Evidence map›Paper›PMID 41310330›Full record

ArticleNature communications2025

Thorium-234 as a tracer for deep-sea mining sediment plume deposition.

Bryan J O'Malley, Patrick T Schwing, Sophia K Chernoch, Rebekka A Larson, Michael Clarke, Leigh M Marsh, Alastair J M Lough, Gregg R Brooks

Abstract read
PubMed Full text at PMC Publisher
In one paragraph

Article in Nature communications, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Bryan J O'MalleyEckerd College, Marine Science, 4200 54th Avenue South, Saint Petersburg, FL, USA. bjomalle@eckerd.edu.ORCID http://orcid.org/0009-0008-9791-6117
Patrick T SchwingEckerd College, Marine Science, 4200 54th Avenue South, Saint Petersburg, FL, USA.ORCID http://orcid.org/0000-0001-8466-4952
Sophia K ChernochEckerd College, Marine Science, 4200 54th Avenue South, Saint Petersburg, FL, USA.ORCID http://orcid.org/0000-0002-0878-3375
Rebekka A LarsonEckerd College, Marine Science, 4200 54th Avenue South, Saint Petersburg, FL, USA.
Michael ClarkeThe Metals Company, 595 Howe Street, Vancouver, BC, Canada.
Leigh M MarshThe Metals Company, 595 Howe Street, Vancouver, BC, Canada.ORCID http://orcid.org/0000-0002-4613-1538
Alastair J M LoughUniversity of Leeds, School of Geography, Leeds, UK.ORCID http://orcid.org/0000-0002-8095-9064
Gregg R BrooksEckerd College, Marine Science, 4200 54th Avenue South, Saint Petersburg, FL, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Deep-sea mining for polymetallic nodules is currently exploratory, but commercial-scale operations require indicators of environmental change to support regulatory thresholds and inform adaptive management. In the Clarion-Clipperton Zone, where background sedimentation rates are low, seafloor imagery has validated mining plume deposition but cannot resolve repeated sedimentation as nodules become buried. Thorium-234 (

Identifiers

PMID41310330
PMCPMC12660702

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.