Evidence map›Paper›PMID 37064217›Full record

ArticleNational science review2023

Global variations in critical drought thresholds that impact vegetation.

Xiangyi Li, Shilong Piao, Chris Huntingford, Josep Peñuelas, Hui Yang, Hao Xu, Anping Chen, Pierre Friedlingstein, Trevor F Keenan, Stephen Sitch and 3 more

Open access · goldAbstract read
In one paragraph

Article in National science review, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
24.4field-weighted citation impact, top 1% of its field
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

21 citing papers in PubMed, 152 citations in OpenAlex.

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  19. Soil moisture decline in China's monsoon loess critical zone: More a result of land-use conversion than climate change.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  20. Forestation at the right time with the right species can generate persistent carbon benefits in China.Proceedings of the National Academy of Sciences of the United States of America · 2023
    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

13 authors at 9 institutions in 6 countries.

Xiangyi LiSino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.ORCID https://orcid.org/0000-0002-7639-7089
Shilong PiaoSino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
Chris HuntingfordUK Centre for Ecology and Hydrology, Wallingford OX10 8BB, UK.
Josep PeñuelasCSIC, Global Ecology Unit CREAF-CSIC-UAB, Barcelona 08193, Spain.
Hui YangSino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
Hao XuSino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
Anping ChenDepartment of Biology, Colorado State University, Fort Collins, CO 80523, USA.
Pierre FriedlingsteinDepartment of Mathematics, College of Engineering, Mathematics and Physical Sciences, University of Exeter, Exeter EX4 4QF, UK.
Trevor F KeenanEarth and Environmental Sciences Area, Lawrence Berkeley National Laboratory, Berkeley, CA 94720, USA.
Stephen SitchDepartment of Geography, College of Life and Environmental Sciences, University of Exeter, Exeter EX4 4QF, UK.
Xuhui WangSino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
Jakob ZscheischlerDepartment of Computational Hydrosystems, Helmholtz Centre for Environmental Research-Ufz, Leipzig 04318, Germany.
Miguel D MahechaRemote Sensing Centre for Earth System Research, Leipzig University, Leipzig 04103, Germany.
Peking University · CNCentre for Research on Ecology and Forestry Applications · ESCentre National de la Recherche Scientifique · FRHelmholtz Centre for Environmental Research · DELawrence Berkeley National Laboratory · USLeipzig University · DEUK Centre for Ecology & Hydrology · GBUniversity of Exeter · GBWoodwell Climate Research Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Identifying the thresholds of drought that, if crossed, suppress vegetation functioning is vital for accurate quantification of how land ecosystems respond to climate variability and change. We present a globally applicable framework to identify drought thresholds for vegetation responses to different levels of known soil-moisture deficits using four remotely sensed vegetation proxies spanning 2001-2018. The thresholds identified represent critical inflection points for changing vegetation responses from highly resistant to highly vulnerable in response to drought stress, and as a warning signal for substantial vegetation impacts. Drought thresholds varied geographically, with much lower percentiles of soil-moisture anomalies in vegetated areas covered by more forests, corresponding to a comparably stronger capacity to mitigate soil water deficit stress in forested ecosystems. Generally, those lower thresholds are detected in more humid climates. State-of-the-art land models, however, overestimated thresholds of soil moisture (i.e. overestimating drought impacts), especially in more humid areas with higher forest covers and arid areas with few forest covers. Based on climate model projections, we predict that the risk of vegetation damage will increase by the end of the twenty-first century in some hotspots like East Asia, Europe, Amazon, southern Australia and eastern and southern Africa. Our data-based results will inform projections on future drought impacts on terrestrial ecosystems and provide an effective tool for drought management.

Indexed as

drought impactsdrought thresholdinflection pointssoil moisturevegetation response

Identifiers

PMID37064217
PMCPMC10103823
OpenAlexW4321763659

What OpenQuestion holds

Textmetadata
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.