We're revisiting an episode from earlier this year about how we were mostly able to get the acid rain problem under control...only to find ourselves with a plastic rain problem.

This episode was produced by Avishay Artsy, edited by Jolie Myers, fact-checked by Victoria Chamberlin, engineered by Patrick Boyd and Andrea Kristinsdottir, and hosted by Sean Rameswaram.

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A handful of small plastic pellets, which are used as the raw material for nearly all plastic products, and wash up all over the world. Photo by Thilina Kaluthotage/NurPhoto via Getty Images.

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