Bulgaria vs Montenegro: How have things changed?, per square kilometre

Bulgaria
0.1532 metric tons per square kilometre
in 2023
Montenegro
0.1621 metric tons per square kilometre
in 2023
Bulgaria rank
170th
Montenegro rank
168th

How have things changed?, per square kilometre over time

  • Bulgaria
  • Montenegro
00.511.5196519942023

How they compare

Montenegro currently reports 0.1621 metric tons per square kilometre against 0.1532 metric tons per square kilometre in Bulgaria, a difference of 0.0089 metric tons per square kilometre.

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

The two have swapped places 6 times across 18 shared years of data; in 2006 it was Montenegro ahead.

Bulgaria ranks 170th and Montenegro ranks 168th of 215 countries.

Across the 3 decades both report, Bulgaria averaged higher in 2 and Montenegro in 1.

Head to head by decade

Decade Bulgaria Montenegro Difference Ahead
2000s 0.1231 metric tons per square kilometre 0.1467 metric tons per square kilometre 0.0236 metric tons per square kilometre Montenegro
2010s 0.1857 metric tons per square kilometre 0.1719 metric tons per square kilometre 0.0139 metric tons per square kilometre Bulgaria
2020s 0.1671 metric tons per square kilometre 0.1391 metric tons per square kilometre 0.028 metric tons per square kilometre Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher how have things changed?, per square kilometre, Bulgaria or Montenegro?
Montenegro, at 0.1621 metric tons per square kilometre against 0.1532 metric tons per square kilometre in Bulgaria as of 2023.
What is the difference in how have things changed?, per square kilometre between Bulgaria and Montenegro?
0.0089 metric tons per square kilometre, with Montenegro ahead.
How many years of comparable data are there for Bulgaria and Montenegro?
18 years are reported by both, from 2006 to 2023.
How do Bulgaria and Montenegro rank globally for how have things changed?, per square kilometre?
Bulgaria ranks 170th and Montenegro ranks 168th of 215 countries.
Where does this data come from?
Statizoid (derived), published as How have things changed?, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Montenegro: How have things changed?, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 28 September 2026, from https://reference.statizoid.com/compare/how-have-things-changed-per-square-kilometre/bulgaria/montenegro/

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About this data

Indicator
How have things changed?, per square kilometre
Unit
metric tons per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
215 places, 11,549 data points, 1965–2023
Last refreshed

How have things changed? 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.