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Träfflista för sökning "WFRF:(Svensson Olof) ;srt2:(1990-1994);hsvcat:1"

Sökning: WFRF:(Svensson Olof) > (1990-1994) > Naturvetenskap

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1.
  • Salvigsen, Otto, et al. (författare)
  • Glacial history and shoreline displacement on Erdmannflya and Bohemanflya, Spitsbergen, Svalbard
  • 1990
  • Ingår i: Polar Research. - 0800-0395 .- 1751-8369. ; 8:2, s. 261-273
  • Tidskriftsartikel (refereegranskat)abstract
    • Traces of former glaciation were studied on Erdmannflya and Bohemanflya. Both peninsulas were probably completely covered by glaciers during the Late Weichselian and the final deglaciation took place around 10,000 C-14 years BP. Esmarkbreen readvanced shortly after 9,500 BP, probably a local and shortlasting event. Raised beaches occur to about 60 m above sea level, and date back to about 10,000 BP. Initial land emergence was rapid, about 3m/100 years. It seems to have been followed by a marine transgression between 8,500 and 7,500 BP, which resulted in a large and distinct beach bridge and marine abrasion cliffs about 10-12 m above present sea level. Mytilus edulis lived in the area between at least 9,000 and 5,000 BP. Five thousand years ago relative sea level probably stood 3-4 m higher than today. Relative sea level has remained close to present during the last centuries. Different positions of glacier fronts in this century have also been mapped.
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