Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Phenotypic diversity and stability of ecosystem processes.

M Loreau1, N Behera

  • 1Laboratoire d'Ecologie, UMR 7625, Ecole Normale Supérieure, 46 rue d'Ulm, Paris Cedex 05, F-75230, France.

Theoretical Population Biology
|August 10, 1999
PubMed
Summary

Biodiversity

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Sustainable Land-use Management Under Biodiversity Lag Effects.

Ecological economics : the journal of the International Society for Ecological Economics·2018
Same author

Delayed behavioural shifts undermine the sustainability of social-ecological systems.

Proceedings. Biological sciences·2017
Same author

How ecosystems recover from pulse perturbations: A theory of short- to long-term responses.

Journal of theoretical biology·2017
Same author

Which functional processes control the short-term effect of grazing on net primary production in grasslands?

Oecologia·2017
Same author

On testing temporal niche differentiation in carabid beetles.

Oecologia·2017
Same author

Resilience, reactivity and variability: A mathematical comparison of ecological stability measures.

Journal of theoretical biology·2015

Area of Science:

  • Ecology
  • Theoretical Ecology
  • Ecosystem Dynamics

Background:

  • Ecosystem stability is defined by resistance to perturbations and resilience (recovery speed).
  • Biodiversity is hypothesized to enhance ecosystem resistance and resilience.
  • Understanding this relationship is crucial for predicting ecosystem responses to environmental changes.

Purpose of the Study:

  • To test the hypothesis that biodiversity enhances ecosystem stability.
  • To investigate the impact of phenotypic diversity on ecosystem resistance and resilience using a theoretical model.
  • To examine the relationship between diversity and stability in a nutrient-limited, heterogeneous environment.

Main Methods:

  • Developed a theoretical model of a nutrient-limited ecosystem with two plant species.
  • Incorporated phenotypic diversity through differences in nutrient uptake and mortality rates.
  • Analyzed stability properties, including resistance and resilience, across varying diversity levels.

Main Results:

  • Overall ecosystem resilience typically decreases with increased diversity, but can peak at intermediate diversity.
  • Resistance of nutrient pools to depletion decreases with higher diversity.
  • Resistance of plant biomass and productivity shows complex responses, sensitive to parameter values.

Conclusions:

  • There is no simple, direct relationship between biodiversity and ecosystem stability.
  • The effects of diversity on stability are complex and context-dependent.
  • Findings challenge simplistic assumptions about biodiversity benefits for ecosystem stability.

Related Experiment Videos