Comoros vs Guam: Pm exposure 1990 2017, per square kilometre

Comoros
0.0055 units per square kilometre
in 2023
Guam
0.0064 units per square kilometre
in 2023
Comoros rank
29th
Guam rank
27th

Pm exposure 1990 2017, per square kilometre over time

  • Comoros
  • Guam
00.0020.0040.0060.0080.01199020062023

How they compare

Guam currently reports 0.0064 units per square kilometre against 0.0055 units per square kilometre in Comoros, a difference of 0.0009 units per square kilometre.

That makes Guam's figure about 1.2 times Comoros's.

Across all 34 years both countries report, Guam has been ahead every year.

Comoros ranks 29th and Guam ranks 27th of 200 countries.

Guam has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Comoros Guam Difference Ahead
1990s 0.0056 units per square kilometre 0.0078 units per square kilometre 0.0022 units per square kilometre Guam
2000s 0.0064 units per square kilometre 0.0079 units per square kilometre 0.0015 units per square kilometre Guam
2010s 0.0057 units per square kilometre 0.0075 units per square kilometre 0.0017 units per square kilometre Guam
2020s 0.0057 units per square kilometre 0.0063 units per square kilometre 0.0006 units per square kilometre Guam

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pm exposure 1990 2017, per square kilometre, Comoros or Guam?
Guam, at 0.0064 units per square kilometre against 0.0055 units per square kilometre in Comoros as of 2023.
What is the difference in pm exposure 1990 2017, per square kilometre between Comoros and Guam?
0.0009 units per square kilometre, with Guam ahead.
How many years of comparable data are there for Comoros and Guam?
34 years are reported by both, from 1990 to 2023.
How do Comoros and Guam rank globally for pm exposure 1990 2017, per square kilometre?
Comoros ranks 29th and Guam ranks 27th of 200 countries.
Where does this data come from?
Statizoid (derived), published as Pm exposure 1990 2017, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Comoros vs Guam: Pm exposure 1990 2017, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 14 November 2026, from https://reference.statizoid.com/compare/pm-exposure-1990-2017-per-square-kilometre/comoros/guam/

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About this data

Indicator
Pm exposure 1990 2017, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
200 places, 6,650 data points, 1990–2023
Last refreshed

Pm exposure 1990 2017 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.