 2024.
- What is the difference in carbon intensity of energy between Algeria and Saint Helena?
- 3.58 grams of CO₂ per kilowatt-hour, with Saint Helena ahead.
- How many years of comparable data are there for Algeria and Saint Helena?
- 44 years are reported by both, from 1981 to 2024.
- How do Algeria and Saint Helena rank globally for carbon intensity of energy?
- Algeria ranks 43rd and Saint Helena ranks 41st of 204 countries.
- Where does this data come from?
- Global Carbon Budget (2025) and other sources – with major processing by Our World in Data, published as Carbon intensity of energy. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Fossil carbon dioxide (CO₂) emissions per unit of total energy supply, measured in grams of CO₂ per kilowatt-hour.