Search Results - "Siddoway, Christine S."
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Spatio-temporal variability of processes across Antarctic ice-bed–ocean interfaces
Published in Nature communications (18-06-2018)“…Understanding how the Antarctic ice sheet will respond to global warming relies on knowledge of how it has behaved in the past. The use of numerical models,…”
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Publisher Correction: Spatio-temporal variability of processes across Antarctic ice-bed–ocean interfaces
Published in Nature communications (11-07-2018)“…The original version of this Article contained an error in the spelling of the author Florence Colleoni, which was incorrectly given as Florence Colloni. This…”
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Diachronous development of Great Unconformities before Neoproterozoic Snowball Earth
Published in Proceedings of the National Academy of Sciences - PNAS (12-05-2020)“…The Great Unconformity marks a major gap in the continental geological record, separating Precambrian basement from Phanerozoic sedimentary rocks. However, the…”
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Hematite U-Pb dating of Snowball Earth meltwater events
Published in Proceedings of the National Academy of Sciences - PNAS (19-11-2024)“…The Snowball Earth hypothesis predicts global ice cover; however, previous descriptions of Cryogenian (720-635 Ma) glacial deposits are limited to continental…”
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The geological history and evolution of West Antarctica
Published in Nature reviews. Earth & environment (27-01-2020)Get full text
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Crustal structure of the Bighorn Mountains region: Precambrian influence on Laramide shortening and uplift in north‐central Wyoming
Published in Tectonics (Washington, D.C.) (01-01-2016)“…The crustal structure of north‐central Wyoming records a history of complex lithospheric evolution from Precambrian accretion to Cretaceous‐Paleogene Laramide…”
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Paleozoic tectonism on the East Gondwana margin: Evidence from SHRIMP U–Pb zircon geochronology of a migmatite–granite complex in West Antarctica
Published in Tectonophysics (15-11-2009)“…The Fosdick Mountains migmatite–granite complex in West Antarctica records episodes of crustal melting and plutonism in Devonian–Carboniferous time that acted…”
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Multidecadal Basal Melt Rates and Structure of the Ross Ice Shelf, Antarctica, Using Airborne Ice Penetrating Radar
Published in Journal of geophysical research. Earth surface (01-03-2020)“…Basal melting of ice shelves is a major source of mass loss from the Antarctic Ice Sheet. In situ measurements of ice shelf basal melt rates are sparse, while…”
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Structure of the Bighorn Mountain region, Wyoming, from teleseismic receiver function analysis: Implications for the kinematics of Laramide shortening
Published in Journal of geophysical research. Solid earth (01-09-2014)“…Basement‐cored uplifts are observed globally and remain an enigmatic feature of plate tectonics due to the fact that, in many cases, they occur distant from a…”
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Structural and tectonic evolution of the Ross Sea rift in the Cape Colbeck region, Eastern Ross Sea, Antarctica
Published in Tectonics (Washington, D.C.) (01-12-2001)“…The far eastern continental shelf of the Ross Sea, Antarctica, has been relatively unexplored up to now. This region and western Marie Byrd Land are at the…”
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Single-crystal hematite (U–Th)/He dates and fluid inclusions document widespread Cryogenian sand injection in crystalline basement
Published in Earth and planetary science letters (15-10-2018)“…The Tavakaiv Quartzite (informal) in Colorado, USA, is one of the world's largest basement-hosted clastic injectite systems and provides a glimpse into the…”
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Antarctic geothermal heat flow and its implications for tectonics and ice sheets
Published in Nature reviews. Earth & environment (01-12-2022)Get full text
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Multiple Generations of Granite in the Fosdick Mountains, Marie Byrd Land, West Antarctica: Implications for Polyphase Intracrustal Differentiation in a Continental Margin Setting
Published in Journal of petrology (01-03-2010)“…Production of granite in the middle to lower crust and emplacement into the middle to upper crust at convergent plate margins is the dominant mechanism of…”
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Author Correction: Antarctic geothermal heat flow and its implications for tectonics and ice sheets
Published in Nature reviews. Earth & environment (18-11-2022)Get full text
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A continent-wide detailed geological map dataset of Antarctica
Published in Scientific data (18-05-2023)“…A dataset to describe exposed bedrock and surficial geology of Antarctica has been constructed by the GeoMAP Action Group of the Scientific Committee on…”
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Petrogenesis of Cretaceous mafic intrusive rocks, Fosdick Mountains, West Antarctica: Melting of the sub-continental arc mantle along the Gondwana margin
Published in Gondwana research (01-05-2013)“…A diorite pluton and widely distributed mafic dykes occur in the Fosdick migmatite–granite complex, which is interpreted to represent middle-to-lower crustal…”
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Geological Heritage Beyond Natural Spaces: The Red Rocks Amphitheatre (Morrison, CO, USA), an Example of Syncretism Between Urban Development and Geoconservation
Published in Geoheritage (01-09-2012)“…The Red Rocks Amphitheatre in Colorado, USA constitutes a paradigm for reconciling contemporary human actions and geological heritage conservation. The…”
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