What is the difference in cumulative co₂ emissions, per unit of gdp between Hong Kong and Tanzania?

0.0001 tonnes per US$ of GDP, with Tanzania ahead.

How many years of comparable data are there for Hong Kong and Tanzania?

65 years are reported by both, from 1960 to 2024.

Where does this data come from?

Statizoid (derived), published as Cumulative CO₂ emissions, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Hong Kong vs Tanzania: Cumulative CO₂ emissions, per unit of GDP

Hong Kong

0.0043 tonnes per US$ of GDP

in 2024

Tanzania

0.0044 tonnes per US$ of GDP

in 2024

Hong Kong rank

179th

Tanzania rank

178th

Cumulative CO₂ emissions, per unit of GDP over time

Hong Kong
Tanzania

How they compare

Tanzania currently reports 0.0044 tonnes per US$ of GDP against 0.0043 tonnes per US$ of GDP in Hong Kong, a difference of 0.0001 tonnes per US$ of GDP.

The two have swapped places 3 times across 65 shared years of data; in 1960 it was Hong Kong ahead.

Hong Kong ranks 179th and Tanzania ranks 178th of 202 countries.

Across the 7 decades both report, Hong Kong averaged higher in 5 and Tanzania in 2.

Head to head by decade

Decade	Hong Kong	Tanzania	Difference	Ahead
1960s	0.0189 tonnes per US$ of GDP	0.0029 tonnes per US$ of GDP	0.016 tonnes per US$ of GDP	Hong Kong
1970s	0.0131 tonnes per US$ of GDP	0.0058 tonnes per US$ of GDP	0.0073 tonnes per US$ of GDP	Hong Kong
1980s	0.0075 tonnes per US$ of GDP	0.0052 tonnes per US$ of GDP	0.0022 tonnes per US$ of GDP	Hong Kong
1990s	0.0045 tonnes per US$ of GDP	0.0093 tonnes per US$ of GDP	0.0048 tonnes per US$ of GDP	Tanzania
2000s	0.0052 tonnes per US$ of GDP	0.006 tonnes per US$ of GDP	0.0008 tonnes per US$ of GDP	Tanzania
2010s	0.0047 tonnes per US$ of GDP	0.0041 tonnes per US$ of GDP	0.0006 tonnes per US$ of GDP	Hong Kong
2020s	0.0045 tonnes per US$ of GDP	0.0041 tonnes per US$ of GDP	0.0004 tonnes per US$ of GDP	Hong Kong

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cumulative co₂ emissions, per unit of gdp, Hong Kong or Tanzania?: Tanzania, at 0.0044 tonnes per US$ of GDP against 0.0043 tonnes per US$ of GDP in Hong Kong as of 2024.
What is the difference in cumulative co₂ emissions, per unit of gdp between Hong Kong and Tanzania?: 0.0001 tonnes per US$ of GDP, with Tanzania ahead.
How many years of comparable data are there for Hong Kong and Tanzania?: 65 years are reported by both, from 1960 to 2024.
How do Hong Kong and Tanzania rank globally for cumulative co₂ emissions, per unit of gdp?: Hong Kong ranks 179th and Tanzania ranks 178th of 202 countries.
Where does this data come from?: Statizoid (derived), published as Cumulative CO₂ emissions, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Hong Kong vs Tanzania: Cumulative CO₂ emissions, per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 22 September 2026, from https://climate.statizoid.com/compare/cumulative-co2-emissions-per-unit-of-gdp/hong-kong-sar-china/tanzania/

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About this data

Indicator: Cumulative CO₂ emissions, per unit of GDP
Unit: tonnes per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 202 places, 11,089 data points, 1960–2024
Last refreshed: 16 September 2026

Cumulative CO₂ emissions divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.