Evidence map›Paper›PMID 32821818›Full record

ArticleScience advances2020

Widespread energy limitation to life in global subseafloor sediments.

J A Bradley, S Arndt, J P Amend, E Burwicz, A W Dale, M Egger, D E LaRowe

Abstract read
In one paragraph

Article in Science advances, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing 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

56 citing papers in PubMed.

  1. Review
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  5. Environmental Adaptation Strategies of Deep-Sea Fungi.Journal of fungi (Basel, Switzerland) · 2026
    Review
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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

7 authors.

J A BradleySchool of Geography, Queen Mary University of London, London, UK.ORCID 0000-0003-3640-208X
S ArndtDepartment of Geosciences, Environment and Society, Université Libre de Bruxelles, Brussels, Belgium.
J P AmendDepartment of Earth Sciences, University of Southern California, Los Angeles, CA, USA.
E BurwiczGEOMAR, Helmholtz Centre for Ocean Research, Kiel, Germany.ORCID 0000-0003-4551-5609
A W DaleGEOMAR, Helmholtz Centre for Ocean Research, Kiel, Germany.
M EggerThe Ocean Cleanup Foundation, Rotterdam, Netherlands.ORCID 0000-0002-1791-1842
D E LaRoweDepartment of Earth Sciences, University of Southern California, Los Angeles, CA, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Microbial cells buried in subseafloor sediments comprise a substantial portion of Earth's biosphere and control global biogeochemical cycles; however, the rate at which they use energy (i.e., power) is virtually unknown. Here, we quantify organic matter degradation and calculate the power utilization of microbial cells throughout Earth's Quaternary-age subseafloor sediments. Aerobic respiration, sulfate reduction, and methanogenesis mediate 6.9, 64.5, and 28.6% of global subseafloor organic matter degradation, respectively. The total power utilization of the subseafloor sediment biosphere is 37.3 gigawatts, less than 0.1% of the power produced in the marine photic zone. Aerobic heterotrophs use the largest share of global power (54.5%) with a median power utilization of 2.23 × 10

Identifiers

PMID32821818
PMCPMC7406382

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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.