The driving mechanisms of the carbon cycle perturbations in the late Pliensbachian (Early Jurassic).

Sci Rep · 2019 · PMC6895128 · PMID 31804521

Europe PMC DOI

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a positive trendno p-value reported

In the middle-upper Kunae Zone, start a positive trend from −29.5 to −28.0‰.

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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.