Physical and chemical controls on the abundance and composition of stream microbial mats from the McMurdo Dry Valleys, Antarctica

• Main Author: Kohler, Tyler Joe
• Format: Text
• Language: unknown
• Published: CU Scholar 2015
• Subjects: algae; climate change; simulated scouring; Luticola; Biogeochemistry; Environmental Sciences; Fresh Water Studies; Austral; McMurdo Dry Valleys; Taylor Valley; Antarc*; Antarctica; permafrost; polar desert
• Online Access: https://scholar.colorado.edu/envs_gradetds/25; https://scholar.colorado.edu/cgi/viewcontent.cgi?article=1025&context=envs_gradetds

The McMurdo Dry Valleys of Antarctica are a cold, dry desert, yet perennial microbial mats are abundant in the ephemeral glacial meltwater streams that flow during austral summers. Three types of mats are present (orange, black, and green), and are primarily comprised of filamentous cyanobacteria, N...