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Towards a Comparable Quantification of Resilience.

Johannes Ingrisch1, Michael Bahn1

  • 1Institute of Ecology, University of Innsbruck, Sternwartestr. 15, 6020 Innsbruck, Austria.

Trends in Ecology & Evolution
|February 26, 2018
PubMed
Summary
This summary is machine-generated.

Ecosystem resilience, the ability to recover from disturbances, is hard to compare across systems. A new bivariate framework quantifies disturbance impact and recovery rate for better ecological resilience assessment.

Keywords:
disturbance impactrecovery raterecovery timeresilience indexresilience metricresistance

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Area of Science:

  • Ecology
  • Environmental Science
  • Systems Biology

Background:

  • Resilience is crucial for understanding ecosystem stability and recovery post-disturbance.
  • Current metrics for quantifying ecological resilience vary widely, hindering cross-ecosystem comparisons.
  • Different quantification methods can lead to contrasting interpretations of ecosystem recovery trajectories.

Purpose of the Study:

  • To develop a standardized framework for assessing ecosystem resilience.
  • To enable comparable evaluations of disturbance impacts and recovery rates across diverse ecosystems.
  • To integrate various components contributing to overall ecosystem resilience.

Main Methods:

  • Proposed a novel bivariate framework for resilience assessment.
  • Normalized disturbance impact and recovery rate relative to the undisturbed system state.
  • Applied the framework to demonstrate its potential for attribution and integration.

Main Results:

  • The bivariate framework provides a normalized approach to quantify resilience.
  • It allows for direct comparison of recovery trajectories across different ecosystems.
  • Demonstrated the framework's utility in attributing and integrating resilience components.

Conclusions:

  • The proposed bivariate framework offers a more comparable and integrated method for assessing ecosystem resilience.
  • This approach facilitates a unified understanding of how ecosystems respond to and recover from disturbances.
  • Standardized resilience metrics are essential for advancing ecological research and conservation efforts.