Saturday
2:00 pm - 5:00 pm
Arrival and Check-in
3:30 pm - 3:45 pm
Introductory Comments by GRC Site Staff / Welcome from the GRS Chair
3:45 pm - 4:30 pm
Keynote Session: Impacts of the Biological and Abiotic Networks
Discussion Leader: Keyron Hickman-Lewis (Centre de Biophysique Moléculaire, CNRS, France)
3:45 pm - 3:50 pm
Introduction by Discussion Leader
3:50 pm - 4:15 pm
Morgan Raven (University of California, Santa Barbara, USA)
"Impacts of Local Redox State on the Organic Carbon Cycle"
4:15 pm - 4:30 pm
Discussion
4:30 pm - 6:00 pm
Poster Session
6:00 pm - 7:00 pm
Dinner
7:30 pm - 9:30 pm
Shifting the Limits: Push and Pull Between Life and Environments (Extreme and Ancient)
How interactions between life and the environment shape chemistry, geology, diversity, and evolution.
Discussion Leader: Heda Agic (University of California, Santa Barbara, USA)
7:30 pm - 7:35 pm
Introduction by Discussion Leader
7:35 pm - 7:50 pm
Malcolm Hodgskiss (Stanford University, USA)
"Feast then Famine: A Post-GOE Crash in Biosphere Productivity"
7:50 pm - 7:55 pm
Discussion
7:55 pm - 8:10 pm
Corentin Loron (University of Liege, Belgium)
"Interpreting the Biological Affinities of Early Eukaryotes"
8:10 pm - 8:15 pm
Discussion
8:15 pm - 8:30 pm
Chadlin Ostrander (Arizona State University, USA)
"Differentiating Local from Global Ocean Oxygenation During the Rise of Animals"
8:30 pm - 8:35 pm
Discussion
8:35 pm - 8:50 pm
Andrea Halling (University of Colorado Boulder, USA)
"Snowball Earth as a Driver for the Evolution of Multicellular Life"
8:50 pm - 8:55 pm
Discussion
8:55 pm - 9:10 pm
Dylan Wilmeth (Institut de Physique du Globe de Paris, France)
"Stratigraphic Evolution of a Sinter Mound from Source to Outflow: 3,000 Years of Sedimentary and Biological Change"
9:10 pm - 9:15 pm
Discussion
9:15 pm - 9:30 pm
General Discussion: The Interaction Between Life and the Environment
Sunday
7:30 am - 8:30 am
Breakfast
9:00 am - 11:00 am
New Looks in Geobiology
Developing new methodologies, techniques, or field sites, and revisiting known locations and geobiological paradoxes.
Discussion Leader: Neha Mehta (IMPMC, Sorbonne University / CNRS, France)
9:00 am - 9:05 am
Introduction by Discussion Leader
9:05 am - 9:20 am
Achim Herrmann (Technische Universität Kaiserslautern, Germany)
"Surviving the Ferruginous Archean Ocean: Assessing the Potential Toxicity of Fe2+ on Basal Cyanobacteria in Anaerobic Conditions"
9:20 am - 9:25 am
Discussion
9:25 am - 9:40 am
Julia LaFond (Pennsylvania State University, USA)
"Preservation Potential of Proposed Proterozoic Pseudofossils"
9:40 am - 9:45 am
Discussion
9:45 am - 10:00 am
Jonathan Gropp (Weizmann Institute of Science, Israel)
"Modelling Mechanisms of Isotope Fractionation in Methanogenesis and Methanotrophy"
10:00 am - 10:05 am
Discussion
10:05 am - 10:20 am
Alexandra Perron (Université de Paris / Institut de Physique du Globe de Paris (IPGP), France)
"Thermal Analyses of Biocarbonates as Part of the Search for Traces of Life on Mars"
10:20 am - 10:25 am
Discussion
10:25 am - 10:40 am
Martin Kurek (Florida State University, USA)
"Seasonality of Dissolved Organic Carbon and Phosphorus in a Eutrophic Lake Driven by Sediment Geochemistry and Watershed Transport"
10:40 am - 10:45 am
Discussion
10:45 am - 11:00 am
General Discussion: The Next Challenges in Geobiology
11:00 am - 12:30 pm
Poster Session
Coffee will be served in the poster area from 11:00 am - 11:30 am
12:30 pm - 1:30 pm
Lunch
1:30 pm - 2:30 pm
Interfaces as Drivers of Geobiochemical Processes
Geochemical processes across boundaries and gradients through space and time.
Discussion Leader: Hayley Gadol (Massachusetts Institute of Technology, USA)
1:30 pm - 1:35 pm
Introduction by Discussion Leader
1:35 pm - 1:50 pm
Michael Guzman (Lawrence Livermore National Laboratory, USA)
"Electrically Driven Microbial Photosynthesis"
1:50 pm - 1:55 pm
Discussion
1:55 pm - 2:10 pm
Nancy Merino (Lawrence Livermore National Laboratory, USA)
"Genomic Characterization of an Uncultivated Actinobacterial Acetogen from a Serpentine-Hosted Environment, Hakuba Happo Hot Springs"
2:10 pm - 2:15 pm
Discussion
2:15 pm - 2:25 pm
General Discussion: The Importance of Geochemical Boundaries in Geobiology
2:25 pm - 2:30 pm
Closing Remarks
2:30 pm - 3:00 pm
Evaluation Period
Fill in GRS Evaluation Forms
3:00 pm
Seminar Concludes