Search Results - "Oehlert, Amanda M."

Interpreting carbonate and organic carbon isotope covariance in the sedimentary record by Oehlert, Amanda M., Swart, Peter K.

“…Many negative δ 13 C excursions in marine carbonates from the geological record are interpreted to record significant biogeochemical events in early Earth…”
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African biomass burning is a substantial source of phosphorus deposition to the Amazon, Tropical Atlantic Ocean, and Southern Ocean by Barkley, Anne E., Prospero, Joseph M., Mahowald, Natalie, Hamilton, Douglas S., Popendorf, Kimberly J., Oehlert, Amanda M., Pourmand, Ali, Gatineau, Alexandre, Panechou-Pulcherie, Kathy, Blackwelder, Patricia, Gaston, Cassandra J.

“…The deposition of phosphorus (P) from African dust is believed to play an important role in bolstering primary productivity in the Amazon Basin and Tropical…”
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The microbial carbonate factory of Hamelin Pool, Shark Bay, Western Australia by Suosaari, Erica P., Reid, R. Pamela, Mercadier, Christophe, Vitek, Brooke E., Oehlert, Amanda M., Stolz, John F., Giusfredi, Paige E., Eberli, Gregor P.

“…Microbialites and peloids are commonly associated throughout the geologic record. Proterozoic carbonate megafacies are composed predominantly of micritic and…”
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Authigenic clays as precursors to carbonate precipitation in saline lakes of Salar de Llamara, Northern Chile by Suosaari, Erica P., Lascu, Ioan, Oehlert, Amanda M., Parlanti, Paola, Mugnaioli, Enrico, Gemmi, Mauro, Machabee, Paul F., Piggot, Alan M., Palma, Alvaro T., Reid, R. Pamela

“…Abstract The Salar de Llamara, Atacama Desert is host to saline lakes known as Puquios, which are possible analogs for lakes on early Earth or Mars. Here we…”
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Initial Accretion in Hamelin Pool Microbialites: The Role of Entophysalis in Precipitation of Microbial Micrite by Vitek, Brooke E., Suosaari, Erica P., Stolz, John F., Oehlert, Amanda M., Reid, R. Pamela

“…One of the largest assemblages of living marine microbialites, with shapes and sizes analogous to ancient structures, is found along the margins of Hamelin…”
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Bidirectional fabric evolution in Hamelin Pool microbialites, Shark Bay, Western Australia by Vitek, Brooke E., Suosaari, Erica P., Oehlert, Amanda M., Dupraz, Christophe, Pollier, Clément G. L., Reid, R. Pamela

“…Abstract Hamelin Pool, Shark Bay, Western Australia hosts the world's largest and most extensive assemblages of living marine microbialites, comparable in size…”
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Godzilla mineral dust and La Soufrière volcanic ash fallout immediately stimulate marine microbial phosphate uptake by Elliott, Hope Elizabeth, Popendorf, Kimberly J., Blades, Edmund, Royer, Haley M., Pollier, Clément G. L., Oehlert, Amanda M., Kukkadapu, Ravi, Ault, Andrew, Gaston, Cassandra J.

“…During the “Godzilla” dust storm of June 2020, unusually high fluxes of mineral dust traveled across the Atlantic from the Sahara Desert, reaching the…”
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Environmental and Biological Controls on Sedimentary Bottom Types in the Puquios of the Salar de Llamara, Northern Chile by Suosaari, Erica P., Oehlert, Amanda M., Lascu, Ioan, Decho, Alan W., Piggot, Alan M., Palma, Alvaro T., Machabee, Paul F., Reid, R. Pamela

“…The Puquios of the Salar de Llamara in the Atacama Desert, northern Chile, is a system of small lakes that is characterized by evaporitic mineral deposition…”
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Staying Hydrated in Seawater by Grosell, Martin, Oehlert, Amanda M

“…Reduction of intestinal lumen osmotic pressure by the formation of Ca(Mg)CO , "ichthyocarbonate," is essential for osmoregulation by the only vertebrate group,…”
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Revised interpretations of stable C and O patterns in carbonate rocks resulting from meteoric diagenesis by Swart, Peter K., Oehlert, Amanda M.

“…A positive correlation between the δ13C and δ18O values of carbonate rocks is a screening tool widely used to identify the overprint of meteoric diagenesis on…”
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The evolution of the marine carbonate factory by Wang, Jiuyuan, Tarhan, Lidya G., Jacobson, Andrew D., Oehlert, Amanda M., Planavsky, Noah J.

“…Calcium carbonate formation is the primary pathway by which carbon is returned from the ocean–atmosphere system to the solid Earth 1 , 2 . The removal of…”
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Modern carbonate ooids preserve ambient aqueous REE signatures by Li, Fei, Webb, Gregory E., Algeo, Thomas J., Kershaw, Stephen, Lu, Chaojin, Oehlert, Amanda M., Gong, Qiaolin, Pourmand, Ali, Tan, Xiucheng

“…Skeletal and non-skeletal components of marine sedimentary rocks have been analyzed for the purpose of reconstructing the rare earth element (REE) and yttrium…”
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The role of marine fish-produced carbonates in the oceanic carbon cycle is determined by size, specific gravity, and dissolution rate by Folkerts, Erik J., Oehlert, Amanda M., Heuer, Rachael M., Nixon, Sandy, Stieglitz, John D., Grosell, Martin

“…Rising CO2 emissions have heightened the necessity for increased understanding of Earth's carbon cycle to predict future climates. The involvement of marine…”
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Always a White Christmas in the Bahamas; temperature and hydrodynamics localize winter mud production on Great Bahama Bank by Purkis, Sam J, Oehlert, Amanda M, Dobbelaere, Thomas, Hanert, Emmanuel, Harris, Paul

“…Whitings, or occurrences of fine-grained carbonate in the water column, have been observed in modern environments with salinities ranging from fresh to marine…”
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Sedimentary porewaters record regional tectonic and climate events that perturbed a deep-sea brine pool in the Gulf of Aqaba, Red Sea by Duchâtellier, Gaëlle, Oehlert, Amanda M., Shernisky, Hannah, Pollier, Clément G.L., Swart, Peter K., Howes, Bolton, Purkis, Sam J.

“…Brine pools in deep-sea environments provide unique perspectives into planetary and geological processes, extremophile microbial communities, and sedimentary…”
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Physical, chemical, and microbial feedbacks controlling brine geochemistry and lake morphology in polyextreme salar environments by Oehlert, Amanda M., Suosaari, Erica P., Kong, Tianshu, Piggot, Alan M., Maizel, Daniela, Lascu, Ioan, Demergasso, Cecilia, Chong Díaz, Guillermo, Reid, R. Pamela

“…Despite the harsh environmental conditions in the world's oldest and driest desert, some salt flat or ‘salar’ environments in the Atacama Desert host standing…”
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Geochemical evidence of microbial activity within ooids by Diaz, Mara R., Swart, Peter K., Eberli, Gregor P., Oehlert, Amanda M., Devlin, Quinn, Saeid, Amel, Altabet, Mark A.

“…Ooid formation remains elusive despite their importance as palaeoclimatic indicators and important contributors to global carbonate budget. Based on stable…”
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Implications of dietary carbon incorporation in fish carbonates for the global carbon cycle by Oehlert, Amanda M., Garza, Jazmin, Nixon, Sandy, Frank, LeeAnn, Folkerts, Erik J., Stieglitz, John D., Lu, Chaojin, Heuer, Rachael M., Benetti, Daniel D., del Campo, Javier, Gomez, Fabian A., Grosell, Martin

“…Marine bony fish are important participants in Earth's carbon cycle through their contributions to the biological pump and the marine inorganic carbon cycle…”
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Microbialite Accretion and Growth: Lessons from Shark Bay and the Bahamas by Reid, R. Pamela, Suosaari, Erica P, Oehlert, Amanda M, Pollier, Clément G.L, Dupraz, Christophe

“…Microbialites provide geological evidence of one of Earth's oldest ecosystems, potentially recording long-standing interactions between coevolving life and the…”
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Assessing quality and beneficial uses of Sargassum compost by Abdool-Ghany, Afeefa A., Pollier, Clément G.L., Oehlert, Amanda M., Swart, Peter K., Blare, Trent, Moore, Kimberly, Solo-Gabriele, Helena M.

“…[Display omitted] •• Sargassum composts successfully, but should be used in low human-contact areas.•• Arsenic concentrations met U.S. EPA standards but not…”
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