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One of the biggest microplastic pollution sources isn’t straws or grocery bags – it’s your tires
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This article explains how tire wear particles—tiny rubber and plastic fragments shed from tires during driving—are washed by rain into streams, lakes, and oceans, making tires one of the largest sources of environmental microplastic pollution. Understanding tire wear as a dominant microplastic source is essential for prioritizing mitigation strategies, from road design and urban runoff management to rethinking tire material composition.
Rain storms wash those tire shards into streams and ultimately into lakes and oceans. That’s bad news for fish and other aquatic life.
More Papers Like This
Check your tyres: you might be adding unnecessary microplastics to the environment
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Researchers highlight that properly inflating car tyres reduces tyre wear, which in turn lowers the amount of tyre rubber microplastics shed onto roads and washed into the environment, suggesting a simple habit change can have meaningful ecological benefits.
Car tyres shed a quarter of all microplastics in the environment – urgent action is needed
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Car tyre wear accounts for approximately one quarter of all microplastics released into the environment, with tiny rubber and plastic fragments accumulating in soil, waterways, and food as vehicles drive normally. This source is largely invisible to consumers but represents one of the largest and most difficult-to-control contributors to the global microplastic burden, demanding urgent regulatory and engineering responses.
Tire-wear Particles as a Major Component of Microplastics in the Environment
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Researchers analyzed non-exhaust traffic particles along busy German roads using microscopy and SEM-EDX, finding that tire-wear particles dominate coarse airborne particulate matter and accumulate additional hazardous metals from brake and road abrasion, making them a major and chemically complex microplastic pollutant in aquatic environments.
Environmental occurrence, fate, impact, and potential solution of tire microplastics: Similarities and differences with tire wear particles
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This review examines tire microplastics, one of the most abundant types of microplastics in the environment, which come from tire wear on roads, recycled tire rubber, and tire repair dust. These particles carry a complex mix of chemicals including heavy metals and organic pollutants that can harm aquatic and soil organisms. Since tire microplastics end up in waterways and soil near roads, they represent a significant but often overlooked source of human microplastic exposure.
Vehicle tyres - A key source of microplastics to the environment: Fate, effects, and mitigation strategies
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Every time your car tires touch the road, they shed tiny plastic particles that end up in our air, water, and soil, making tires one of the biggest sources of microplastics in the environment. This review pulls together existing research on where this tire dust ends up and how it affects living things, and while more research is still needed on human health risks, it's a reminder that even routine driving contributes to the plastic pollution we're increasingly breathing in and consuming.
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When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.