Costa Rica vs Liberia: Particulate matter exposure in 1990 vs. 2017
Costa Rica
17.7 micrograms per cubic meter
in 2023
Liberia
17.92 micrograms per cubic meter
in 2023
Costa Rica rank
100th
Liberia rank
99th
Particulate matter exposure in 1990 vs. 2017 over time
- Costa Rica
- Liberia
How they compare
Liberia currently reports 17.92 micrograms per cubic meter against 17.7 micrograms per cubic meter in Costa Rica, a difference of 0.22 micrograms per cubic meter.
The two have swapped places 7 times across 34 shared years of data; in 1990 it was Costa Rica ahead.
Costa Rica ranks 100th and Liberia ranks 99th of 200 countries.
Across the 4 decades both report, Costa Rica averaged higher in 3 and Liberia in 1.
Head to head by decade
| Decade | Costa Rica | Liberia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 20.15 micrograms per cubic meter | 17.63 micrograms per cubic meter | 2.52 micrograms per cubic meter | Costa Rica |
| 2000s | 19.6 micrograms per cubic meter | 19.46 micrograms per cubic meter | 0.1384 micrograms per cubic meter | Costa Rica |
| 2010s | 18.64 micrograms per cubic meter | 19.03 micrograms per cubic meter | 0.3978 micrograms per cubic meter | Liberia |
| 2020s | 17.99 micrograms per cubic meter | 17.99 micrograms per cubic meter | 0.0051 micrograms per cubic meter | Costa Rica |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher particulate matter exposure in 1990 vs. 2017, Costa Rica or Liberia?
- Liberia, at 17.92 micrograms per cubic meter against 17.7 micrograms per cubic meter in Costa Rica as of 2023.
- What is the difference in particulate matter exposure in 1990 vs. 2017 between Costa Rica and Liberia?
- 0.22 micrograms per cubic meter, with Liberia ahead.
- How many years of comparable data are there for Costa Rica and Liberia?
- 34 years are reported by both, from 1990 to 2023.
- How do Costa Rica and Liberia rank globally for particulate matter exposure in 1990 vs. 2017?
- Costa Rica ranks 100th and Liberia ranks 99th of 200 countries.
- Where does this data come from?
- Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data, published as Particulate matter exposure in 1990 vs. 2017. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Population-weighted average level of exposure to concentrations of suspended particles measuring less than 2.5 microns in diameter. Exposure is measured in micrograms per cubic metre (µg/m³).