Comoros vs Hong Kong: Share of global CO₂ emissions and population

Comoros
0.0%
in 2100
Hong Kong
0.0%
in 2100
Comoros rank
146th
Hong Kong rank
144th

Share of global CO₂ emissions and population over time

  • Comoros
  • Hong Kong
00.0250.050.0750.10.125100015502100

How they compare

Hong Kong currently reports 0.0% against 0.0% in Comoros, a difference of 0.0%.

That makes Hong Kong's figure about 1.1 times Comoros's.

The two have swapped places 2 times across 318 shared years of data; in 1000 it was Hong Kong ahead.

Comoros ranks 146th and Hong Kong ranks 144th of 239 countries.

Across the 48 decades both report, Comoros averaged higher in 20 and Hong Kong in 28.

Head to head by decade

Decade Comoros Hong Kong Difference Ahead
1000s 0.0% 0.1% 0.1% Hong Kong
1100s 0.0% 0.1% 0.1% Hong Kong
1200s 0.0% 0.1% 0.1% Hong Kong
1300s 0.0% 0.0% 0.0% Comoros
1400s 0.0% 0.0% 0.0% Comoros
1500s 0.0% 0.0% 0.0% Comoros
1600s 0.0% 0.0% 0.0% Comoros
1700s 0.0% 0.0% 0.0% Comoros
1710s 0.0% 0.0% 0.0% Comoros
1720s 0.0% 0.0% 0.0% Comoros
1730s 0.0% 0.0% 0.0% Comoros
1740s 0.0% 0.0% 0.0% Comoros
1750s 0.0% 0.0% 0.0% Comoros
1760s 0.0% 0.0% 0.0% Comoros
1770s 0.0% 0.0% 0.0% Comoros
1780s 0.0% 0.0% 0.0% Comoros
1790s 0.0% 0.0% 0.0% Comoros
1800s 0.0% 0.0% 0.0% Comoros
1810s 0.0% 0.0% 0.0% Comoros
1820s 0.0% 0.0% 0.0% Comoros
1830s 0.0% 0.0% 0.0% Comoros
1840s 0.0% 0.0% 0.0% Comoros
1850s 0.0% 0.0% 0.0% Comoros
1860s 0.0% 0.0% 0.0% Hong Kong
1870s 0.0% 0.0% 0.0% Hong Kong
1880s 0.0% 0.0% 0.0% Hong Kong
1890s 0.0% 0.0% 0.0% Hong Kong
1900s 0.0% 0.0% 0.0% Hong Kong
1910s 0.0% 0.0% 0.0% Hong Kong
1920s 0.0% 0.0% 0.0% Hong Kong
1930s 0.0% 0.1% 0.0% Hong Kong
1940s 0.0% 0.1% 0.1% Hong Kong
1950s 0.0% 0.1% 0.1% Hong Kong
1960s 0.0% 0.1% 0.1% Hong Kong
1970s 0.0% 0.1% 0.1% Hong Kong
1980s 0.0% 0.1% 0.1% Hong Kong
1990s 0.0% 0.1% 0.1% Hong Kong
2000s 0.0% 0.1% 0.1% Hong Kong
2010s 0.0% 0.1% 0.1% Hong Kong
2020s 0.0% 0.1% 0.1% Hong Kong
2030s 0.0% 0.1% 0.1% Hong Kong
2040s 0.0% 0.1% 0.1% Hong Kong
2050s 0.0% 0.1% 0.0% Hong Kong
2060s 0.0% 0.0% 0.0% Hong Kong
2070s 0.0% 0.0% 0.0% Hong Kong
2080s 0.0% 0.0% 0.0% Hong Kong
2090s 0.0% 0.0% 0.0% Hong Kong
2100s 0.0% 0.0% 0.0% Hong Kong

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of global co₂ emissions and population, Comoros or Hong Kong?
Hong Kong, at 0.0% against 0.0% in Comoros as of 2100.
What is the difference in share of global co₂ emissions and population between Comoros and Hong Kong?
0.0%, with Hong Kong ahead.
How many years of comparable data are there for Comoros and Hong Kong?
318 years are reported by both, from 1000 to 2100.
How do Comoros and Hong Kong rank globally for share of global co₂ emissions and population?
Comoros ranks 146th and Hong Kong ranks 144th of 239 countries.
Where does this data come from?
HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data, published as Share of global CO₂ emissions and population. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Comoros vs Hong Kong: Share of global CO₂ emissions and population. Statizoid, drawing on HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data. Retrieved 07 November 2026, from https://climate.statizoid.com/compare/share-co2-vs-population/comoros/hong-kong-sar-china/

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About this data

Indicator
Share of global CO₂ emissions and population
Unit
%
Source
HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
239 places, 69,170 data points, 1000–2100
Last refreshed

Share of the world's population by country, available from 10,000 BCE to 2100, based on data and estimates from different sources.