San Marino vs Vietnam: Energy — Emissions (CO2eq) from CH4 (AR5), per square kilometre

San Marino
0.0667 kt per square kilometre
in 2023
Vietnam
0.0772 kt per square kilometre
in 2023
San Marino rank
21st
Vietnam rank
19th

Energy — Emissions (CO2eq) from CH4 (AR5), per square kilometre over time

  • San Marino
  • Vietnam
0.020.040.060.080.1196119922023

How they compare

Vietnam currently reports 0.0772 kt per square kilometre against 0.0667 kt per square kilometre in San Marino, a difference of 0.0105 kt per square kilometre.

That makes Vietnam's figure about 1.2 times San Marino's.

The two have swapped places 7 times across 63 shared years of data; in 1961 it was San Marino ahead.

San Marino ranks 21st and Vietnam ranks 19th of 185 countries.

Across the 7 decades both report, San Marino averaged higher in 4 and Vietnam in 3.

Head to head by decade

Decade San Marino Vietnam Difference Ahead
1960s 0.0144 kt per square kilometre 0.0136 kt per square kilometre 0.0008 kt per square kilometre San Marino
1970s 0.02 kt per square kilometre 0.0164 kt per square kilometre 0.0036 kt per square kilometre San Marino
1980s 0.0294 kt per square kilometre 0.0199 kt per square kilometre 0.0095 kt per square kilometre San Marino
1990s 0.0429 kt per square kilometre 0.0361 kt per square kilometre 0.0069 kt per square kilometre San Marino
2000s 0.0551 kt per square kilometre 0.0678 kt per square kilometre 0.0126 kt per square kilometre Vietnam
2010s 0.0677 kt per square kilometre 0.0805 kt per square kilometre 0.0128 kt per square kilometre Vietnam
2020s 0.0688 kt per square kilometre 0.0776 kt per square kilometre 0.0087 kt per square kilometre Vietnam

Averages of every year both report within each decade.

Frequently asked questions

Which has higher energy — emissions (co2eq) from ch4 (ar5), per square kilometre, San Marino or Vietnam?
Vietnam, at 0.0772 kt per square kilometre against 0.0667 kt per square kilometre in San Marino as of 2023.
What is the difference in energy — emissions (co2eq) from ch4 (ar5), per square kilometre between San Marino and Vietnam?
0.0105 kt per square kilometre, with Vietnam ahead.
How many years of comparable data are there for San Marino and Vietnam?
63 years are reported by both, from 1961 to 2023.
How do San Marino and Vietnam rank globally for energy — emissions (co2eq) from ch4 (ar5), per square kilometre?
San Marino ranks 21st and Vietnam ranks 19th of 185 countries.
Where does this data come from?
Statizoid (derived), published as Energy — Emissions (CO2eq) from CH4 (AR5), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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San Marino vs Vietnam: Energy — Emissions (CO2eq) from CH4 (AR5), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 25 September 2026, from https://climate.statizoid.com/compare/energy-emissions-co2eq-from-ch4-ar5-per-square-kilometre/san-marino/viet-nam/

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<a href="https://climate.statizoid.com/compare/energy-emissions-co2eq-from-ch4-ar5-per-square-kilometre/san-marino/viet-nam/">San Marino vs Vietnam: Energy — Emissions (CO2eq) from CH4 (AR5), per square kilometre</a> — Statizoid

About this data

Indicator
Energy — Emissions (CO2eq) from CH4 (AR5), per square kilometre
Unit
kt per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
186 places, 10,671 data points, 1961–2023
Last refreshed

Energy — Emissions (CO2eq) from CH4 (AR5) divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.