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Updated: Jun 22, 2026
14:38
Establishment of Microbial Eukaryotic Enrichment Cultures from a Chemically Stratified Antarctic Lake and Assessment of Carbon Fixation Potential
Published on: April 20, 2012
Microorganisms in the atmosphere over Antarctica
David A Pearce1, Paul D Bridge, Kevin A Hughes
1British Antarctic Survey, Biological Sciences Division, Natural Environment Research Council, Cambridge, UK. dpearce@bas.ac.uk
FEMS Microbiology Ecology
|June 17, 2009
Summary
Airborne microorganisms are crucial for understanding Antarctic microbial biodiversity. Studying these aerial microbes helps determine if they are transient or resident, impacting ecosystem stability.
Area of Science:
- Microbiology
- Aerobiology
- Ecology
Background:
- Antarctic microbial biodiversity is shaped by evolution, extinction, and colonization.
- Understanding aerial microbial input is essential for assessing Antarctic biogeography and stability.
- Distinguishing transient from resident microorganisms is key, especially given similar survival pressures in air and Antarctica.
Purpose of the Study:
- To review the behavior of microorganisms in the Antarctic aerial environment.
- To assess the influence of airborne microbes on Antarctic microbial biodiversity.
Main Methods:
- This study is a review, synthesizing existing research on airborne microorganisms in Antarctica.
- It examines the sources and transport of aerial microbes.
- It analyzes the potential impact of these microbes on the Antarctic ecosystem.
Main Results:
- Microorganisms are transported globally via air currents, reaching remote environments like Antarctica.
- Potential colonists originate from diverse sources including plants, animals, water, soils, and clouds.
- Selective pressures in the air may pre-adapt microorganisms for Antarctic colonization.
Conclusions:
- Airborne microorganisms play a significant role in shaping Antarctic microbial communities.
- Further research into aerial microbial transport is necessary for a comprehensive understanding of Antarctic biodiversity.
- The study highlights the interconnectedness of global environments through microbial dispersal.
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