Statizoid

Marshall Islands vs Samoa: Average annual exposure to PM2.5 air pollution

Marshall Islands
4.1 micrograms per cubic meter
in 2023
Samoa
4.58 micrograms per cubic meter
in 2023
Marshall Islands rank
195th
Samoa rank
192nd

Average annual exposure to PM2.5 air pollution over time

  • Marshall Islands
  • Samoa
0246199020062023

How they compare

Samoa currently reports 4.58 micrograms per cubic meter against 4.1 micrograms per cubic meter in Marshall Islands, a difference of 0.4779 micrograms per cubic meter.

That makes Samoa's figure about 1.1 times Marshall Islands's.

The two have swapped places 6 times across 34 shared years of data; in 1990 it was Samoa ahead.

Marshall Islands ranks 195th and Samoa ranks 192nd of 200 countries.

Individual pages

About this data

Indicator
Average annual exposure to PM2.5 air pollution
Unit
micrograms per cubic meter
Source
Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
200 places, 6,800 data points, 1990–2023
Last refreshed

The average level of exposure of the population to suspended particles less than 2.5 microns in diameter, which are capable of penetrating deep into the respiratory tract and damaging health. This is measured in micrograms per cubic meter.