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121 T107. Caves and Karst Through Space and Time: Biogeochemistry, Climate, and Astrobiology


Session Chairs:
Laura Rodriguez, Anika Baloun, Mackenzie Best, Evan Bowen, Joseph Hoberg, Daniel Jones, Natasha Sekhon, Jeanne Lambert Sumrall, Cassandra Skaar

We welcome submissions on the biogeochemistry, astrobiology, and historical records in of caves and karst features.



Presentations

Paper No. Title Presenting Author Start Time End Time Item Duration (min) Action
Introductory Remarks 01:30 PM 01:35 PM 5 min
121-1 Chemolithoautotrophic Pseudonocardiaceae from Cave-wall Biofilms Annette Engel 01:35 PM 01:55 PM 20 min View
121-2 Fungal diversity and dynamics along geochemical gradients in a sulfuric acid cave laura rodriguez 01:55 PM 02:10 PM 15 min View
121-3 Microbial Life Biosignatures in Earth's Extreme Lava Caves: Targets for Identifying Potential Extraterrestrial Life Diana Northup 02:10 PM 02:30 PM 20 min View
121-4 Raman spectroscopic evidence for abiogenic origins of spheroidal biomorphs in Mesoproterozoic chert: a call for critical evaluation of microfossil-like structures Kaitlyn Gauvey 02:30 PM 02:45 PM 15 min View
Break 02:45 PM 03:00 PM 15 min
121-5 Evaluating the dispersal of airborne human-derived contaminants in Carlsbad Cavern, NM Joseph Hoberg 03:00 PM 03:15 PM 15 min View
121-6 Understanding the variability in gas concentrations of Carlsbad Cavern Riannon Colton 03:15 PM 03:30 PM 15 min View
121-7 Persistence and recovery of extremophilic microbial communities after a tectonic disturbance to a hot sulfidic cave Daniel Jones 03:30 PM 03:45 PM 15 min View
121-8 Novel Photo-physical Analysis of Speleothems: Lights, Camera, Music? Joshua Sebree 03:45 PM 04:00 PM 15 min View
Break 04:00 PM 04:15 PM 15 min
121-9 Quantifying Cave-Internal Alterations in Speleothems using Triple Oxygen Isotopes Annabel Wolf 04:15 PM 04:35 PM 20 min View
121-10 Using Stalagmite Geochemistry to Reconstruct Paleoclimate in the Philippines During Heinrich Events Mira Hart 04:35 PM 04:50 PM 15 min View
121-11 Mg and Sr: Excellent predictors for calcite and aragonite presence in stalagmites Ny Riavo Voarintsoa 04:50 PM 05:05 PM 15 min View
121-12 Controls on the southwest USA hydroclimate over the last six glacial-interglacial cycles Kathleen Wendt 05:05 PM 05:25 PM 20 min View
Concluding remarks 05:25 PM 05:30 PM 5 min



Caves and Karst Through Space and Time: Biogeochemistry, Climate, and Astrobiology

Description


Date and Time: Monday, 20 Oct - 1:30 PM (Central Time (US & Canada))

Room: HBGCC, 211

Session Type: Topical Sessions

Session Format: Oral


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