Labrador Sea freshening at 8.5 ka BP caused by Hudson Bay Ice Saddle collapse

Annalena Antonia Lochte; Janne Repschläger; Markus Kienast; Dieter Garbe-Schönberg; Nils Andersen; Christian Hamann; Ralph Schneider

doi:10.1038/s41467-019-08408-6

Nature Communications (Feb 2019)

Labrador Sea freshening at 8.5 ka BP caused by Hudson Bay Ice Saddle collapse

Annalena Antonia Lochte,
Janne Repschläger,
Markus Kienast,
Dieter Garbe-Schönberg,
Nils Andersen,
Christian Hamann,
Ralph Schneider

Affiliations

Annalena Antonia Lochte: Institute of Geosciences, Kiel University
Janne Repschläger: Max Planck Institute for Chemistry
Markus Kienast: Department of Oceanography, Dalhousie University
Dieter Garbe-Schönberg: Institute of Geosciences, Kiel University
Nils Andersen: Leibniz Laboratory for Radiometric Dating and Stable Isotope Research, Kiel University
Christian Hamann: Leibniz Laboratory for Radiometric Dating and Stable Isotope Research, Kiel University
Ralph Schneider: Institute of Geosciences, Kiel University

DOI: https://doi.org/10.1038/s41467-019-08408-6
Journal volume & issue: Vol. 10, no. 1
pp. 1 – 9

Abstract

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The exact freshwater scenario that caused the 8.2 ka cold event is still debated. This study presents new evidence for a severe Labrador shelfwater freshening 8500 years ago that was caused by the Hudson Bay Ice Saddle collapse following a warming in subsurface waters.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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