Communications Earth & Environment (Aug 2022)

Stable Southern Hemisphere westerly winds throughout the Holocene until intensification in the last two millennia

  • Willem G. M. van der Bilt,
  • William J. D’Andrea,
  • Lea T. Oppedal,
  • Jostein Bakke,
  • Anne E. Bjune,
  • Maaike Zwier

DOI
https://doi.org/10.1038/s43247-022-00512-8
Journal volume & issue
Vol. 3, no. 1
pp. 1 – 13

Abstract

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A shift towards a negative Southern Annular Mode around 2,150 years ago ended a Holocene period of stable Southern Hemisphere westerly winds, suggests a hydrogen isotope excursion in sedimentary lipid biomarkers from Lake Diamond, South Georgia