Coral skeletons reveal the history of nitrogen cycling in the coastal Great Barrier Reef.

Nat Commun · 2020 · PMC7083840 · PMID 32198372

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

a decreasing trendno p-value reported

While the lack of change in CS-δ 15 N for the Magnetic Island core was used as evidence that there was no N enrichment in the coastal GBR as a result of European settlement 46 , the absence of a decreasing trend warrants further investigation.

also in 47,180 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.