Puerto Rico vs Viet Nam: Sulphur dioxide and coal, per square kilometre

Puerto Rico
3.79 units per square kilometre
in 2022
Viet Nam
4.11 units per square kilometre
in 2022
Puerto Rico rank
30th
Viet Nam rank
27th

Sulphur dioxide and coal, per square kilometre over time

  • Puerto Rico
  • Viet Nam
0102030196119912022

How they compare

Viet Nam currently reports 4.11 units per square kilometre against 3.79 units per square kilometre in Puerto Rico, a difference of 0.32 units per square kilometre.

That makes Viet Nam's figure about 1.1 times Puerto Rico's.

The two have swapped places 1 time across 62 shared years of data; in 1961 it was Puerto Rico ahead.

Puerto Rico ranks 30th and Viet Nam ranks 27th of 207 countries.

Across the 7 decades both report, Puerto Rico averaged higher in 6 and Viet Nam in 1.

Head to head by decade

Decade Puerto Rico Viet Nam Difference Ahead
1960s 2.34 units per square kilometre 0.2989 units per square kilometre 2.04 units per square kilometre Puerto Rico
1970s 4.76 units per square kilometre 0.5031 units per square kilometre 4.25 units per square kilometre Puerto Rico
1980s 5.36 units per square kilometre 0.7501 units per square kilometre 4.61 units per square kilometre Puerto Rico
1990s 23.93 units per square kilometre 1.39 units per square kilometre 22.54 units per square kilometre Puerto Rico
2000s 12.53 units per square kilometre 1.39 units per square kilometre 11.14 units per square kilometre Puerto Rico
2010s 6.52 units per square kilometre 2.58 units per square kilometre 3.94 units per square kilometre Puerto Rico
2020s 3.73 units per square kilometre 4.3 units per square kilometre 0.578 units per square kilometre Viet Nam

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sulphur dioxide and coal, per square kilometre, Puerto Rico or Viet Nam?
Viet Nam, at 4.11 units per square kilometre against 3.79 units per square kilometre in Puerto Rico as of 2022.
What is the difference in sulphur dioxide and coal, per square kilometre between Puerto Rico and Viet Nam?
0.32 units per square kilometre, with Viet Nam ahead.
How many years of comparable data are there for Puerto Rico and Viet Nam?
62 years are reported by both, from 1961 to 2022.
How do Puerto Rico and Viet Nam rank globally for sulphur dioxide and coal, per square kilometre?
Puerto Rico ranks 30th and Viet Nam ranks 27th of 207 countries.
Where does this data come from?
Statizoid (derived), published as Sulphur dioxide and coal, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Puerto Rico vs Viet Nam: Sulphur dioxide and coal, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 07 September 2026, from https://energy.statizoid.com/compare/sulphur-dioxide-and-coal-per-square-kilometre/puerto-rico-us/viet-nam/

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About this data

Indicator
Sulphur dioxide and coal, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
207 places, 11,657 data points, 1961–2022
Last refreshed

Sulphur dioxide and coal 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.