Annual change in primary energy from low-carbon energy in Iceland
Iceland: Annual change in primary energy from low-carbon energy was -3.99 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy from low-carbon energy in Iceland, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, annual change in primary energy from low-carbon energy in Iceland stood at -3.99 terawatt-hours. That is the lowest value across all 60 years on record.
That represents a change of down 448.8% on the previous year and down 196.5% over ten years.
Over the whole period, annual change in primary energy from low-carbon energy in Iceland peaked at 10.61 terawatt-hours in 2007 and was at its lowest, -3.99 terawatt-hours, in 2025.
That places Iceland 67th out of 77 countries with data for 2025, 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 |
|---|---|---|---|---|
| 1960s | 0.0596 terawatt-hours | -0.0168 terawatt-hours | 0.1922 terawatt-hours | 4 |
| 1970s | 0.2396 terawatt-hours | -0.1073 terawatt-hours | 0.6547 terawatt-hours | 10 |
| 1980s | 0.3513 terawatt-hours | -0.095 terawatt-hours | 0.8159 terawatt-hours | 10 |
| 1990s | 1.07 terawatt-hours | -0.2151 terawatt-hours | 5.27 terawatt-hours | 10 |
| 2000s | 4.04 terawatt-hours | -0.1809 terawatt-hours | 10.61 terawatt-hours | 10 |
| 2010s | 1.6 terawatt-hours | -1.35 terawatt-hours | 8.19 terawatt-hours | 10 |
| 2020s | -0.6749 terawatt-hours | -3.99 terawatt-hours | 1.44 terawatt-hours | 6 |
Countries ranked near Iceland
More climate change data for Iceland
- Share co2 vs population 0.0036 (2100)
- Population growth 1.5% (2025)
- Population, total 392,404 (2025)
- Urban population growth 1.6% (2025)
- Urban population 369,715 (2025)
- Urban population 94.2% (2025)
- Co2 emissions vs gdp 9.67 (2024)
- Cumulative co emissions 171.69 million (2024)
- Co emissions per capita 9.67 (2024)
- Co2 per capita vs renewable electricity 9.67 (2024)
Frequently asked questions
- What is annual change in primary energy from low-carbon energy in Iceland?
- Annual change in primary energy from low-carbon energy in Iceland was -3.99 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest annual change in primary energy from low-carbon energy recorded in Iceland?
- The highest recorded value was 10.61 terawatt-hours in 2007.
- What is the lowest annual change in primary energy from low-carbon energy recorded in Iceland?
- The lowest recorded value was -3.99 terawatt-hours in 2025.
- How does Iceland rank for annual change in primary energy from low-carbon energy?
- Iceland ranks 67th out of 77 countries with data for 2025.
- Is annual change in primary energy from low-carbon energy rising or falling in Iceland?
- Over the last ten years it is down 196.5%. The long-run trend across the full record is volatile.
- Where does this Iceland data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Annual change in primary energy from low-carbon energy. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.