Greenland NGRIP2 Ice-Core annual layer markings

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Autori principali: Rasmussen, Sune Olander, Svensson, Anders M, Vinther, Bo Møllesøe
Natura: Dataset Open Access
Lingua:en
Pubblicazione: PANGAEA 2022
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author Rasmussen, Sune Olander
Svensson, Anders M
Vinther, Bo Møllesøe
author_facet Rasmussen, Sune Olander
Svensson, Anders M
Vinther, Bo Møllesøe
collection Datos científicos de ciencias marinas y ambientales
contents Annual markers forming the GICC05 time scale for NGRIP1, NGRIP2, GRIP, and DYE-3 where data was available and sufficiently resolved to allow annual dating. The markers are placed in the winter and spring depending on the availability of data (e.g. using the winter d18O minimum, winter Sodium concentration maximum, spring dust/Calcium concentration maximum, or visual stratigraphy grey-scale peaks in the deepest parts). Across data gaps, markers are placed by interpolation or using other impurity species with different seasonality (e.g. using summer Ammonium or Nitrate peaks). Therefore, the criteria for where the annual markers are places vary between sections, and care should be taken when interpreting data on annual scale. Ages are reported as years before A.D. 2000 / 2000 CE, abbreviated b2k. Depths (in meter) are true depths below the undisturbed surface the year when drilling started.
format Dataset Open Access
id pangaea_https___doi_org_10_1594_PANGAEA_943194
institution PANGAEA
language en
publishDate 2022
publisher PANGAEA
record_format pangaea
spellingShingle Greenland NGRIP2 Ice-Core annual layer markings
Rasmussen, Sune Olander
Svensson, Anders M
Vinther, Bo Møllesøe
annual layers; DEPTH, ice/snow; GICC05; Greenland; Greenland Ice Core Chronology 2005; Greenland ice cores; ICEDRILL; Ice drill; NGRIP; NorthGRIP; Sampling/drilling ice; Type
Annual markers forming the GICC05 time scale for NGRIP1, NGRIP2, GRIP, and DYE-3 where data was available and sufficiently resolved to allow annual dating. The markers are placed in the winter and spring depending on the availability of data (e.g. using the winter d18O minimum, winter Sodium concentration maximum, spring dust/Calcium concentration maximum, or visual stratigraphy grey-scale peaks in the deepest parts). Across data gaps, markers are placed by interpolation or using other impurity species with different seasonality (e.g. using summer Ammonium or Nitrate peaks). Therefore, the criteria for where the annual markers are places vary between sections, and care should be taken when interpreting data on annual scale. Ages are reported as years before A.D. 2000 / 2000 CE, abbreviated b2k. Depths (in meter) are true depths below the undisturbed surface the year when drilling started.
title Greenland NGRIP2 Ice-Core annual layer markings
topic annual layers; DEPTH, ice/snow; GICC05; Greenland; Greenland Ice Core Chronology 2005; Greenland ice cores; ICEDRILL; Ice drill; NGRIP; NorthGRIP; Sampling/drilling ice; Type
url https://doi.org/10.1594/PANGAEA.943194