Persistent organic carbon storage in river floodplains over millennia.

Nat Commun · 2026 · PMC13342465 · PMID 42045247

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a decreasing trendno p-value reported

A decreasing trend in these ratios over time would indicate progressive OC loss over time following deposition in the floodplain.

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a significant trendno p-value reported

We tried fitting multiple statistical models, none of which implied a significant trend in normalized C t / C 0 ratios with deposit age (see Supplementary Information).

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