Pm exposure 1990 2017, per square kilometre in Comoros

Comoros: Pm exposure 1990 2017, per square kilometre was 0.0055 units per square kilometre in 2023. ▬ Flat

Latest (2023)
0.0055 units per square kilometre
Change on year
down 15.5%
World rank
29th
of 200 countries
All-time high
0.0068 units per square kilometre
in 2001
All-time low
0.0049 units per square kilometre
in 2014
Years of data
34
1990–2023

Pm exposure 1990 2017, per square kilometre in Comoros, 1990–2023

00.0020.0040.0061990200620231990: 0.005 units per square kilometre1991: 0.005 units per square kilometre1992: 0.005 units per square kilometre1993: 0.005 units per square kilometre1994: 0.006 units per square kilometre1995: 0.005 units per square kilometre1996: 0.006 units per square kilometre1997: 0.006 units per square kilometre1998: 0.006 units per square kilometre1999: 0.006 units per square kilometre2000: 0.006 units per square kilometre2001: 0.007 units per square kilometre2002: 0.006 units per square kilometre2003: 0.006 units per square kilometre2004: 0.006 units per square kilometre2005: 0.006 units per square kilometre2006: 0.006 units per square kilometre2007: 0.006 units per square kilometre2008: 0.006 units per square kilometre2009: 0.006 units per square kilometre2010: 0.006 units per square kilometre2011: 0.006 units per square kilometre2012: 0.006 units per square kilometre2013: 0.006 units per square kilometre2014: 0.005 units per square kilometre2015: 0.005 units per square kilometre2016: 0.005 units per square kilometre2017: 0.006 units per square kilometre2018: 0.006 units per square kilometre2019: 0.006 units per square kilometre2020: 0.005 units per square kilometre2021: 0.005 units per square kilometre2022: 0.006 units per square kilometre2023: 0.005 units per square kilometre

Source: Statizoid (derived). Measured in units per square kilometre.

Analysis

Comoros recorded 0.0055 units per square kilometre for pm exposure 1990 2017, per square kilometre in 2023.

Compared with earlier readings it is down 15.5% on the previous year and down 14.0% over ten years.

Over the whole period, pm exposure 1990 2017, per square kilometre in Comoros peaked at 0.0068 units per square kilometre in 2001 and was at its lowest, 0.0049 units per square kilometre, in 2014.

That places Comoros 29th out of 200 countries with data for 2023, putting it in the top quarter.

Pm exposure 1990 2017, per square kilometre in Comoros, year by year

Annual values for Pm exposure 1990 2017, per square kilometre in Comoros, 1990 to 2023.
Year units per square kilometre Change
1990 0.0054 units per square kilometre —
1991 0.0053 units per square kilometre -1.6%
1992 0.0054 units per square kilometre +1.7%
1993 0.0055 units per square kilometre +1.6%
1994 0.0056 units per square kilometre +1.6%
1995 0.0053 units per square kilometre -4.8%
1996 0.0058 units per square kilometre +8.3%
1997 0.0058 units per square kilometre +1.5%
1998 0.0059 units per square kilometre +1.5%
1999 0.006 units per square kilometre +1.5%
2000 0.0063 units per square kilometre +4.4%
2001 0.0068 units per square kilometre +8.4%
2002 0.0063 units per square kilometre -7.4%
2003 0.0064 units per square kilometre +1.7%
2004 0.0061 units per square kilometre -5.0%
2005 0.0062 units per square kilometre +0.9%
2006 0.0064 units per square kilometre +3.9%
2007 0.0064 units per square kilometre +0.5%
2008 0.0064 units per square kilometre -0.9%
2009 0.0063 units per square kilometre -1.7%
2010 0.0064 units per square kilometre +3.0%
2011 0.0059 units per square kilometre -7.8%
2012 0.0061 units per square kilometre +1.8%
2013 0.0064 units per square kilometre +5.0%
2014 0.0049 units per square kilometre -22.4%
2015 0.005 units per square kilometre +2.1%
2016 0.0052 units per square kilometre +3.3%
2017 0.0059 units per square kilometre +13.2%
2018 0.0057 units per square kilometre -2.3%
2019 0.0057 units per square kilometre -0.9%
2020 0.0055 units per square kilometre -3.5%
2021 0.0053 units per square kilometre -2.8%
2022 0.0065 units per square kilometre +21.2%
2023 0.0055 units per square kilometre -15.5%

Comoros compared with similar countries

  • Comoros's 0.0055 units per square kilometre is above the median for lower middle income countries, which is 0.0001 units per square kilometre, 46.5× the median. (47 countries reporting)
  • Comoros's 0.0055 units per square kilometre is above the median for Sub-Saharan Africa, which is 0.0001 units per square kilometre, 47.8× the median. (48 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1990s 0.0056 units per square kilometre 0.0053 units per square kilometre 0.006 units per square kilometre 10
2000s 0.0064 units per square kilometre 0.0061 units per square kilometre 0.0068 units per square kilometre 10
2010s 0.0057 units per square kilometre 0.0049 units per square kilometre 0.0064 units per square kilometre 10
2020s 0.0057 units per square kilometre 0.0053 units per square kilometre 0.0065 units per square kilometre 4

Countries ranked near Comoros

  1. 26 Tonga 0.0065 units per square kilometre compare
  2. 27 Guam 0.0064 units per square kilometre compare
  3. 28 Northern Mariana Islands 0.0059 units per square kilometre compare
  4. 30 Micronesia (country) 0.005 units per square kilometre compare
  5. 31 Cape Verde 0.005 units per square kilometre compare
  6. 32 Kiribati 0.0048 units per square kilometre compare

See the full ranking of 200 places →

More reference data data for Comoros

All data for Comoros →

Frequently asked questions

What is pm exposure 1990 2017, per square kilometre in Comoros?
Pm exposure 1990 2017, per square kilometre in Comoros was 0.0055 units per square kilometre in 2023, according to Statizoid (derived).
What is the highest pm exposure 1990 2017, per square kilometre recorded in Comoros?
The highest recorded value was 0.0068 units per square kilometre in 2001.
What is the lowest pm exposure 1990 2017, per square kilometre recorded in Comoros?
The lowest recorded value was 0.0049 units per square kilometre in 2014.
How does Comoros rank for pm exposure 1990 2017, per square kilometre?
Comoros ranks 29th out of 200 countries with data for 2023.
Is pm exposure 1990 2017, per square kilometre rising or falling in Comoros?
Over the last ten years it is down 14.0%. The long-run trend across the full record is flat.
Where does this Comoros data come from?
The figures come from Statizoid (derived), published as part of Pm exposure 1990 2017, per square kilometre. Statizoid updates them automatically from the source API.

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

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How this figure is calculated

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.

Pm exposure 1990 2017 ÷ Land area (sq. km)

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

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.