https://science.sciencemag.org/content/368/6496/1257
https://www.wired.com/story/plastic-rain-is-the-new-acid-rain/
ref - https://science.slashdot.org/story/20/06/12/0535246/plastic-rain-in-protected-areas-of-the-united-states
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Thousands of Tons of Microplastics Are Falling from the Sky https://www.scientificamerican.com/article/thousands-of-tons-of-microplastics-are-falling-from-the-sky/
https://earthsky.org/earth/microplastic-rain-western-us
origin - https://www.pipiscrew.com/?p=18486 plastic-rain-in-protected-areas-of-the-united-states