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Global Study Reveals Widespread Synthetic Chemicals in Oceans

3/18/2026

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Summary

Story summary

Researchers from Rhodes University and the University of California, Riverside led a global study, published in Nature Geoscience.
The study found synthetic chemicals are pervasive in marine ecosystems.
They analyzed 2,315 seawater samples and identified 248 human-made compounds, mainly plasticizers and fragrances.
Pharmaceuticals and pesticides were more concentrated near coastlines, while industrial pollutants extended into the open ocean.

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Story summary

Researchers from Rhodes University and the University of California, Riverside led a global study, published in Nature Geoscience.
The study found synthetic chemicals are pervasive in marine ecosystems.
They analyzed 2,315 seawater samples and identified 248 human-made compounds, mainly plasticizers and fragrances.
Pharmaceuticals and pesticides were more concentrated near coastlines, while industrial pollutants extended into the open ocean.