Late Miocene-Pliocene glacial cyclicity in a deep-sea sediment drift on the Antarctic Peninsula continental margin [Elektronische Ressource] : sedimentary and diagenetic processes / vorgelegt von Daniel A. Hepp

Late Miocene-Pliocene glacial cyclicity in a deep-sea sediment drift on the Antarctic Peninsula continental margin: Sedimentary and diagenetic processes Dissertation zur Erlangung des Doktorgrades in den Naturwissenschaften am Fachbereich Geowissenschaften der Universität Bremen vorgelegt von M. A. Daniel A. Hepp Bremen, Mai 2007 Tag des Kolloquiums: 22. Juli 2007 Gutachter: Prof. Dr. T. Mörz Prof. Dr. R. Stein Prüfer: Prof. Dr. R. Henrich Prof. Dr. H.-J. Kuss Table of Content Abstract (Zusammenfassung) .............................................................................................................. 1 1 Introduction................................................................................................................................. 5 1.1 The role of southern high latitude processes in the global climate regime ............................5 1.1.1 West and East Antarctic Ice Sheet dynamic ...................................................................5 1.1.2 Thermohaline circulation and the Southern Ocean.........................................................6 1.1.3 Why is the late Miocene/early Pliocene warming episode from special interest? ..........8 1.2 The Pacific continental margin of the West Antarctic Peninsula.........................................10 1.2.1 Geological and oceanographic background ....................