Chad vs Senegal: Particulate matter exposure in 1990 vs. 2017

Chad

42.96 micrograms per cubic meter

in 2023

Senegal

41.65 micrograms per cubic meter

in 2023

Chad rank

18th

Senegal rank

21st

Particulate matter exposure in 1990 vs. 2017 over time

Chad
Senegal

How they compare

Chad currently reports 42.96 micrograms per cubic meter against 41.65 micrograms per cubic meter in Senegal, a difference of 1.31 micrograms per cubic meter.

The two have swapped places 7 times across 34 shared years of data; in 1990 it was Senegal ahead.

Chad ranks 18th and Senegal ranks 21st of 200 countries.

Individual pages

About this data

Indicator: Particulate matter exposure in 1990 vs. 2017
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: 07 August 2026

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).