Evidence map›Paper›PMID 31285347›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2019

Responses of tundra soil microbial communities to half a decade of experimental warming at two critical depths.

Eric R Johnston, Janet K Hatt, Zhili He, Liyou Wu, Xue Guo, Yiqi Luo, Edward A G Schuur, James M Tiedje, Jizhong Zhou, Konstantinos T Konstantinidis

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing 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

39 citing papers in PubMed.

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  20. Microbial metabolic responses and COJournal of microbiology (Seoul, Korea) · 2022
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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

10 authors.

Eric R JohnstonSchool of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, GA 30332.
Janet K HattSchool of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, GA 30332.
Zhili HeInstitute for Environmental Genomics, University of Oklahoma, Norman, OK 73019.
Liyou WuInstitute for Environmental Genomics, University of Oklahoma, Norman, OK 73019.
Xue GuoState Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, Tsinghua University, 100091 Beijing, China.ORCID 0000-0002-4309-6140
Yiqi LuoInstitute for Environmental Genomics, University of Oklahoma, Norman, OK 73019.
Edward A G SchuurDepartment of Biological Sciences, Northern Arizona University, Flagstaff, AZ 86011.ORCID 0000-0002-1096-2436
James M TiedjeCenter for Microbial Ecology, Michigan State University, East Lansing, MI 48824.ORCID 0000-0002-8992-6218
Jizhong ZhouInstitute for Environmental Genomics, University of Oklahoma, Norman, OK 73019.
Konstantinos T KonstantinidisSchool of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, GA 30332; kostas@ce.gatech.edu.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Northern-latitude tundra soils harbor substantial carbon (C) stocks that are highly susceptible to microbial degradation with rising global temperatures. Understanding the magnitude and direction (e.g., C release or sequestration) of the microbial responses to warming is necessary to accurately model climate change. In this study, Alaskan tundra soils were subjected to experimental in situ warming by ∼1.1 °C above ambient temperature, and the microbial communities were evaluated using metagenomics after 4.5 years, at 2 depths: 15 to 25 cm (active layer at outset of the experiment) and 45 to 55 cm (transition zone at the permafrost/active layer boundary at the outset of the experiment). In contrast to small or insignificant shifts after 1.5 years of warming, 4.5 years of warming resulted in significant changes to the abundances of functional traits and the corresponding taxa relative to control plots (no warming), and microbial shifts differed qualitatively between the two soil depths. At 15 to 25 cm, increased abundances of carbohydrate utilization genes were observed that correlated with (increased) measured ecosystem carbon respiration. At the 45- to 55-cm layer, increased methanogenesis potential was observed, which corresponded with a 3-fold increase in abundance of a single archaeal clade of the

Indexed as

Models, StatisticalSoil MicrobiologyTundraAlaskaArctic RegionsCarbonCarbon CycleCarbon DioxideClimate ChangeMicrobiotaPermafrostPhylogenyRNA, Ribosomal, 16SSoilTemperatureCarbonCarbon DioxideRNA, Ribosomal, 16SSoilclimate changemetagenomicspermafrostsoil microbiologytundra

Identifiers

PMID31285347
PMCPMC6660733

What OpenQuestion holds

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Read underepoch 390

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.