USAP-DC

{"dp_type": "Dataset", "free_text": "Last Interglacial"}

[{"awards": "1939139 Scherer, Reed", "bounds_geometry": null, "date_created": "Tue, 20 Feb 2024 00:00:00 GMT", "description": "This dataset contains physical measurements of specimens of the Southern Ocean diatom Fragilariopsis kerguelensis. We used the image segmentation software SHERPA (Kloster et al., 2017) to make physical measurements of each valve including \"rectangularity\". F. kerguelensis rectangularity has been posited to change in response to Sea Surface Temperature, a relationship that we explore in this study by calculating SSTs using established and new valve rectangularity/SST calibrations. ", "east": null, "geometry": null, "keywords": "Amundsen Sea; Antarctica; Sabrina Coast; Southern Ocean", "locations": "Amundsen Sea; Sabrina Coast; Antarctica; Southern Ocean; Amundsen Sea; Sabrina Coast", "north": null, "nsf_funding_programs": "Antarctic Earth Sciences", "persons": "Ruggiero, Joseph", "project_titles": "Collaborative Research: Testing the Linchpin of WAIS Collapse with Diatoms and IRD in Pleistocene and Late Pliocene Strata of the Resolution Drift, Amundsen Sea, Antarctica", "projects": [{"proj_uid": "p0010451", "repository": "USAP-DC", "title": "Collaborative Research: Testing the Linchpin of WAIS Collapse with Diatoms and IRD in Pleistocene and Late Pliocene Strata of the Resolution Drift, Amundsen Sea, Antarctica"}], "repo": "USAP-DC", "repositories": "USAP-DC", "science_programs": null, "south": null, "title": "Last Interglacial Southern Ocean paleothermometry from diatom morphometrics: Analysis and application of the F. kerguelensis Valve Rectangularity Sea Surface Temperature proxy.", "uid": "601767", "west": null}, {"awards": "2035580 Aarons, Sarah", "bounds_geometry": ["POINT(159.31 -76.7)"], "date_created": "Thu, 26 Oct 2023 00:00:00 GMT", "description": "This dataset contains rare earth elemental concentrations of leached ice core dust from ALHIC1903 spanning the transition from MIS 6 through 5e.", "east": 159.31, "geometry": ["POINT(159.31 -76.7)"], "keywords": "ALHIC1903; Allan Hills; Antarctica; Blue Ice; Dust; Glaciology; Ice Core Records; Leach; Rare Earth Element; Snow/ice; Snow/Ice", "locations": "Antarctica; Allan Hills", "north": -76.7, "nsf_funding_programs": "Antarctic Glaciology", "persons": "Carter, Austin", "project_titles": "Collaborative Research: Peripheral East Antarctic ice as a unique recorder of climate variability during the Last Interglacial", "projects": [{"proj_uid": "p0010270", "repository": "USAP-DC", "title": "Collaborative Research: Peripheral East Antarctic ice as a unique recorder of climate variability during the Last Interglacial"}], "repo": "USAP-DC", "repositories": "USAP-DC", "science_programs": "Allan Hills", "south": -76.7, "title": "Rare earth elemental concentrations of leached ice core dust from ALHIC1903 drilled at the Allan Hills Blue Ice Area.", "uid": "601750", "west": 159.31}, {"awards": "2035580 Aarons, Sarah", "bounds_geometry": ["POINT(159.31 -76.7)"], "date_created": "Thu, 26 Oct 2023 00:00:00 GMT", "description": "This dataset contains oxygen and hydrogen isotope compositions of ice from ALHIC1903 spanning the transition from MIS 6 through 5e.", "east": 159.31, "geometry": ["POINT(159.31 -76.7)"], "keywords": "ALHIC1903; Allan Hills; Antarctica; Deuterium; Glaciology; Hydrogen; Ice; Ice Core Data; Ice Core Records; Isotope; Oxygen; Snow/ice; Snow/Ice; Water", "locations": "Allan Hills; Antarctica", "north": -76.7, "nsf_funding_programs": "Antarctic Glaciology", "persons": "Carter, Austin", "project_titles": "Collaborative Research: Peripheral East Antarctic ice as a unique recorder of climate variability during the Last Interglacial", "projects": [{"proj_uid": "p0010270", "repository": "USAP-DC", "title": "Collaborative Research: Peripheral East Antarctic ice as a unique recorder of climate variability during the Last Interglacial"}], "repo": "USAP-DC", "repositories": "USAP-DC", "science_programs": "Allan Hills", "south": -76.7, "title": "Oxygen and hydrogen isotope compositions of ice from ALHIC1903 drilled at the Allan Hills Blue Ice Area.", "uid": "601751", "west": 159.31}, {"awards": "2035580 Aarons, Sarah", "bounds_geometry": ["POINT(159.31 -76.7)"], "date_created": "Thu, 26 Oct 2023 00:00:00 GMT", "description": "This dataset contains Sr and Nd isotope compositions of ice core dust from ALHIC1903 spanning the transition from MIS 6 through 5e.", "east": 159.31, "geometry": ["POINT(159.31 -76.7)"], "keywords": "ALHIC1903; Allan Hills; Antarctica; Dust; Glaciers/ice Sheet; Glaciers/Ice Sheet; Glaciology; Ice Core Data; Ice Core Records; Isotope; Nd; Neodymium; Snow/ice; Snow/Ice; Sr; Strontium", "locations": "Antarctica; Allan Hills", "north": -76.7, "nsf_funding_programs": "Antarctic Glaciology", "persons": "Carter, Austin", "project_titles": "Collaborative Research: Peripheral East Antarctic ice as a unique recorder of climate variability during the Last Interglacial", "projects": [{"proj_uid": "p0010270", "repository": "USAP-DC", "title": "Collaborative Research: Peripheral East Antarctic ice as a unique recorder of climate variability during the Last Interglacial"}], "repo": "USAP-DC", "repositories": "USAP-DC", "science_programs": null, "south": -76.7, "title": "Strontium and neodymium isotope compositions of ice core dust from ALHIC1903 drilled at the Allan Hills Blue Ice Area.", "uid": "601749", "west": 159.31}, {"awards": "2035580 Aarons, Sarah", "bounds_geometry": ["POINT(159.31 -76.7)"], "date_created": "Thu, 26 Oct 2023 00:00:00 GMT", "description": "This dataset contains dust mass concentrations, fine particle fraction, modeled accumulation rate, and dust flux from ALHIC1903 spanning the transition from MIS 6 through 5e.", "east": 159.31, "geometry": ["POINT(159.31 -76.7)"], "keywords": "ALHIC1903; Allan Hills; Antarctica; Blue Ice; Concentration; Dust; Flux; Glaciers/ice Sheet; Glaciers/Ice Sheet; Glaciology; Ice Core Records; Snow/ice; Snow/Ice", "locations": "Antarctica; Allan Hills", "north": -76.7, "nsf_funding_programs": "Antarctic Glaciology", "persons": "Carter, Austin", "project_titles": "Collaborative Research: Peripheral East Antarctic ice as a unique recorder of climate variability during the Last Interglacial", "projects": [{"proj_uid": "p0010270", "repository": "USAP-DC", "title": "Collaborative Research: Peripheral East Antarctic ice as a unique recorder of climate variability during the Last Interglacial"}], "repo": "USAP-DC", "repositories": "USAP-DC", "science_programs": null, "south": -76.7, "title": "Concentration and flux of ice core dust from ALHIC1903 drilled at the Allan Hills Blue Ice Area.", "uid": "601748", "west": 159.31}, {"awards": "0636724 Blankenship, Donald; 2127606 Young, Duncan A.; 0230197 Holt, John; 1043761 Young, Duncan", "bounds_geometry": ["POLYGON((-136 -74,-131.9 -74,-127.8 -74,-123.7 -74,-119.6 -74,-115.5 -74,-111.4 -74,-107.30000000000001 -74,-103.2 -74,-99.1 -74,-95 -74,-95 -74.7,-95 -75.4,-95 -76.1,-95 -76.8,-95 -77.5,-95 -78.2,-95 -78.9,-95 -79.6,-95 -80.3,-95 -81,-99.1 -81,-103.2 -81,-107.3 -81,-111.4 -81,-115.5 -81,-119.6 -81,-123.69999999999999 -81,-127.8 -81,-131.9 -81,-136 -81,-136 -80.3,-136 -79.6,-136 -78.9,-136 -78.2,-136 -77.5,-136 -76.8,-136 -76.1,-136 -75.4,-136 -74.7,-136 -74))"], "date_created": "Wed, 15 Mar 2023 00:00:00 GMT", "description": "This file contains internal radar horizon 1 (lm-MERGE-lay9-grg) for West Antarctica, collected during the SOAR/CASERTZ (1991-1996), SOAR/DVD (1999), ATRS (2001), AGASEA (2004-05) and GIMBLE (2013-2014) expeditions. Only data collected in AGASEA is contained in this specific product.\r\nThis data set is linked to PH.D thesis Muldoon, G. 2018 \"West Antarctic Ice Sheet Retreat during the Last Interglacial\"Spatial and temporal distributions of accumulation rates on the catchment of Thwaites Glacier, West Antarctica\", University of Texas at Austin\r\n https://doi.org/10.15781/T23B5WS0D\r\nThe internal radar horizon (IRH) was traced semi-automatically by Gail R. Muldoon using Haliburtons\u0027s Landmark software and picker, in a combination of 2D focused and unfocused data.\r\nDepths were calculated using a 2 way velocity in ice of 84.5 m/microsecond, and no firn correction. \r\n\r\nIsochron age is 4711 (+/- 246 ) years. \r\n\r\nFunding for this dataset as provided by NSF grants and The G. Unger Vetlesen Foundation.", "east": -95.0, "geometry": ["POINT(-115.5 -77.5)"], "keywords": "Antarchitecture; Antarctica; Ice Penetrating Radar; Isochron; Layers; Radar; Radioglaciology; Thwaites Glacier", "locations": "Thwaites Glacier; Antarctica", "north": -74.0, "nsf_funding_programs": "Antarctic Earth Sciences; Antarctic Earth Sciences; Antarctic Glaciology", "persons": "Muldoon, Gail R.; Young, Duncan A.; Jackson, Charles; Blankenship, Donald D.", "project_titles": "Airborne Geophysical Survey of the Amundsen Sea Embayment, Antarctica (AGASEA); Collaborative Research: Synthesis of Thwaites Glacier Dynamics: Diagnostic and Prognostic Sensitivity Studies of a West Antarctic Outlet System; Geophysical Investigations of Marie Byrd Land Lithospheric Evolution (GIMBLE)", "projects": [{"proj_uid": "p0000435", "repository": "USAP-DC", "title": "Geophysical Investigations of Marie Byrd Land Lithospheric Evolution (GIMBLE)"}, {"proj_uid": "p0000174", "repository": "USAP-DC", "title": "Collaborative Research: Synthesis of Thwaites Glacier Dynamics: Diagnostic and Prognostic Sensitivity Studies of a West Antarctic Outlet System"}, {"proj_uid": "p0000243", "repository": "USAP-DC", "title": "Airborne Geophysical Survey of the Amundsen Sea Embayment, Antarctica (AGASEA)"}], "repo": "USAP-DC", "repositories": "USAP-DC", "science_programs": null, "south": -81.0, "title": "AGASEA 4.7 ka Englacial Isochron over the Thwaites Glacier Catchment", "uid": "601673", "west": -136.0}, {"awards": "2002422 TBD", "bounds_geometry": ["POLYGON((159 -75.67,159.025 -75.67,159.05 -75.67,159.075 -75.67,159.1 -75.67,159.125 -75.67,159.15 -75.67,159.175 -75.67,159.2 -75.67,159.225 -75.67,159.25 -75.67,159.25 -75.786,159.25 -75.902,159.25 -76.018,159.25 -76.134,159.25 -76.25,159.25 -76.366,159.25 -76.482,159.25 -76.598,159.25 -76.714,159.25 -76.83,159.225 -76.83,159.2 -76.83,159.175 -76.83,159.15 -76.83,159.125 -76.83,159.1 -76.83,159.075 -76.83,159.05 -76.83,159.025 -76.83,159 -76.83,159 -76.714,159 -76.598,159 -76.482,159 -76.366,159 -76.25,159 -76.134,159 -76.018,159 -75.902,159 -75.786,159 -75.67))"], "date_created": "Tue, 02 Aug 2022 00:00:00 GMT", "description": "This file includes the clumped-isotope composition (18O18O) molecular oxygen (O2) that is in the trapped air from the S27 ice core collected in Allan Hills Blue Ice Area.", "east": 159.25, "geometry": ["POINT(159.125 -76.25)"], "keywords": "Allan Hills; Antarctica; Last Interglacial; Oxygen", "locations": "Allan Hills; Antarctica", "north": -75.67, "nsf_funding_programs": null, "persons": "Yan, Yuzhen; Yeung, Laurence; Banerjee, Asmita", "project_titles": null, "projects": null, "repositories": null, "science_programs": "Allan Hills", "south": -76.83, "title": "Clumped-isotope composition of molecular oxygen trapped in the Allan Hills S27 ice core", "uid": "601593", "west": 159.0}, {"awards": "1744949 Campbell, Seth", "bounds_geometry": ["POLYGON((-127.5 -77,-127.4 -77,-127.3 -77,-127.2 -77,-127.1 -77,-127 -77,-126.9 -77,-126.8 -77,-126.7 -77,-126.6 -77,-126.5 -77,-126.5 -77.04,-126.5 -77.08,-126.5 -77.12,-126.5 -77.16,-126.5 -77.2,-126.5 -77.24,-126.5 -77.28,-126.5 -77.32,-126.5 -77.36,-126.5 -77.4,-126.6 -77.4,-126.7 -77.4,-126.8 -77.4,-126.9 -77.4,-127 -77.4,-127.1 -77.4,-127.2 -77.4,-127.3 -77.4,-127.4 -77.4,-127.5 -77.4,-127.5 -77.36,-127.5 -77.32,-127.5 -77.28,-127.5 -77.24,-127.5 -77.2,-127.5 -77.16,-127.5 -77.12,-127.5 -77.08,-127.5 -77.04,-127.5 -77))"], "date_created": "Wed, 08 Dec 2021 00:00:00 GMT", "description": "Here we deposited data sets from the 2018-2019 Mt. Waesche field season. Included are 5 MHz, 10 MHz, 100 MHz, and 350 MHz. Datasets are provided in SEG-Y format for the 100 and 350 MHz and H5 files for the 5 and 10 MHz.", "east": -126.5, "geometry": ["POINT(-127 -77.2)"], "keywords": "Antarctica; GPR; Mt. Waesche", "locations": "Mt. Waesche; Antarctica", "north": -77.0, "nsf_funding_programs": "Antarctic Earth Sciences", "persons": "Braddock, Scott", "project_titles": "Collaborative Research: Constraining West Antarctic Ice Sheet elevation during the last interglacial", "projects": [{"proj_uid": "p0010272", "repository": "USAP-DC", "title": "Collaborative Research: Constraining West Antarctic Ice Sheet elevation during the last interglacial"}], "repo": "USAP-DC", "repositories": "USAP-DC", "science_programs": null, "south": -77.4, "title": "Mt. Waesche ground-penetrating radar data 2018-2019", "uid": "601490", "west": -127.5}, {"awards": "1246148 Severinghaus, Jeffrey; 1245821 Brook, Edward; 1245659 Petrenko, Vasilii", "bounds_geometry": ["POLYGON((123.3 -75.1,127.138 -75.1,130.976 -75.1,134.814 -75.1,138.652 -75.1,142.49 -75.1,146.328 -75.1,150.166 -75.1,154.004 -75.1,157.842 -75.1,161.68 -75.1,161.68 -75.367,161.68 -75.634,161.68 -75.901,161.68 -76.168,161.68 -76.435,161.68 -76.702,161.68 -76.969,161.68 -77.236,161.68 -77.503,161.68 -77.77,157.842 -77.77,154.004 -77.77,150.166 -77.77,146.328 -77.77,142.49 -77.77,138.652 -77.77,134.814 -77.77,130.976 -77.77,127.138 -77.77,123.3 -77.77,123.3 -77.503,123.3 -77.236,123.3 -76.969,123.3 -76.702,123.3 -76.435,123.3 -76.168,123.3 -75.901,123.3 -75.634,123.3 -75.367,123.3 -75.1))"], "date_created": "Fri, 18 Oct 2019 00:00:00 GMT", "description": "Noble gas data from Taylor Glacier and EPICA Dome C (EDC) for mean ocean temperature reconstruction during the Last Interglacial. Also includes trace gas measurements of d18Oatm, CO2, and CH4 from Taylor Glacier from chronology construction. ", "east": 161.68, "geometry": ["POINT(142.49 -76.435)"], "keywords": "Antarctica; Carbon-14; Carbon Dioxide; Chemistry:ice; Chemistry:Ice; CO2; Dome C Ice Core; Epica; Epica Dome C; Geochemistry; Glaciers/ice Sheet; Glaciers/Ice Sheet; Glaciology; Ice; Ice Core Chemistry; Ice Core Data; Ice Core Gas Records; Ice Core Records; Isotope Data; Last Interglacial; Mass Spectrometer; Mass Spectrometry; Methane; Oxygen; Oxygen Isotope; Paleotemperature; Pleistocene; Snow/ice; Snow/Ice; Taylor Dome Ice Core; Taylor Glacier", "locations": "Epica Dome C; Taylor Glacier; Antarctica", "north": -75.1, "nsf_funding_programs": "Antarctic Glaciology", "persons": "Shackleton, Sarah", "project_titles": "Collaborative Research: The Taylor Glacier, Antarctica, Horizontal Ice Core: Exploring changes in the Natural Methane Budget in a Warming World and Expanding the Paleo-archive", "projects": [{"proj_uid": "p0000283", "repository": "USAP-DC", "title": "Collaborative Research: The Taylor Glacier, Antarctica, Horizontal Ice Core: Exploring changes in the Natural Methane Budget in a Warming World and Expanding the Paleo-archive"}], "repo": "USAP-DC", "repositories": "USAP-DC", "science_programs": "Taylor Dome Ice Core; Dome C Ice Core", "south": -77.77, "title": "Last Interglacial Mean Ocean Temperature", "uid": "601218", "west": 123.3}]

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