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Observations of Size-Segregated Airborne Microplastics in Ho Chi Minh City, Vietnam

2026

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Scientists measured tiny plastic particles floating in the air in Ho Chi Minh City, Vietnam, finding microplastics in different sizes of air pollution particles that people breathe in daily. This matters because when we inhale these microscopic plastic pieces, they could potentially harm our health, though more research is needed to understand the exact risks. The study helps us better understand how much plastic pollution is actually in the air we breathe in major cities.

Body Systems

Microplastics (MPs), generally defined as plastic particles smaller than 5 mm in diameter, have emerged as an environmental concern owing to their persistence, mobility, and potential impacts on ecosystems and human health. Although previous studies have primarily focused on aquatic and terrestrial environments, airborne MPs (AMPs) have recently attracted increasing attention due to their potential health risks via inhalation. Nevertheless, research on AMPs remains limited. In this study, we characterized AMPs in size-segregated aerosols (PM2.5, PM2.5-10, and PM10

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