SJ
Member Since 2018
Sarah Johnson
Professor, Georgetown University
Professional Experience
Georgetown University
Professor
2023 - Present
Education
Doctorate
2008
Honors & Awards
Publications
Extreme Niche Partitioning and Microbial Dark Matter in a Mauna Loa Lava Tube
Lava tubes are key targets in the search for life on Mars. Their basaltic walls provide protection from radiation and changing environmental condit...
June 05, 2023
Life Underground: Investigating Microbial Communities and Th...
November 25, 2022
Sedimentary Organics in Glen Torridon, Gale Crater, Mars: Re...
November 12, 2022
Evolved Gas Analyses of Sedimentary Rocks From the Glen Torr...
September 26, 2022
Evidence for a Diagenetic Origin of Vera Rubin Ridge, Gale C...
December 23, 2020
AGU Abstracts
Choosing the Right Tools for the Job: Life-Detection Payloads for Mars
PREPARING FOR ASTROBIOLOGY MISSIONS THROUGH SCIENCE AUTONOMY (ML, DATA SCIENCE), MODELING, LABORATORY AND FIELD ANALOG STUDIES III ORAL
ocean worlds near and far | 20 may 2022
Amy J. Williams, Haley Boles, Kathleen L Craft, Al...
With the exploration by the Curiosity and Perseverance rovers, and upcoming Mars Sample Return, we are developing a more nuanced understanding of Mars...
View Abstract
THE TRANSFORMATION OF BIOSIGNATURES ON THE IRRADIATED MARTIAN SURFACE
PREPARING FOR ASTROBIOLOGY MISSIONS THROUGH SCIENCE AUTONOMY (ML, DATA SCIENCE), MODELING, LABORATORY AND FIELD ANALOG STUDIES III ORAL
ocean worlds near and far | 20 may 2022
Anaïs Roussel, Anjali Y. Britto, Amy McAdam, Cheri...
Mars used to be habitable until it lost its magnetic field around four billion years ago, after which the planet’s surface was exposed to heavy radiat...
View Abstract
Investigating the Circadian Rhythms of a Hypersaline Saltern
SALTY GOODNESS II: RETURN OF THE BRINES I ORAL: IN MEMORIAM OF RONALD OREMLAND
ocean worlds near and far | 18 may 2022
Margaret M. Weng, Benjamin Klempay, Luke Fisher, J...
Gene expression varies from day to night as life adjusts to the corresponding changes in the environment, and this regulatory feedback is an important...
View Abstract
Check out all of Sarah Johnson’s AGU Research!
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