Bulgaria vs Samoa: Sulphur dioxide and coal, per square kilometre

Bulgaria
0.4757 units per square kilometre
in 2022
Samoa
0.4405 units per square kilometre
in 2022
Bulgaria rank
94th
Samoa rank
96th

Sulphur dioxide and coal, per square kilometre over time

  • Bulgaria
  • Samoa
0102030196119912022

How they compare

Bulgaria currently reports 0.4757 units per square kilometre against 0.4405 units per square kilometre in Samoa, a difference of 0.0352 units per square kilometre.

That makes Bulgaria's figure about 1.1 times Samoa's.

The two have swapped places 2 times across 62 shared years of data; in 1961 it was Bulgaria ahead.

Bulgaria ranks 94th and Samoa ranks 96th of 207 countries.

Bulgaria has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade Bulgaria Samoa Difference Ahead
1960s 31.16 units per square kilometre 0.0594 units per square kilometre 31.1 units per square kilometre Bulgaria
1970s 27.56 units per square kilometre 0.1402 units per square kilometre 27.42 units per square kilometre Bulgaria
1980s 28.04 units per square kilometre 0.2434 units per square kilometre 27.8 units per square kilometre Bulgaria
1990s 13.23 units per square kilometre 0.2845 units per square kilometre 12.95 units per square kilometre Bulgaria
2000s 8.44 units per square kilometre 0.371 units per square kilometre 8.07 units per square kilometre Bulgaria
2010s 1.89 units per square kilometre 0.4338 units per square kilometre 1.46 units per square kilometre Bulgaria
2020s 0.4924 units per square kilometre 0.4306 units per square kilometre 0.0618 units per square kilometre Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sulphur dioxide and coal, per square kilometre, Bulgaria or Samoa?
Bulgaria, at 0.4757 units per square kilometre against 0.4405 units per square kilometre in Samoa as of 2022.
What is the difference in sulphur dioxide and coal, per square kilometre between Bulgaria and Samoa?
0.0352 units per square kilometre, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and Samoa?
62 years are reported by both, from 1961 to 2022.
How do Bulgaria and Samoa rank globally for sulphur dioxide and coal, per square kilometre?
Bulgaria ranks 94th and Samoa ranks 96th 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.

Individual pages

Share, cite or embed this page

Cite this page

Bulgaria vs Samoa: Sulphur dioxide and coal, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 26 August 2026, from https://energy.statizoid.com/compare/sulphur-dioxide-and-coal-per-square-kilometre/bulgaria/samoa/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under Derived by Statizoid from the sources named on the page; please keep the attribution.

<a href="https://energy.statizoid.com/compare/sulphur-dioxide-and-coal-per-square-kilometre/bulgaria/samoa/">Bulgaria vs Samoa: Sulphur dioxide and coal, per square kilometre</a> — Statizoid

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.