How many years of comparable data are there for French Guiana and Reunion?

178 years are reported by both, from 1500 to 2100.

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.

French Guiana vs Reunion: Share of global CO₂ emissions and population

French Guiana

0.0%

in 2100

Reunion

0.0%

in 2100

French Guiana rank

167th

Reunion rank

164th

Share of global CO₂ emissions and population over time

French Guiana
Reunion

How they compare

Reunion currently reports 0.0% against 0.0% in French Guiana, a difference of 0.0%.

That makes Reunion's figure about 1.1 times French Guiana's.

The two have swapped places 1 time across 178 shared years of data; in 1500 it was French Guiana ahead.

French Guiana ranks 167th and Reunion ranks 164th of 234 countries.

Across the 43 decades both report, French Guiana averaged higher in 5 and Reunion in 38.

Head to head by decade

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

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of global co₂ emissions and population, French Guiana or Reunion?: Reunion, at 0.0% against 0.0% in French Guiana as of 2100.
What is the difference in share of global co₂ emissions and population between French Guiana and Reunion?: 0.0%, with Reunion ahead.
How many years of comparable data are there for French Guiana and Reunion?: 178 years are reported by both, from 1500 to 2100.
How do French Guiana and Reunion rank globally for share of global co₂ emissions and population?: French Guiana ranks 167th and Reunion ranks 164th of 234 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.

Individual pages

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: 07 August 2026

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