Source apportionment and ecological risk assessment of heavy metals in sediments of Dongping lake based on PCA-PMF model.

Sci Rep · 2025 · PMC12399775 · PMID 40887475

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a decreasing trendno p-value reported

The RI values for Cd show a decreasing trend from east to west, with strong risk zones primarily located in the central and northern parts of Dongping Lake, while the low-risk areas are predominantly in the western region.

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