Evidence map›Paper›PMID 31324792›Full record

ArticleNature communications2019

Global evidence of positive biodiversity effects on spatial ecosystem stability in natural grasslands.

Yongfan Wang, Marc W Cadotte, Yuxin Chen, Lauchlan H Fraser, Yuhua Zhang, Fengmin Huang, Shan Luo, Nayun Shi, Michel Loreau

Abstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
–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

29 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

9 authors.

Yongfan WangState Key Laboratory of Biocontrol, Guangdong Key Laboratory of Plant Resources, Department of Ecology, School of Life Sciences, Sun Yat-sen University, 510275, Guangzhou, China. lsswyf@mail.sysu.edu.cn.
Marc W CadotteDepartment of Biological Sciences, University of Toronto-Scarborough, 1265 Military Trail, Toronto, ON, M1C 1A4, Canada.ORCID http://orcid.org/0000-0002-5816-7693
Yuxin ChenState Key Laboratory of Biocontrol, Guangdong Key Laboratory of Plant Resources, Department of Ecology, School of Life Sciences, Sun Yat-sen University, 510275, Guangzhou, China.
Lauchlan H FraserDepartment of Natural Resource Sciences, Thompson Rivers University, Kamloops, BC, V2C 0C8, Canada.
Yuhua ZhangState Key Laboratory of Biocontrol, Guangdong Key Laboratory of Plant Resources, Department of Ecology, School of Life Sciences, Sun Yat-sen University, 510275, Guangzhou, China.
Fengmin HuangState Key Laboratory of Biocontrol, Guangdong Key Laboratory of Plant Resources, Department of Ecology, School of Life Sciences, Sun Yat-sen University, 510275, Guangzhou, China.
Shan LuoState Key Laboratory of Biocontrol, Guangdong Key Laboratory of Plant Resources, Department of Ecology, School of Life Sciences, Sun Yat-sen University, 510275, Guangzhou, China.
Nayun ShiState Key Laboratory of Biocontrol, Guangdong Key Laboratory of Plant Resources, Department of Ecology, School of Life Sciences, Sun Yat-sen University, 510275, Guangzhou, China.
Michel LoreauCentre for Biodiversity Theory and Modelling, Theoretical and Experimental Ecology Station, CNRS, 09200, Moulis, France. michel.loreau@cnrs.fr.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The effect of biodiversity on primary productivity has been a hot topic in ecology for over 20 years. Biodiversity-productivity relationships in natural ecosystems are highly variable, although positive relationships are most common. Understanding the conditions under which different relationships emerge is still a major challenge. Here, by analyzing HerbDivNet data, a global survey of natural grasslands, we show that biodiversity stabilizes rather than increases plant productivity in natural grasslands at the global scale. Our results suggest that the effect of species richness on productivity shifts from strongly positive in low-productivity communities to strongly negative in high-productivity communities. Thus, plant richness maintains community productivity at intermediate levels. As a result, it stabilizes plant productivity against environmental heterogeneity across space. Unifying biodiversity-productivity and biodiversity-spatial stability relationships at the global scale provides a new perspective on the functioning of natural ecosystems.

Indexed as

BiodiversityEcologyEcosystemGrasslandBiomassEnvironmental MonitoringModels, BiologicalPlants

Identifiers

PMID31324792
PMCPMC6642091

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.