Bulgaria vs Portugal: Year-on-year change in CO₂ emissions
Bulgaria
-2.88 million tonnes
in 2024
Portugal
-2.08 million tonnes
in 2024
Bulgaria rank
199th
Portugal rank
196th
Year-on-year change in CO₂ emissions over time
- Bulgaria
- Portugal
How they compare
Portugal currently reports -2.08 million tonnes against -2.88 million tonnes in Bulgaria, a difference of 795,930 tonnes.
The two have swapped places 64 times across 143 shared years of data; in 1882 it was Portugal ahead.
Bulgaria ranks 199th and Portugal ranks 196th of 215 countries.
Across the 15 decades both report, Bulgaria averaged higher in 9 and Portugal in 6.
Head to head by decade
| Decade | Bulgaria | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1880s | 2,748 tonnes | 85,188 tonnes | 82,440 tonnes | Portugal |
| 1890s | 12,091 tonnes | 57,158 tonnes | 45,067 tonnes | Portugal |
| 1900s | 45,800 tonnes | 105,157 tonnes | 59,357 tonnes | Portugal |
| 1910s | 23,083 tonnes | -103,692 tonnes | 126,775 tonnes | Bulgaria |
| 1920s | 164,818 tonnes | 180,966 tonnes | 16,148 tonnes | Portugal |
| 1930s | 100,018 tonnes | 78,326 tonnes | 21,692 tonnes | Bulgaria |
| 1940s | 396,882 tonnes | 76,852 tonnes | 320,030 tonnes | Bulgaria |
| 1950s | 1.22 million tonnes | 246,016 tonnes | 970,952 tonnes | Bulgaria |
| 1960s | 4.67 million tonnes | 661,311 tonnes | 4.01 million tonnes | Bulgaria |
| 1970s | 1.26 million tonnes | 1.03 million tonnes | 236,091 tonnes | Bulgaria |
| 1980s | 753,574 tonnes | 1.60 million tonnes | 843,087 tonnes | Portugal |
| 1990s | -4.01 million tonnes | 2.61 million tonnes | 6.62 million tonnes | Portugal |
| 2000s | -62,106 tonnes | -973,120 tonnes | 911,014 tonnes | Bulgaria |
| 2010s | -355,527 tonnes | -956,395 tonnes | 600,868 tonnes | Bulgaria |
| 2020s | -2.11 million tonnes | -2.41 million tonnes | 294,218 tonnes | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher year-on-year change in co₂ emissions, Bulgaria or Portugal?
- Portugal, at -2.08 million tonnes against -2.88 million tonnes in Bulgaria as of 2024.
- What is the difference in year-on-year change in co₂ emissions between Bulgaria and Portugal?
- 795,930 tonnes, with Portugal ahead.
- How many years of comparable data are there for Bulgaria and Portugal?
- 143 years are reported by both, from 1882 to 2024.
- How do Bulgaria and Portugal rank globally for year-on-year change in co₂ emissions?
- Bulgaria ranks 199th and Portugal ranks 196th of 215 countries.
- Where does this data come from?
- Global Carbon Budget (2025) – with major processing by Our World in Data, published as Year-on-year change in CO₂ emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Annual growth in total emissions of carbon dioxide (CO₂), excluding land-use change, measured in tonnes.