While scientists are still trying to uncover whether microplastics pose a direct risk to human health, the study co-authored by researchers at the University of  Manitoba and Toronto and Ontario’s Ministry of the Environment offers a look at how car tires and other plastics are degrading into minuscule pieces and ending up in fish — and onto the dinner table. 

To listen to the full interview with Madeleine Milne, researcher and graduate student at the University of Manitoba, please visit CBC Manitoba.