Also due to chemicals in car tires which eventually washes off the roads and into streams, rivers, oceans. https://www.washington.edu/news/2020/12/03/tire-rela

Also due to chemicals in car tires which eventually washes off the roads and into streams, rivers, oceans. https://www.washington.edu/news/2020/12/03/tire-related-chemical-largely-responsible-for-adult-coho-salmon-deaths-in-urban-streams/ https://www.washington.edu/news/2020/12/03/tire-related-chem...