U.S. smog can come from China? And other facts about pollution’s toxic travels

Grist
By Greta MoranJan 15, 2019, 2:55 pm79 pts
Pollution knows no borders. Particulates from Asia can blow across the Pacific Ocean, creating smoggy skies in the American West. Fish contaminated with polychlorinated biphenyls — a type of commercially produced chemical that’s been banned for decades — travel to Canada’s remote Arctic region causing…

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