Evidence map›Paper›PMID 40577467›Full record

ArticleScience advances2025

Pathways of blue carbon export from kelp and seagrass beds along the Atlantic coast of Nova Scotia.

Kira A Krumhansl, Katherine C Lee, Yongxing Ma, Yongsheng Wu, Thomas H A Baker, Melisa C Wong, Kumiko Azetsu-Scott, Wendy C Gentleman

Abstract read
In one paragraph

Article in Science advances, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. Article
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.

Kira A KrumhanslBedford Institute of Oceanography, Fisheries and Oceans Canada, Dartmouth, Nova Scotia, Canada.ORCID 0000-0001-7377-3360
Katherine C LeeBedford Institute of Oceanography, Fisheries and Oceans Canada, Dartmouth, Nova Scotia, Canada.
Yongxing MaBedford Institute of Oceanography, Fisheries and Oceans Canada, Dartmouth, Nova Scotia, Canada.ORCID 0000-0001-5452-1600
Yongsheng WuBedford Institute of Oceanography, Fisheries and Oceans Canada, Dartmouth, Nova Scotia, Canada.ORCID 0000-0002-7946-7628
Thomas H A BakerBedford Institute of Oceanography, Fisheries and Oceans Canada, Dartmouth, Nova Scotia, Canada.
Melisa C WongBedford Institute of Oceanography, Fisheries and Oceans Canada, Dartmouth, Nova Scotia, Canada.ORCID 0000-0001-5192-5693
Kumiko Azetsu-ScottBedford Institute of Oceanography, Fisheries and Oceans Canada, Dartmouth, Nova Scotia, Canada.ORCID 0000-0002-1466-6386
Wendy C GentlemanDepartment of Engineering Mathematics and Internetworking, Department of Oceanography, Dalhousie University, Halifax, Nova Scotia, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Coastal vegetated ecosystems are recognized for their role in cycling and storing carbon in the world's oceans (i.e., blue carbon); however, high uncertainty in carbon sequestration rates is partly due to an absence of studies estimating carbon export to the deep sea. We modeled export from nearshore kelp forests and seagrass beds, showing variability by orders of magnitude across spatial scales (3 to hundreds of kilometers), kelp and seagrass species, seasons, and carbon forms, raising caution in using generalized export rates in blue carbon accounting. Our results also show rapid (20 to 30 days) and extensive export of neutrally buoyant dissolved organic carbon particles to the shelf break (up to 44% within 90 days), contrasting sinking particulate organic carbon particles that largely remained within 100-meter water depth in the nearshore. These results improve estimates of carbon sequestration by blue carbon ecosystems and reveal contrasting patterns of export relative to other regions of the globe.

Identifiers

PMID40577467
PMCPMC12204157

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

None linked

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.