User profiles for S. Kéfi

Sonia Kefi

CNRS
Verified email at umontpellier.fr
Cited by 10077

The physics of higher-order interactions in complex systems

…, B Franceschiello, I Iacopini, S Kéfi… - Nature Physics, 2021 - nature.com
… This is an important issue in many biological systems such as the brain, where diseases
like Parkinson’s and schizophrenia have been associated with dysfunctional brain connectivity …

The multilayer nature of ecological networks

S Pilosof, MA Porter, M Pascual, S Kéfi - Nature Ecology & Evolution, 2017 - nature.com
… Furthermore, intralayer and interlayer edges can represent ecological processes at different
scales, and it is not always clear how to define the relative weight(s) of interlayer edges with …

Biogeography of global drylands

…, DJ Eldridge, E Guirado, N Gross, S Kéfi… - New …, 2021 - Wiley Online Library
Despite their extent and socio‐ecological importance, a comprehensive biogeographical
synthesis of drylands is lacking. Here we synthesize the biogeography of key organisms (…

Spatial vegetation patterns and imminent desertification in Mediterranean arid ecosystems

S Kéfi, M Rietkerk, CL Alados, Y Pueyo… - Nature, 2007 - nature.com
… than 25% of the world’s population 1 . A mechanism playing a … patches, N(S), as a function
of their sizes, S. We fitted these … model, S x the patch size (in centimetres) above which N(S) …

[HTML][HTML] Methods for detecting early warnings of critical transitions in time series illustrated using simulated ecological data

…, WA Brock, AM Ellison, V Guttal, AR Ives, S Kéfi… - PloS one, 2012 - journals.plos.org
… Despite oscillations, we could quantify its trend using Kendall’s τ. The values of the DFA
indicator suggested that the CSD dataset was approaching the critical value of 1 (transition), …

More than a meal… integrating non‐feeding interactions into food webs

S Kéfi, EL Berlow, EA Wieters, SA Navarrete… - Ecology …, 2012 - Wiley Online Library
… Part of SK and ELB’s research was funded by a Humboldt fellowship from the Alexander
von Humboldt foundation. A number of grants to SAN and EAW have allowed data collection …

Advancing our understanding of ecological stability

S Kéfi, V Domínguez‐García, I Donohue… - Ecology …, 2019 - Wiley Online Library
The concept of ecological stability occupies a prominent place in both fundamental and
applied ecological research. We review decades of work on the topic and examine how our …

[HTML][HTML] Early warning signals of ecological transitions: methods for spatial patterns

S Kéfi, V Guttal, WA Brock, SR Carpenter, AM Ellison… - PloS one, 2014 - journals.plos.org
A number of ecosystems can exhibit abrupt shifts between alternative stable states. Because
of their important ecological and economic consequences, recent research has focused on …

Structure and functioning of dryland ecosystems in a changing world

…, DJ Eldridge, S Soliveres, S Kéfi… - Annual review of …, 2016 - annualreviews.org
Understanding how drylands respond to ongoing environmental change is extremely important
for global sustainability. In this review, we discuss how biotic attributes, climate, grazing …

Scaling‐up biodiversity‐ecosystem functioning research

…, PL Thompson, F Isbell, S Wang, S Kéfi… - Ecology …, 2020 - Wiley Online Library
A rich body of knowledge links biodiversity to ecosystem functioning (BEF), but it is primarily
focused on small scales. We review the current theory and identify six expectations for scale …