Iran vs Spain: Share of cumulative CO₂ emissions from oil
Iran
1.6%
in 2024
Spain
1.3%
in 2024
Iran rank
14th
Spain rank
16th
Share of cumulative CO₂ emissions from oil over time
- Iran
- Spain
How they compare
Iran currently reports 1.6% against 1.3% in Spain, a difference of 0.3%.
That makes Iran's figure about 1.2 times Spain's.
The two have swapped places 3 times across 115 shared years of data; in 1906 it was Spain ahead.
Iran ranks 14th and Spain ranks 16th of 215 countries.
Across the 13 decades both report, Iran averaged higher in 11 and Spain in 2.
Head to head by decade
| Decade | Iran | Spain | Difference | Ahead |
|---|---|---|---|---|
| 1900s | 0.0% | 0.3% | 0.3% | Spain |
| 1910s | 0.2% | 0.2% | 0.0% | Iran |
| 1920s | 1.1% | 0.1% | 1.0% | Iran |
| 1930s | 2.1% | 0.2% | 1.9% | Iran |
| 1940s | 2.8% | 0.2% | 2.6% | Iran |
| 1950s | 2.3% | 0.2% | 2.0% | Iran |
| 1960s | 1.4% | 0.4% | 1.0% | Iran |
| 1970s | 1.0% | 0.8% | 0.3% | Iran |
| 1980s | 1.0% | 1.1% | 0.0% | Spain |
| 1990s | 1.2% | 1.1% | 0.0% | Iran |
| 2000s | 1.4% | 1.3% | 0.1% | Iran |
| 2010s | 1.5% | 1.3% | 0.2% | Iran |
| 2020s | 1.6% | 1.3% | 0.3% | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of cumulative co₂ emissions from oil, Iran or Spain?
- Iran, at 1.6% against 1.3% in Spain as of 2024.
- What is the difference in share of cumulative co₂ emissions from oil between Iran and Spain?
- 0.3%, with Iran ahead.
- How many years of comparable data are there for Iran and Spain?
- 115 years are reported by both, from 1906 to 2024.
- How do Iran and Spain rank globally for share of cumulative co₂ emissions from oil?
- Iran ranks 14th and Spain ranks 16th of 215 countries.
- Where does this data come from?
- Global Carbon Budget (2025) – with major processing by Our World in Data, published as Share of cumulative CO₂ emissions from oil. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Cumulative emissions of carbon dioxide (CO₂) from oil since the first year of available data, measured as a percentage of global cumulative emissions of CO₂ from oil.