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Ubiquitous Microplastics in Fluvial Sediments of Urban Stream Systems in Davenport and Bettendorf, Iowa

Abstracts with programs - Geological Society of America 2024
Eulle Stann Casaquite, Brittany McCall, Michael Reisner

Summary

Researchers documented pervasive microplastic contamination in fluvial sediments across urban stream systems in Davenport and Bettendorf, Iowa, identifying fibers and fragments from synthetic textiles and packaging as dominant particle types. Urban waterways function as persistent microplastic sinks and sources, accumulating particles during low flow and flushing them downstream during storm events — a cycle that continuously redistributes contamination through river networks.

This research delves into the pervasive issue of microplastic pollution, aiming...

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