D-Index & Metrics Best Publications
Earth Science
Denmark
2023

D-Index & Metrics D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines.

Discipline name D-index D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines. Citations Publications World Ranking National Ranking
Earth Science D-index 98 Citations 57,815 322 World Ranking 83 National Ranking 1

Research.com Recognitions

Awards & Achievements

2023 - Research.com Earth Science in Denmark Leader Award

2022 - Research.com Earth Science in Denmark Leader Award

Overview

What is he best known for?

The fields of study he is best known for:

  • Climate change
  • Ice core
  • Global warming

Sigfus J Johnsen focuses on Ice core, Oceanography, Ice sheet, Glacial period and Climatology. His Ice core research incorporates elements of North Greenland Ice Core Project, Paleoclimatology, Paleontology, Holocene and Greenland ice core project. His Oceanography study incorporates themes from Dendrochronology and Interglacial.

Within one scientific family, he focuses on topics pertaining to Arctic ice pack under Ice sheet, and may sometimes address concerns connected to Ice rafting and Orbital forcing. His work carried out in the field of Glacial period brings together such families of science as Dye 3 and Physical geography. His studies in Climatology integrate themes in fields like Thermal and δ18O.

His most cited work include:

  • Evidence for general instability of past climate from a 250-kyr ice-core record (3622 citations)
  • Evidence for general instability of past climate from a 250-kyr ice-core record (3622 citations)
  • High-resolution record of Northern Hemisphere climate extending into the last interglacial period. (1980 citations)

What are the main themes of his work throughout his whole career to date?

Ice core, Climatology, Oceanography, Ice sheet and Glacial period are his primary areas of study. The various areas that Sigfus J Johnsen examines in his Ice core study include Paleoclimatology, Paleontology, Holocene, Interglacial and Ice-sheet model. His research investigates the connection between Ice-sheet model and topics such as Abrupt climate change that intersect with issues in Climate state.

His work on European Project for Ice Coring in Antarctica, Proxy, Deglaciation and Younger Dryas as part of general Oceanography research is frequently linked to Environmental science, bridging the gap between disciplines. The concepts of his Ice sheet study are interwoven with issues in Arctic ice pack and Cryosphere, Ice stream, Greenland ice core project. His biological study spans a wide range of topics, including Climate change and Physical geography.

He most often published in these fields:

  • Ice core (80.00%)
  • Climatology (35.52%)
  • Oceanography (40.30%)

What were the highlights of his more recent work (between 2008-2017)?

  • Ice core (80.00%)
  • Climatology (35.52%)
  • Ice sheet (30.15%)

In recent papers he was focusing on the following fields of study:

Sigfus J Johnsen focuses on Ice core, Climatology, Ice sheet, Oceanography and Ice-sheet model. His Ice core study combines topics from a wide range of disciplines, such as Glacial period, Paleontology, Stadial, Proxy and Atmospheric sciences. His research in Climatology intersects with topics in Precipitation, Climate change, δ18O and Interglacial.

His Ice sheet research includes elements of Arctic ice pack and Cryosphere, Ice stream. Sigfus J Johnsen interconnects Pollen and Sediment core in the investigation of issues within Oceanography. The Ice-sheet model study which covers Greenland ice core project that intersects with Greenland Ice Sheet Project.

Between 2008 and 2017, his most popular works were:

  • A stratigraphic framework for abrupt climatic changes during the Last Glacial period based on three synchronized Greenland ice-core records: refining and extending the INTIMATE event stratigraphy (843 citations)
  • Formal definition and dating of the GSSP (Global Stratotype Section and Point) for the base of the Holocene using the Greenland NGRIP ice core, and selected auxiliary records (428 citations)
  • Eemian interglacial reconstructed from a Greenland folded ice core (419 citations)

In his most recent research, the most cited papers focused on:

  • Climate change
  • Global warming
  • Glacier

Sigfus J Johnsen spends much of his time researching Ice core, Climatology, Glacial period, Ice sheet and Greenland ice sheet. His study on Ice core is covered under Oceanography. Sigfus J Johnsen combines subjects such as Glacier and Paleoclimatology with his study of Climatology.

His study in Glacial period is interdisciplinary in nature, drawing from both δ18O and European Project for Ice Coring in Antarctica. His work is dedicated to discovering how Ice sheet, Ice-sheet model are connected with Ice age and other disciplines. His Greenland ice sheet study combines topics in areas such as Groenlandia, Atmospheric sciences, Atmospheric temperature, Snow and Evaporation.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Best Publications

Evidence for general instability of past climate from a 250-kyr ice-core record

W. Dansgaard;S. J. Johnsen;S. J. Johnsen;H. B. Clausen;D. Dahl-Jensen.
Nature (1993)

5669 Citations

Correlations between climate records from North Atlantic sediments and Greenland ice

Gerard Bond;Wallace Broecker;Sigfus Johnsen;Sigfus Johnsen;Jerry McManus.
Nature (1993)

2886 Citations

Comparison of oxygen isotope records from the GISP2 and GRIP Greenland ice cores

P. M. Grootes;M. Stuiver;J. W. C. White;S. Johnsen;S. Johnsen.
Nature (1993)

2396 Citations

Orbital and Millennial Antarctic Climate Variability over the Past 800,000 Years

J. Jouzel;V. Masson-Delmotte;O. Cattani;G. Dreyfus.
Science (2007)

2210 Citations

High-resolution record of Northern Hemisphere climate extending into the last interglacial period.

K. K. Andersen;N. Azuma;J.-M. Barnola;M. Bigler.
Nature (2004)

2206 Citations

A new Greenland ice core chronology for the last glacial termination

S. O. Rasmussen;Katrine Krogh Andersen;A. M. Svensson;J. P. Steffensen.
Journal of Geophysical Research (2006)

1819 Citations

Eight glacial cycles from an Antarctic ice core

Laurent Augustin;Carlo Barbante;Piers R. F. Barnes;Jean Marc Barnola.
Nature (2004)

1776 Citations

Irregular glacial interstadials recorded in a new Greenland ice core

S. J. Johnsen;S. J. Johnsen;H. B. Clausen;W. Dansgaard;K. Fuhrer.
Nature (1992)

1769 Citations

A stratigraphic framework for abrupt climatic changes during the Last Glacial period based on three synchronized Greenland ice-core records: refining and extending the INTIMATE event stratigraphy

Sune O. Rasmussen;Matthias Bigler;Simon P. Blockley;Thomas Blunier.
Quaternary Science Reviews (2014)

1684 Citations

Oxygen isotope and palaeotemperature records from six Greenland ice‐core stations: Camp Century, Dye‐3, GRIP, GISP2, Renland and NorthGRIP

Sigfus J. Johnsen;Sigfus J. Johnsen;Dorthe Dahl-Jensen;Niels Gundestrup;Jørgen P. Steffensen.
Journal of Quaternary Science (2001)

1181 Citations

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