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apps Other research productkeyboard_double_arrow_right Collection 2021 EnglishPANGAEA EC | ICE2ICE, EC | TiPESKjær, Helle Astrid; Hauge, Lisa Lolk; Simonsen, Marius; Yoldi, Zurine; Koldtoft, Iben; Hörhold, Maria; Freitag, Johannes; Kipfstuhl, Sepp; Svensson, Anders M; Vallelonga, Paul T;One and two metre snow pit accumulation, density, peroxide and conductivity on a depth and age scale from summer 2019 obtained at 7 ice core drilling sites; NEEM, B16, B19, B22 as well as 3 sites in the vicinity of EastGRIP representing the years 2014 to summer 2019. The data was analysed by means of continuous flow using the Light weight In Situ Analysis (LISA) box (Kjær et al, 2021).
PANGAEA - Data Publi... arrow_drop_down PANGAEA - Data Publisher for Earth and Environmental ScienceCollection . 2021All Research productsarrow_drop_down <script type="text/javascript"> <!-- document.write('<div id="oa_widget"></div>'); document.write('<script type="text/javascript" src="https://www.openaire.eu/index.php?option=com_openaire&view=widget&format=raw&projectId=sygma_______::94bd7fc92d7ab031d6909902335d1473&type=result"></script>'); --> </script>
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more_vert PANGAEA - Data Publi... arrow_drop_down PANGAEA - Data Publisher for Earth and Environmental ScienceCollection . 2021All Research productsarrow_drop_down <script type="text/javascript"> <!-- document.write('<div id="oa_widget"></div>'); document.write('<script type="text/javascript" src="https://www.openaire.eu/index.php?option=com_openaire&view=widget&format=raw&projectId=sygma_______::94bd7fc92d7ab031d6909902335d1473&type=result"></script>'); --> </script>
For further information contact us at helpdesk@openaire.euapps Other research productkeyboard_double_arrow_right Collection 2023 EnglishPANGAEA EC | TiPES, EC | ICE2ICEKjær, Helle Astrid; Zens, Patrick; Black, Samuel; Lund, Kasper Holst; Svensson, Anders M; Vallelonga, Paul T;Results from six firn cores obtained during a 426 km long northern Greenland traverse in 2015 between the NEEM and the EGRIP deep drilling stations situated on the Western and Eastern side of the Greenland ice sheet, respectively. The cores (9 to 14 m long) are analysed for chemical impurities by means of Continuous Flow Analysis (CFA); Insoluble dust, ammonium, calcium, acid, conductivity and peroxide. The data was dated by means of annual layer counting of mainly peroxide supplemented by calcium seasonal cycles and spans 18 to 53 years (±3 yrs) depending on local snow accumulation that decreases from west to east. Insoluble dust, ammonium, and calcium concentrations in the 6 firn cores overlap, and also the seasonal cycles are similar in timing and magnitude across sites, while peroxide (H2O2) and conductivity both have spatial variations. H2O2 is driven by the accumulation pattern and conductivity is likely influenced by sea salt. Data is published as part of Kjær et al. 2022, Climate of the past, https://doi.org/10.5194/cp-2021-99
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For further information contact us at helpdesk@openaire.euapps Other research productkeyboard_double_arrow_right Collection 2019 EnglishPANGAEA EC | TiPES, NSF | Collaborative Research: I..., EC | ICE2ICEAuthors: Simonsen, Marius Folden; Baccolo, Giovanni; Blunier, Thomas; Borunda, Alejandra; +12 AuthorsSimonsen, Marius Folden; Baccolo, Giovanni; Blunier, Thomas; Borunda, Alejandra; Delmonte, Barbara; Frei, Robert; Goldstein, Steven L; Grinsted, Aslak; Kjær, Helle Astrid; Sowers, Todd A; Svensson, Anders M; Vinther, Bo Møllesøe; Vladimirova, Diana; Winckler, Gisela; Winstrup, Mai; Vallelonga, Paul T;The RECAP ice core was drilled on Renland ice cap, coastal East Greenland, in May-June 2015. This dataset presents the first complete timescale for the ice core record, based on impurity (dust and chemistry) as well as gas content measurements. The underlying dust particle and gas (CH4, d15N and d18Oair) data are presented. Strontium and Neodymium measurements of potential dust source samples collected from exposed terrain in central East Greenland are also presented. The timescale is called 'RECAP GICC05modelext Time Scale (version 1/3-2018)' and has been synchronized to the existing GICC05modelext timescale. All synchronization tiepoints are presented.
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apps Other research productkeyboard_double_arrow_right Collection 2021 EnglishPANGAEA EC | ICE2ICE, EC | TiPESKjær, Helle Astrid; Hauge, Lisa Lolk; Simonsen, Marius; Yoldi, Zurine; Koldtoft, Iben; Hörhold, Maria; Freitag, Johannes; Kipfstuhl, Sepp; Svensson, Anders M; Vallelonga, Paul T;One and two metre snow pit accumulation, density, peroxide and conductivity on a depth and age scale from summer 2019 obtained at 7 ice core drilling sites; NEEM, B16, B19, B22 as well as 3 sites in the vicinity of EastGRIP representing the years 2014 to summer 2019. The data was analysed by means of continuous flow using the Light weight In Situ Analysis (LISA) box (Kjær et al, 2021).
PANGAEA - Data Publi... arrow_drop_down PANGAEA - Data Publisher for Earth and Environmental ScienceCollection . 2021All Research productsarrow_drop_down <script type="text/javascript"> <!-- document.write('<div id="oa_widget"></div>'); document.write('<script type="text/javascript" src="https://www.openaire.eu/index.php?option=com_openaire&view=widget&format=raw&projectId=sygma_______::94bd7fc92d7ab031d6909902335d1473&type=result"></script>'); --> </script>
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more_vert PANGAEA - Data Publi... arrow_drop_down PANGAEA - Data Publisher for Earth and Environmental ScienceCollection . 2021All Research productsarrow_drop_down <script type="text/javascript"> <!-- document.write('<div id="oa_widget"></div>'); document.write('<script type="text/javascript" src="https://www.openaire.eu/index.php?option=com_openaire&view=widget&format=raw&projectId=sygma_______::94bd7fc92d7ab031d6909902335d1473&type=result"></script>'); --> </script>
For further information contact us at helpdesk@openaire.euapps Other research productkeyboard_double_arrow_right Collection 2023 EnglishPANGAEA EC | TiPES, EC | ICE2ICEKjær, Helle Astrid; Zens, Patrick; Black, Samuel; Lund, Kasper Holst; Svensson, Anders M; Vallelonga, Paul T;Results from six firn cores obtained during a 426 km long northern Greenland traverse in 2015 between the NEEM and the EGRIP deep drilling stations situated on the Western and Eastern side of the Greenland ice sheet, respectively. The cores (9 to 14 m long) are analysed for chemical impurities by means of Continuous Flow Analysis (CFA); Insoluble dust, ammonium, calcium, acid, conductivity and peroxide. The data was dated by means of annual layer counting of mainly peroxide supplemented by calcium seasonal cycles and spans 18 to 53 years (±3 yrs) depending on local snow accumulation that decreases from west to east. Insoluble dust, ammonium, and calcium concentrations in the 6 firn cores overlap, and also the seasonal cycles are similar in timing and magnitude across sites, while peroxide (H2O2) and conductivity both have spatial variations. H2O2 is driven by the accumulation pattern and conductivity is likely influenced by sea salt. Data is published as part of Kjær et al. 2022, Climate of the past, https://doi.org/10.5194/cp-2021-99
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For further information contact us at helpdesk@openaire.euapps Other research productkeyboard_double_arrow_right Collection 2019 EnglishPANGAEA EC | TiPES, NSF | Collaborative Research: I..., EC | ICE2ICEAuthors: Simonsen, Marius Folden; Baccolo, Giovanni; Blunier, Thomas; Borunda, Alejandra; +12 AuthorsSimonsen, Marius Folden; Baccolo, Giovanni; Blunier, Thomas; Borunda, Alejandra; Delmonte, Barbara; Frei, Robert; Goldstein, Steven L; Grinsted, Aslak; Kjær, Helle Astrid; Sowers, Todd A; Svensson, Anders M; Vinther, Bo Møllesøe; Vladimirova, Diana; Winckler, Gisela; Winstrup, Mai; Vallelonga, Paul T;The RECAP ice core was drilled on Renland ice cap, coastal East Greenland, in May-June 2015. This dataset presents the first complete timescale for the ice core record, based on impurity (dust and chemistry) as well as gas content measurements. The underlying dust particle and gas (CH4, d15N and d18Oair) data are presented. Strontium and Neodymium measurements of potential dust source samples collected from exposed terrain in central East Greenland are also presented. The timescale is called 'RECAP GICC05modelext Time Scale (version 1/3-2018)' and has been synchronized to the existing GICC05modelext timescale. All synchronization tiepoints are presented.
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