Comoros vs Seychelles: Annual greenhouse gas emissions by world region

Comoros
1.03 million tonnes of CO₂ equivalents
in 2024
Seychelles
763,918 tonnes of CO₂ equivalents
in 2024
Comoros rank
174th
Seychelles rank
177th

Annual greenhouse gas emissions by world region over time

  • Comoros
  • Seychelles
0250.0k500.0k750.0k1.0M185019372024

How they compare

Comoros currently reports 1.03 million tonnes of CO₂ equivalents against 763,918 tonnes of CO₂ equivalents in Seychelles, a difference of 269,152 tonnes of CO₂ equivalents.

That makes Comoros's figure about 1.4 times Seychelles's.

The two have swapped places 2 times across 175 shared years of data; in 1850 it was Comoros ahead.

Comoros ranks 174th and Seychelles ranks 177th of 199 countries.

Comoros has averaged higher in every one of the 18 decades both report.

Head to head by decade

Decade Comoros Seychelles Difference Ahead
1850s 73,111 tonnes of CO₂ equivalents 3,341 tonnes of CO₂ equivalents 69,771 tonnes of CO₂ equivalents Comoros
1860s 74,622 tonnes of CO₂ equivalents 3,432 tonnes of CO₂ equivalents 71,191 tonnes of CO₂ equivalents Comoros
1870s 77,781 tonnes of CO₂ equivalents 3,555 tonnes of CO₂ equivalents 74,227 tonnes of CO₂ equivalents Comoros
1880s 81,475 tonnes of CO₂ equivalents 3,688 tonnes of CO₂ equivalents 77,787 tonnes of CO₂ equivalents Comoros
1890s 84,192 tonnes of CO₂ equivalents 3,803 tonnes of CO₂ equivalents 80,389 tonnes of CO₂ equivalents Comoros
1900s 86,175 tonnes of CO₂ equivalents 3,925 tonnes of CO₂ equivalents 82,250 tonnes of CO₂ equivalents Comoros
1910s 94,162 tonnes of CO₂ equivalents 4,356 tonnes of CO₂ equivalents 89,805 tonnes of CO₂ equivalents Comoros
1920s 111,886 tonnes of CO₂ equivalents 5,265 tonnes of CO₂ equivalents 106,621 tonnes of CO₂ equivalents Comoros
1930s 131,580 tonnes of CO₂ equivalents 6,225 tonnes of CO₂ equivalents 125,356 tonnes of CO₂ equivalents Comoros
1940s 172,388 tonnes of CO₂ equivalents 8,191 tonnes of CO₂ equivalents 164,198 tonnes of CO₂ equivalents Comoros
1950s 251,434 tonnes of CO₂ equivalents 12,693 tonnes of CO₂ equivalents 238,741 tonnes of CO₂ equivalents Comoros
1960s 229,597 tonnes of CO₂ equivalents 25,394 tonnes of CO₂ equivalents 204,202 tonnes of CO₂ equivalents Comoros
1970s 297,844 tonnes of CO₂ equivalents 97,604 tonnes of CO₂ equivalents 200,241 tonnes of CO₂ equivalents Comoros
1980s 410,944 tonnes of CO₂ equivalents 191,342 tonnes of CO₂ equivalents 219,602 tonnes of CO₂ equivalents Comoros
1990s 480,521 tonnes of CO₂ equivalents 276,626 tonnes of CO₂ equivalents 203,895 tonnes of CO₂ equivalents Comoros
2000s 543,278 tonnes of CO₂ equivalents 448,937 tonnes of CO₂ equivalents 94,341 tonnes of CO₂ equivalents Comoros
2010s 639,848 tonnes of CO₂ equivalents 581,482 tonnes of CO₂ equivalents 58,366 tonnes of CO₂ equivalents Comoros
2020s 971,948 tonnes of CO₂ equivalents 732,322 tonnes of CO₂ equivalents 239,626 tonnes of CO₂ equivalents Comoros

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual greenhouse gas emissions by world region, Comoros or Seychelles?
Comoros, at 1.03 million tonnes of CO₂ equivalents against 763,918 tonnes of CO₂ equivalents in Seychelles as of 2024.
What is the difference in annual greenhouse gas emissions by world region between Comoros and Seychelles?
269,152 tonnes of CO₂ equivalents, with Comoros ahead.
How many years of comparable data are there for Comoros and Seychelles?
175 years are reported by both, from 1850 to 2024.
How do Comoros and Seychelles rank globally for annual greenhouse gas emissions by world region?
Comoros ranks 174th and Seychelles ranks 177th of 199 countries.
Where does this data come from?
Jones et al. (2025) – with major processing by Our World in Data, published as Annual greenhouse gas emissions by world region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Annual greenhouse gas emissions by world region
Unit
tonnes of CO₂ equivalents
Source
Jones et al. (2025) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
199 places, 34,825 data points, 1850–2024
Last refreshed

Greenhouse gas emissions are measured in tonnes of carbon dioxide-equivalents over a 100-year timescale.