Jean Philippe Gibert

Journal Article Current biology : CB · May 2024 Ecosystem restoration can increase the health and resilience of nature and humanity. As a result, the international community is championing habitat restoration as a primary solution to address the dual climate and biodiversity crises. Yet most ecosystem r ... Full text Cite

Temperature and CO₂ interactively drive shifts in the compositional and functional structure of peatland protist communities.

Journal Article Global change biology · March 2024 Microbes affect the global carbon cycle that influences climate change and are in turn influenced by environmental change. Here, we use data from a long-term whole-ecosystem warming experiment at a boreal peatland to answer how temperature and CO2 Full text Cite

Predator mass mortality events restructure food webs through trophic decoupling.

Journal Article Nature · February 2024 Predators have a key role in structuring ecosystems1-4. However, predator loss is accelerating globally4-6, and predator mass-mortality events7 (MMEs)-rapid large-scale die-offs-are now emblematic of the Anthropocene epoch< ... Full text Cite

Mixotrophic microbes create carbon tipping points under warming

Journal Article Functional Ecology · July 1, 2023 Mixotrophs are ubiquitous and integral to microbial food webs, but their impacts on the dynamics and functioning of broader ecosystems are largely unresolved. Here, we show that mixotrophy produces a unique type of food web module that exhibits unusual eco ... Full text Cite

Temperature and nutrients drive eco-phenotypic dynamics in a microbial food web.

Conference Proceedings. Biological sciences · February 2023 Anthropogenic increases in temperature and nutrient loads will likely impact food web structure and stability. Although their independent effects have been reasonably well studied, their joint effects-particularly on coupled ecological and phenotypic dynam ... Full text Cite

Viral infections likely mediate microbial controls on ecosystem responses to global warming.

Journal Article FEMS microbiology ecology · February 2023 Climate change is affecting how energy and matter flow through ecosystems, thereby altering global carbon and nutrient cycles. Microorganisms play a fundamental role in carbon and nutrient cycling and are thus an integral link between ecosystems and climat ... Full text Cite

Rapid eco-phenotypic feedback and the temperature response of biomass dynamics.

Journal Article Ecology and evolution · January 2023 Biomass dynamics capture information on population dynamics and ecosystem-level processes (e.g., changes in production over time). Understanding how rising temperatures associated with global climate change influence biomass dynamics is thus a pressing iss ... Full text Cite

Food web consequences of thermal asymmetries

Journal Article Functional Ecology · August 1, 2022 Understanding how food webs will respond to globally rising temperatures is a pressing issue. Temperature effects on food webs are likely underpinned by differences in the thermal sensitivity of consumers and resources, or thermal asymmetries. We identify ... Full text Cite

Feedbacks between size and density determine rapid eco-phenotypic dynamics

Journal Article Functional Ecology · July 1, 2022 Body size is a fundamental trait linked to many ecological processes—from individuals to ecosystems. Although the effects of body size on metabolism are well-known, the potential reciprocal effects of body size and density are less clear. Specifically, (a) ... Full text Cite

Phylogenetic structure of specialization: A new approach that integrates partner availability and phylogenetic diversity to quantify biotic specialization in ecological networks.

Journal Article Ecology and evolution · February 2022 Biotic specialization holds information about the assembly, evolution, and stability of biological communities. Partner availabilities can play an important role in enabling species interactions, where uneven partner availabilities can bias estimates of bi ... Full text Cite

Protist Predation Influences the Temperature Response of Bacterial Communities.

Journal Article Frontiers in microbiology · January 2022 Temperature strongly influences microbial community structure and function, in turn contributing to global carbon cycling that can fuel further warming. Recent studies suggest that biotic interactions among microbes may play an important role in determinin ... Full text Cite

Increasing temperature weakens the positive effect of genetic diversity on population growth.

Journal Article Ecology and evolution · December 2021 Genetic diversity and temperature increases associated with global climate change are known to independently influence population growth and extinction risk. Whether increasing temperature may influence the effect of genetic diversity on population growth, ... Full text Cite

Linking species traits and demography to explain complex temperature responses across levels of organization.

Journal Article Proceedings of the National Academy of Sciences of the United States of America · October 2021 Microbial communities regulate ecosystem responses to climate change. However, predicting these responses is challenging because of complex interactions among processes at multiple levels of organization. Organismal traits that determine individual perform ... Full text Cite

Genetic and plastic rewiring of food webs under climate change.

Journal Article The Journal of animal ecology · August 2021 Climate change is altering ecological and evolutionary processes across biological scales. These simultaneous effects of climate change pose a major challenge for predicting the future state of populations, communities and ecosystems. This challenge is fur ... Full text Cite

Constraints and variation in food web link-species space.

Journal Article Biology letters · April 2021 Predicting food web structure in future climates is a pressing goal of ecology. These predictions may be impossible without a solid understanding of the factors that structure current food webs. The most fundamental aspect of food web structure-the relatio ... Full text Cite

The consequences of mass mortality events for the structure and dynamics of biological communities

Journal Article Oikos · December 1, 2019 Mass mortality events (MMEs) are rapidly occurring, substantial population losses that transpire within a short time interval relative to the generation time of the affected organism. Previous work has established that MMEs appear to be increasing in frequ ... Full text Cite

Correction to: Laplacian matrices and Turing bifurcations: revisiting Levin 1974 and the consequences of spatial structure and movement for ecological dynamics (Theoretical Ecology, (2019), 10.1007/s12080-018-0403-2)

Journal Article Theoretical Ecology · September 1, 2019 The article Laplacian matrices and Turing bifurcations: revisiting Levin 1974 and the consequences of spatial structure and movement for ecological dynamics, written by Jean P. Gibert and Justin D. Yeakel, was originally published electronically on the pub ... Full text Cite

Laplacian matrices and Turing bifurcations: revisiting Levin 1974 and the consequences of spatial structure and movement for ecological dynamics

Journal Article Theoretical Ecology · September 1, 2019 We revisit a seminal paper by Levin (Am Nat 108:207–228, 1974), where spatially mediated coexistence and spatial pattern formation were described. We do so by reviewing and explaining the mathematical tools used to evaluate the dynamics of ecological syste ... Full text Cite

Larger Area Facilitates Richness-Function Effects in Experimental Microcosms.

Journal Article The American naturalist · May 2019 Species-area relationships (SAR) and biodiversity-ecosystem function (BEF) relationships are central patterns in community ecology. Although research on both patterns often invokes mechanisms of community assembly, both SARs and BEFs are generally treated ... Full text Cite

Temperature directly and indirectly influences food web structure.

Journal Article Scientific reports · March 2019 Understanding whether and how environmental conditions may impact food web structure at a global scale is central to our ability to predict how food webs will respond to climate change. However, such an understanding is nascent. Using the best resolved ava ... Full text Cite

Larger area facilitates richness-function effects in experimental microcosms

Journal Article American Naturalist · January 1, 2019 Species-area relationships (SAR) and biodiversity-ecosystem function (BEF) relationships are central patterns in community ecology. Although research on both patterns often invokes mechanisms of community assembly, both SARs and BEFs are generally treated ... Full text Cite

Eco-evolutionary origins of diverse abundance, biomass, and trophic structures in food webs

Journal Article Frontiers in Ecology and Evolution · January 1, 2019 Organismal traits and their evolution can strongly influence food web structure and dynamics. To what extent the evolution of such traits impacts food web structure, however, is poorly understood. Here, we investigate a simple three-species omnivory food w ... Full text Cite

Habitat, latitude and body mass influence the temperature dependence of metabolic rate.

Journal Article Biology letters · August 2018 The sensitivity of metabolic rate to temperature constrains the climate in which ectotherms can function, yet the temperature dependence of metabolic rate may evolve in response to biotic and abiotic factors. We compiled a dataset on the temperature depend ... Full text Cite

Eco-evolutionary dynamics, density-dependent dispersal and collective behaviour: implications for salmon metapopulation robustness.

Journal Article Philosophical transactions of the Royal Society of London. Series B, Biological sciences · May 2018 The spatial dispersal of individuals plays an important role in the dynamics of populations, and is central to metapopulation theory. Dispersal provides connections within metapopulations, promoting demographic and evolutionary rescue, but may also introdu ... Full text Cite

Life history traits and functional processes generate multiple pathways to ecological stability.

Journal Article Ecology · January 2018 Stability contributes to the persistence of ecological communities, yet the interactions among different stabilizing forces are poorly understood. We assembled mesocosms with an algal resource and one to eight different clones of the consumer Daphnia ambig ... Full text Cite

Phenotypic variation explains food web structural patterns.

Journal Article Proceedings of the National Academy of Sciences of the United States of America · October 2017 Food webs (i.e., networks of species and their feeding interactions) share multiple structural features across ecosystems. The factors explaining such similarities are still debated, and the role played by most organismal traits and their intraspecific var ... Full text Cite

Eco-evolutionary dynamics and collective dispersal: implications for salmon metapopulation robustness

Journal Article · September 21, 2017 The spatial dispersal of individuals is known to play an important role in the dynamics of populations, and is central to metapopulation theory. At the same time, local adaptation to environmental conditions creates a geographic mosaic of evolutionary forc ... Link to item Cite

The ecological consequences of environmentally induced phenotypic changes.

Journal Article Ecology letters · August 2017 Population dynamics and species persistence are often mediated by species traits. Yet many important traits, like body size, can be set by resource availability and predation risk. Environmentally induced changes in resource levels or predation risk may th ... Full text Cite

The combined effects of reactant kinetics and enzyme stability explain the temperature dependence of metabolic rates.

Journal Article Ecology and evolution · June 2017 A mechanistic understanding of the response of metabolic rate to temperature is essential for understanding thermal ecology and metabolic adaptation. Although the Arrhenius equation has been used to describe the effects of temperature on reaction rates and ... Full text Cite

The combined effects of reactant kinetics and enzyme stability explain the temperature dependence of metabolic rates

Conference INTEGRATIVE AND COMPARATIVE BIOLOGY · March 1, 2017 Link to item Cite

The effect of phenotypic variation on metapopulation persistence

Journal Article Population Ecology · July 1, 2016 Demographic stochasticity (due to the probabilistic nature of the birth–death process) and demographic heterogeneity (between-individual differences in demographic parameters) have long been seen as factors affecting extinction risk. While demographic stoc ... Full text Cite

Crossing regimes of temperature dependence in animal movement.

Journal Article Global change biology · May 2016 A pressing challenge in ecology is to understand the effects of changing global temperatures on food web structure and dynamics. The stability of these complex ecological networks largely depends on how predator-prey interactions may respond to temperature ... Full text Cite

Gillespie eco-evolutionary models (GEMs) reveal the role of heritable trait variation in eco-evolutionary dynamics.

Journal Article Ecology and evolution · February 2016 Heritable trait variation is a central and necessary ingredient of evolution. Trait variation also directly affects ecological processes, generating a clear link between evolutionary and ecological dynamics. Despite the changes in variation that occur thro ... Full text Cite

How fast is fast? Eco-evolutionary dynamics and rates of change in populations and phenotypes.

Journal Article Ecology and evolution · January 2016 It is increasingly recognized that evolution may occur in ecological time. It is not clear, however, how fast evolution - or phenotypic change more generally - may be in comparison with the associated ecology, or whether systems with fast ecological dynami ... Full text Cite

Nested species-rich networks of scavenging vertebrates support high levels of interspecific competition.

Journal Article Ecology · January 2016 Disentangling the processes that shape the organization of ecological assemblages and its implications for species coexistence is one of the foremost challenges of ecology. Although insightful advances have recently related community composition and struct ... Full text Cite

Scaling-up Trait Variation from Individuals to Ecosystems

Journal Article · December 31, 2015 Ecology has traditionally focused on species diversity as a way of characterizing the health of an ecosystem. In recent years, however, the focus has increasingly shifted towards trait diversity both within and across species. As we increasingly recognize ... Full text Cite

Individual Variation Decreases Interference Competition but Increases Species Persistence

Journal Article · January 1, 2015 Interference competition is thought to stabilize consumer-resource systems. The magnitude of interference is linked to that of attack efficiency: when both levels are intermediate, populations are maximally stable and have high competitive ability. Individ ... Full text Cite

Individual phenotypic variation reduces interaction strengths in a consumer-resource system.

Journal Article Ecology and evolution · September 2014 Natural populations often show variation in traits that can affect the strength of interspecific interactions. Interaction strengths in turn influence the fate of pairwise interacting populations and the stability of food webs. Understanding the mechanisms ... Full text Cite

Temperature alters food web body-size structure.

Journal Article Biology letters · August 2014 The increased temperature associated with climate change may have important effects on body size and predator-prey interactions. The consequences of these effects for food web structure are unclear because the relationships between temperature and aspects ... Full text Cite

Conflicting selection in the course of adaptive diversification: the interplay between mutualism and intraspecific competition.

Journal Article The American naturalist · March 2014 Adaptive speciation can occur when a population undergoes assortative mating and disruptive selection caused by frequency-dependent intraspecific competition. However, other interactions, such as mutualisms based on trait matching, may generate conflicting ... Full text Cite

The spatial structure of antagonistic species affects coevolution in predictable ways.

Journal Article The American naturalist · November 2013 A current challenge in evolutionary ecology is to assess how the spatial structure of interacting species shapes coevolution. Previous work on the geographic mosaic of coevolution has shown that coevolution depends on the spatial structure, the strength of ... Full text Cite