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Review
. 2025 May 16;11(20):eady0890.
doi: 10.1126/sciadv.ady0890. Epub 2025 May 14.

The cost of clean air: Global disparities in reducing indoor wildfire-related PM2.5 exposure

Jing Li  1 , Yifang Zhu  1
Affiliations
Review

The cost of clean air: Global disparities in reducing indoor wildfire-related PM2.5 exposure

Jing Li et al. Sci Adv. .

Abstract

Using air purifiers to reduce indoor exposure to wildfire-related PM2.5 is effective but costly, placing a disproportionately higher financial burden on low-income countries.

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Figures

Fig. 1.
Fig. 1.. Comparison of the per capita costs for reducing indoor exposure to fire-PM2.5 between low-income and high-income countries.
The number of coins symbolizes the cost of indoor fire-PM2.5 mitigation, while the scale tray size indicates the gross national income levels in low- and high-income countries. Illustration credit: Ashley Mastin/Science Advances.
See this image and copyright information in PMC

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