Restricted Microbial Presence, Activity, and Community Structuring Within Dry Valley Soils of Antarctica

• Main Author: George, Scott Fillerup
• Format: Text
• Language: unknown
• Published: BYU ScholarsArchive 2021
• Subjects: astrobiology; bacteria; deliquescence; desert; dry permafrost; fungi; microbial ecology; water tracks; Life Sciences; Beacon Valley; Bya; Taylor Valley; Antarc*; Antarctica; Ice; permafrost; polar desert
• Online Access: https://scholarsarchive.byu.edu/etd/9771; https://scholarsarchive.byu.edu/context/etd/article/10780/viewcontent/4152135723226220150801_etd.pdf

The McMurdo Dry Valley region is the largest ice-free area of Antarctica. Harsh abiotic conditions of the polar desert ecosystem, including extreme cold, aridity, and limited nutrient availability select for unique taxa. The comparatively simple terrestrial ecosystem is well-suited for investigating...