Quantitative Trait Evolution and Environmental Change
2009

How Populations Adapt to Climate Change

Sample size: 2000 publication 10 minutes Evidence: moderate

Author Information

Author(s): Björklund Mats, Ranta Esa, Kaitala Veijo, Bach Lars A., Lundberg Per, Stenseth Nils Chr.

Hypothesis

How do different environmental factors affect the evolutionary ability of populations to adapt to climate change?

Conclusion

The study finds that environmental fluctuations significantly complicate predictions about how populations will evolve in response to climate change.

Supporting Evidence

  • The study found that strong selection leads to higher extinction rates, especially with low heritability.
  • Environmental noise patterns significantly affect the evolutionary load experienced by populations.
  • The results suggest that understanding heritability and fitness functions is crucial for predicting evolutionary outcomes.

Takeaway

This study shows that when the environment changes, it can be really hard for animals to keep up, especially if the changes are unpredictable.

Methodology

The researchers used individual-based simulations to analyze how populations adapt to changing environmental conditions.

Potential Biases

The model may not accurately reflect real-world complexities due to its simplifications.

Limitations

The study simplifies complex ecological interactions and does not account for genetic correlations between traits.

Participant Demographics

The study does not specify participant demographics as it uses simulations.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0004521

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication