Author: Jennifer Leman / Source: Science News
There’s a big problem where the rubber meets the road: microplastics.
Scientists analyzed more than 500 small particles pulled from the air around three busy German highways, and found that the vast majority — 89 percent — came from vehicle tires, brake systems and roads themselves. All together, these particles are classified by the researchers as microplastics, though they include materials other than plastic.
Those particles get blown by wind and washed by rain into waterways that lead to the ocean, where…
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