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Updated: Jun 12, 2026
09:49
Prospecting Microbial Strains for Bioremediation and Probiotics Development for Metaorganism Research and Preservation
Published on: October 31, 2019
Marine biodiversity-ecosystem functions under uncertain environmental futures
Mark T Bulling1, Natalie Hicks, Leigh Murray
1Oceanlab, University of Aberdeen, Main Street, Newburgh, Aberdeenshire AB41 6AA, UK. mtb7@york.ac.uk
Summary
Climate change impacts ecosystem functioning. Increased temperature and carbon dioxide negatively affect nutrient release, with complex interactions complicating predictions for biodiversity and ecosystem services.
Area of Science:
- Ecology
- Environmental Science
- Climate Change Research
Background:
- Anthropogenic activities drive ecosystem transformations and biodiversity loss.
- Ecosystem services are crucial for human well-being, highlighting the importance of biodiversity-ecosystem functioning relationships.
- Limited research exists on climate change impacts on these relationships, especially concerning multiple climatic drivers.
Purpose of the Study:
- To investigate the effects of temperature and atmospheric carbon dioxide concentration on the relationship between invertebrate species richness and nutrient release in a model estuarine system.
- To understand how climate change variables influence nutrient cycling in benthic ecosystems.
Main Methods:
- Experimental manipulation of temperature and atmospheric carbon dioxide levels.
- Assessment of invertebrate species richness and nutrient release (NH(4)-N and PO(4)-P) in a model benthic estuarine system.
Main Results:
- A positive correlation was observed between invertebrate species richness and ammonium-nitrogen (NH(4)-N) release.
- Species richness did not significantly affect phosphate-phosphorus (PO(4)-P) release.
- Elevated temperatures and increased atmospheric carbon dioxide concentrations negatively impacted nutrient release.
- Significant interactions between climate variables were detected, indicating non-additive effects.
Conclusions:
- Biodiversity influences nutrient cycling, specifically ammonium release, in estuarine systems.
- Climate change factors like temperature and CO(2) can impair nutrient release, affecting ecosystem functioning.
- Predicting the cumulative impact of multiple climate drivers on ecosystem functioning is challenging due to complex interactions and resulting uncertainty.
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