False alarm. The study overestimated the exposure by an order of magnitude, and a retraction has been published.
https://retractionwatch.com/2024/12/18/journal-that-published-viral-study-on-black-plastic-removed-from-major-index/...
What's amazing is that they managed to squeeze a ridiculously long article out of it.
I'm guessing the author loved to write long term papers in college. (I'm the opposite -- hated writing anything that took more than a couple of paragraphs.)
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