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Article ? AI-assigned paper type based on the abstract. Classification may not be perfect — flag errors using the feedback button. Tier 2 ? Original research — experimental, observational, or case-control study. Direct primary evidence. Environmental Sources Sign in to save

After a storm, microplastics in Sydney’s Cooks River increased 40 fold

2020
James N. Hitchcock

Summary

Researchers measured microplastic levels in Sydney's Cooks River before and after storm events, finding that heavy rainfall caused a 40-fold spike in microplastic particle counts, revealing that storms are a major driver of plastic pollution surges in urban waterways.

Study Type Environmental

To inner west Sydneysiders, the Cooks River is known to be particularly polluted. But after a storm, microplastic particles increased more than 40 fold.

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