Characterizing biofilms and their associated biosignatures in an Arctic hypersaline cold spring Mars analog

• Published in: ARPHA Conference Abstracts
• Main Authors: Blenner-Hassett,Olivia, Altshuler,Ianina, Magnuson,Elisse, Whyte,Lyle
• Format: Conference Object
• Language: English
• Published: Pensoft Publishers 2023
• Subjects: Astrobiology; Mars Analogue; Microbial Diversity; Polar Microbiology; Arctic; Heiberg; Axel Heiberg Island; Gypsum Hill
• Online Access: https://doi.org/10.3897/aca.6.e111363; https://aca.pensoft.net/article/111363/

The last surface-level aqueous environments on Mars were likely sulfurous brines that formed as the climate cooled and large bodies of water receded during the transition from the wet Noachian to the dry Hesperian (4.1 – 3.0 Gya). To understand the diversity of microorganisms that could have inhabit...