LUXEMBOURG--(BUSINESS WIRE)--Sep 29, 2025--

The PlasticDustCloud project, a global study led by the Eurofins Environment Testing network, has revealed alarming microplastic pollution in air, with deposition rates of up to 1,300 microplastics per square metre per day (/m 2 /day). Working with samples collected across 12 sites in 9 countries on 3 continents, this global study highlights the pervasive presence of microplastics in the air we breathe every day.

Microplastics, defined as particles smaller than 5 mm, are now ubiquitous in the environment. Recent toxicological studies show that microplastics pose potential risks to human health and the environment, raising growing global concerns.

Research, results and methodology

In mid-2024, samples were collected using a harmonised depo

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