Hong Kong vs Portugal: Carbon dioxide emissions by income level, gaps filled

Hong Kong
33.32 million tonnes
in 2024
Portugal
35.54 million tonnes
in 2024
Hong Kong rank
68th
Portugal rank
66th

Carbon dioxide emissions by income level, gaps filled over time

  • Hong Kong
  • Portugal
020.0M40.0M60.0M187019472024

How they compare

Portugal currently reports 35.54 million tonnes against 33.32 million tonnes in Hong Kong, a difference of 2.21 million tonnes.

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

Across all 82 years both countries report, Portugal has been ahead every year.

Hong Kong ranks 68th and Portugal ranks 66th of 215 countries.

Portugal has averaged higher in every one of the 10 decades both report.

Head to head by decade

Decade Hong Kong Portugal Difference Ahead
1930s 54,514 tonnes 4.43 million tonnes 4.38 million tonnes Portugal
1940s 36,343 tonnes 4.80 million tonnes 4.76 million tonnes Portugal
1950s 1.94 million tonnes 6.50 million tonnes 4.56 million tonnes Portugal
1960s 4.84 million tonnes 11.10 million tonnes 6.26 million tonnes Portugal
1970s 11.60 million tonnes 20.42 million tonnes 8.81 million tonnes Portugal
1980s 23.39 million tonnes 30.34 million tonnes 6.95 million tonnes Portugal
1990s 32.65 million tonnes 52.99 million tonnes 20.34 million tonnes Portugal
2000s 41.31 million tonnes 64.61 million tonnes 23.29 million tonnes Portugal
2010s 42.84 million tonnes 50.73 million tonnes 7.89 million tonnes Portugal
2020s 32.84 million tonnes 39.18 million tonnes 6.35 million tonnes Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher carbon dioxide emissions by income level, gaps filled, Hong Kong or Portugal?
Portugal, at 35.54 million tonnes against 33.32 million tonnes in Hong Kong as of 2024.
What is the difference in carbon dioxide emissions by income level, gaps filled between Hong Kong and Portugal?
2.21 million tonnes, with Portugal ahead.
How many years of comparable data are there for Hong Kong and Portugal?
82 years are reported by both, from 1938 to 2024.
How do Hong Kong and Portugal rank globally for carbon dioxide emissions by income level, gaps filled?
Hong Kong ranks 68th and Portugal ranks 66th of 215 countries.
Where does this data come from?
Statizoid (derived), published as Carbon dioxide emissions by income level, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Hong Kong vs Portugal: Carbon dioxide emissions by income level, gaps filled. Statizoid, drawing on Statizoid (derived). Retrieved 06 November 2026, from https://climate.statizoid.com/compare/carbon-dioxide-emissions-by-income-level-gaps-filled/hong-kong-sar-china/portugal/

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About this data

Indicator
Carbon dioxide emissions by income level, gaps filled
Unit
tonnes
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
216 places, 23,667 data points, 1750–2024
Last refreshed

Carbon dioxide emissions by income level with 84 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.