Search Results - "Noble, Taryn L."
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North Atlantic Deep Water Production during the Last Glacial Maximum
Published in Nature communications (03-06-2016)“…Changes in deep ocean ventilation are commonly invoked as the primary cause of lower glacial atmospheric CO 2 . The water mass structure of the glacial deep…”
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Scratching the Surface: A Marine Sediment Provenance Record From the Continental Slope of Central Wilkes Land, East Antarctica
Published in Geochemistry, geophysics, geosystems : G3 (01-11-2020)“…Abstract The geology of Wilkes Land, East Antarctica, is masked by kilometers of ice and remains largely unexplored. Defining the sediment provenance adjacent…”
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Pre-concentration of thorium and neodymium isotopes using Nobias chelating resin: Method development and application to chromatographic separation
Published in Talanta (Oxford) (01-09-2019)“…The isotopes of thorium (Th) and neodymium (Nd) are used as tracers in oceanography, and are key parameters in the international GEOTRACES program. The very…”
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Neodymium isotopic composition of intermediate and deep waters in the glacial southwest Pacific
Published in Earth and planetary science letters (01-12-2013)“…Neodymium (Nd) isotopes, tracers of deep water mass source and mixing, were measured on sedimentary planktic foraminifera with authigenic coatings from a…”
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Quantifying Lithogenic Inputs to the Southern Ocean Using Long-Lived Thorium Isotopes
Published in Frontiers in Marine Science (22-04-2020)“…Above the Kerguelen Plateau in the Southern Ocean, lithogenic inputs containing essential trace metals such as iron naturally fertilize surrounding waters,…”
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Neodymium isotopic evidence for linked changes in Southeast Atlantic and Southwest Pacific circulation over the last 200 kyr
Published in Earth and planetary science letters (01-12-2016)“…Knowledge of the geometry and strength of the deep overturning circulation is central to the understanding of past climate variability on glacial–interglacial…”
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Productivity Proxies in Surface Sediment of the East Antarctic Margin: A Focus on Excess Ba
Published in Paleoceanography and paleoclimatology (01-08-2024)“…Components such as organic carbon (Corg), carbonate, opal or barite are valuable paleoceanographic proxies, enabling the reconstruction of past changes in…”
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The evolution of authigenic Zn–Pb–Fe-bearing phases in the Grieves Siding peat, western Tasmania
Published in Contributions to mineralogy and petrology (01-08-2015)“…A thick peat profile overlying mineralized metasediments possesses exceptionally high base metal contents (up to 28.6 wt% Zn and up to 3.8 wt% Pb) in the form…”
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Evaluation of pH Testing Methods for Sulfidic Mine Waste
Published in Mine water and the environment (01-09-2016)“…Environmental assessment of solid mine waste is required throughout the life of a mine. This has driven the need for tools and practices to understand the…”
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From the Surface Ocean to the Seafloor: Linking Modern and Paleo‐Genetics at the Sabrina Coast, East Antarctica (IN2017_V01)
Published in Journal of geophysical research. Biogeosciences (01-04-2023)“…With ongoing climate change, research into the biological changes occurring in particularly vulnerable ecosystems, such as Antarctica, is critical. The Totten…”
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Greater supply of Patagonian-sourced detritus and transport by the ACC to the Atlantic sector of the Southern Ocean during the last glacial period
Published in Earth and planetary science letters (01-02-2012)“…Reconstructing past detrital flux and provenance in the Southern Ocean provides information about changes in source regions associated with climate variations…”
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Unradiogenic reactive phase controls the εNd of authigenic phosphates in East Antarctic margin sediment
Published in Geochimica et cosmochimica acta (01-03-2023)“…Determining past changes in ocean circulation on the Antarctic margin is important for understanding the interactions between climate, circulation, and ice…”
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INTRODUCTION TO THE SPECIAL ISSUE ON TWENTY YEARS OF GEOTRACES: AN INTERNATIONAL STUDY OF THE MARINE BIOGEOCHEMICAL CYCLES OF TRACE ELEMENTS AND ISOTOPES
Published in Oceanography (Washington, D.C.) (2024)“…This special issue of Oceanography celebrates the transformational findings of the international GEOTRACES program in chemical oceanography, 20 years after…”
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Reduced oxygenation at intermediate depths of the southwest Pacific during the last glacial maximum
Published in Earth and planetary science letters (01-06-2018)“…To investigate changes in oxygenation at intermediate depths in the southwest Pacific between the Last Glacial Maximum (LGM) and the Holocene, redox sensitive…”
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Export production in the New-Zealand region since the Last Glacial Maximum
Published in Earth and planetary science letters (01-07-2017)“…Increased export production (EP) in the Subantarctic Zone (SAZ) of the Southern Ocean due to iron fertilisation has been proposed as a key mechanism for…”
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Mobility of arsenic and environmentally significant elements in mine tailings following liming
Published in Australian journal of earth sciences (17-08-2016)“…Remediation of a legacy tin-tailings site in northeast Tasmania, Australia was carried out by statutory authorities. This study evaluated the fate of As and…”
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Measurement of adsorbed and total 232Th/ 230Th ratios from marine sediments
Published in Chemical geology (15-07-2008)“…The predictable in situ production of 230Th from the decay of uranium in seawater, and its subsequent removal by scavenging onto falling particles, provides a…”
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