Evidence map›Paper›PMID 30742107›Full record

ArticleNature ecology & evolution2019

Widespread inhibition of daytime ecosystem respiration.

Trevor F Keenan, Mirco Migliavacca, Dario Papale, Dennis Baldocchi, Markus Reichstein, Margaret Torn, Thomas Wutzler

Abstract read
In one paragraph

Article in Nature ecology & evolution, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing 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

25 citing papers in PubMed.

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  17. Reconciling carbon-cycle processes from ecosystem to global scales.Frontiers in ecology and the environment · 2021
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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.

Trevor F KeenanLawrence Berkeley National Laboratory, Berkeley, CA, USA. TrevorKeenan@berkeley.edu.ORCID http://orcid.org/0000-0002-3347-0258
Mirco MigliavaccaMax-Planck Institute for Biogeochemistry, Jena, Germany.
Dario PapaleUniversity of Tuscia, Viterbo, Italy.ORCID http://orcid.org/0000-0001-5170-8648
Dennis BaldocchiUC Berkeley, Berkeley, CA, USA.
Markus ReichsteinMax-Planck Institute for Biogeochemistry, Jena, Germany.
Margaret TornLawrence Berkeley National Laboratory, Berkeley, CA, USA.
Thomas WutzlerMax-Planck Institute for Biogeochemistry, Jena, Germany.

Funding

Intramural NASA NNH17AE86I
6 · The paper itself

Abstract

The global land surface absorbs about a third of anthropogenic emissions each year, due to the difference between two key processes: ecosystem photosynthesis and respiration. Despite the importance of these two processes, it is not possible to measure either at the ecosystem scale during the daytime. Eddy-covariance measurements are widely used as the closest 'quasi-direct' ecosystem-scale observation from which to estimate ecosystem photosynthesis and respiration. Recent research, however, suggests that current estimates may be biased by up to 25%, due to a previously unaccounted for process: the inhibition of leaf respiration in the light. Yet the extent of inhibition remains debated, and implications for estimates of ecosystem-scale respiration and photosynthesis remain unquantified. Here, we quantify an apparent inhibition of daytime ecosystem respiration across the global FLUXNET eddy-covariance network and identify a pervasive influence that varies by season and ecosystem type. We develop partitioning methods that can detect an apparent ecosystem-scale inhibition of daytime respiration and find that diurnal patterns of ecosystem respiration might be markedly different than previously thought. The results call for the re-evaluation of global terrestrial carbon cycle models and also suggest that current global estimates of photosynthesis and respiration may be biased, some on the order of magnitude of anthropogenic fossil fuel emissions.

Indexed as

EcosystemPhotosynthesisPlant TranspirationCircadian RhythmPlant Leaves

Identifiers

PMID30742107
PMCPMC6421340

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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.