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Updated: May 30, 2025
09:56
Mapping the Emergent Spatial Organization of Mammalian Cells using Micropatterns and Quantitative Imaging
Published on: April 30, 2019
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Can spatial self-organization inhibit evolutionary adaptation?
B K Bera1, O Tzuk2, J J R Bennett1,3
1The Swiss Institute for Dryland Environmental and Energy Research, BIDR, Ben-Gurion University of the Negev, Midreshet Ben-Gurion 8499000, Israel.
Journal of the Royal Society, Interface
|January 28, 2025
Summary
Spatial patterning in vegetation can prevent plants from evolving to be less productive during droughts. This ecological strategy enhances ecosystem resilience without sacrificing agricultural output.
Area of Science:
- Ecology
- Evolutionary Biology
- Theoretical Ecology
Background:
- Plants adapt to drought via slow evolutionary changes, increasing resilience but reducing productivity.
- Plants also exhibit rapid spatial self-organization (vegetation patterning) influencing water availability and survival.
Purpose of the Study:
- Investigate how vegetation spatial patterning interacts with evolutionary adaptation to drought.
- Determine if patterning can inhibit maladaptive evolution without compromising ecosystem resilience.
Main Methods:
- Integrated adaptive dynamics and vegetation pattern-formation theories.
- Modeled plant responses to decreasing precipitation under different spatial conditions.
Main Results:
- Vegetation patterning inhibits evolution towards less productive, stress-tolerant species across a range of precipitation levels.
- Patterning increases ecosystem resilience to water stress through mechanisms like patch thinning and dilution.
- Spatial heterogeneity accelerates patterning and induces evolutionary homeostasis earlier, mitigating productivity losses.
Conclusions:
- Vegetation spatial patterning can achieve evolutionary homeostasis, maintaining productivity and resilience under drought.
- This ecological feedback mechanism offers a strategy to mitigate negative impacts of climate change on plant communities and agriculture.
- Results contribute to understanding evolutionary retardation in ecological contexts.
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