China vs Portugal: Cumulative CO₂ emissions, per square kilometre
China
29,058 tonnes per square kilometre
in 2023
Portugal
29,824 tonnes per square kilometre
in 2023
China rank
59th
Portugal rank
58th
Cumulative CO₂ emissions, per square kilometre over time
- China
- Portugal
How they compare
Portugal currently reports 29,824 tonnes per square kilometre against 29,058 tonnes per square kilometre in China, a difference of 766 tonnes per square kilometre.
Across all 63 years both countries report, Portugal has been ahead every year.
China ranks 59th and Portugal ranks 58th of 204 countries.
Portugal has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | China | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 851.75 tonnes per square kilometre | 3,615 tonnes per square kilometre | 2,764 tonnes per square kilometre | Portugal |
| 1970s | 1,675 tonnes per square kilometre | 5,302 tonnes per square kilometre | 3,627 tonnes per square kilometre | Portugal |
| 1980s | 3,323 tonnes per square kilometre | 8,121 tonnes per square kilometre | 4,797 tonnes per square kilometre | Portugal |
| 1990s | 6,070 tonnes per square kilometre | 12,725 tonnes per square kilometre | 6,654 tonnes per square kilometre | Portugal |
| 2000s | 10,515 tonnes per square kilometre | 19,463 tonnes per square kilometre | 8,948 tonnes per square kilometre | Portugal |
| 2010s | 19,296 tonnes per square kilometre | 25,590 tonnes per square kilometre | 6,294 tonnes per square kilometre | Portugal |
| 2020s | 27,161 tonnes per square kilometre | 29,184 tonnes per square kilometre | 2,023 tonnes per square kilometre | Portugal |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher cumulative co₂ emissions, per square kilometre, China or Portugal?
- Portugal, at 29,824 tonnes per square kilometre against 29,058 tonnes per square kilometre in China as of 2023.
- What is the difference in cumulative co₂ emissions, per square kilometre between China and Portugal?
- 766 tonnes per square kilometre, with Portugal ahead.
- How many years of comparable data are there for China and Portugal?
- 63 years are reported by both, from 1961 to 2023.
- How do China and Portugal rank globally for cumulative co₂ emissions, per square kilometre?
- China ranks 59th and Portugal ranks 58th of 204 countries.
- Where does this data come from?
- Statizoid (derived), published as Cumulative CO₂ emissions, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Cumulative CO₂ emissions divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.