APEX Fifth International Conference and Workshop: Quaternary Glacial and Climate Extremes Hosted by The University Centre in Svalbard (UNIS) Longyearbyen, Svalbard June1st -4th 2011 Conference and workshop supported by: The University Centre in Svalbard (UNIS) International Arctic Science Committee (IASC) Bert Bolin Centre for Climate Research, Stockholm University ESF European Polar Board (EPB) Cover photo:Peaks of Spitsbergen First sheet photo: Sunset at Revneset, Adventfjorden Photos: Riko Noormets 2 Arctic Paleoclimate and its Extremes (APEX) The Fifth International Conference and Workshop Quaternary Glacial and Climate Extremes Hosted by The University Centre in Svalbard (UNIS) Longyearbyen, Svalbard June1st -4th 2011 Conference and workshop supported by: The University Centre in Svalbard (UNIS) International Arctic Science Committee (IASC) Bert Bolin Centre for Climate Research, Stockholm University ESF European Polar Board (EPB) 3 Table of Contents Arctic Palaeoclimate and its Extremes (APEX) ............................................................................................. 9 APEX 2011: Program – a snapshot .............................................................................................................. 10 APEX 2011 Meeting Program ....................................................................................................................... 11 Participants of APEX 2011 ............................................................................................................................ 16 Abstracts .......................................................................................................................................................... 19 A.COLD EXTREMES: .................................................................................................................................. 20 The quest for the Kara Sea Ice Sheet margins: current status and future plans ..................................................... 20 Ívar Örn Benediktsson, Per Möller Arctic Ocean Temperature History since 60 ka based on ostracode Mg/Ca ratios ................................................. 22 T. M. Cronin, G. S. Dwyer, W. M. Briggs, Jr., J. Farmer, H. Bauch, M. Jakobsson, R. Spielhagen, A. Stepanova Late Quaternary Landscape and Climate Dynamics of the Verkhoyansk Mountains, eastern Siberia .................... 23 Bernhard Diekmann, Andrei Andreev, Denis Henning, Hans-Wolfgang Hubberten, Gerhard Krinner, Frank Lehmkuhl, Hanno Meyer, Stefanie Müller, Larisa Nazarova, Luidmilla Pestryakova, Steffen Popp-Hofmann, Christine Siegert, Georg Stauch, Dmitry Subetto, Pavel Tarasov, Kirstin Werner Late Weichselian Ice sheet configuration and thickness in Northwest Spitsbergen from 10Be dating and lithological studies of erratic boulders and bedrock ................................................................................................................ 25 Endre F. Gjermundsen, Naki Akçar, Otto Salvigsen, Jason Briner, Peter Kubik, Niklas Gantert, Anne Hormes Isostacy in Greenland - deglaciation of an ice sheet .............................................................................................. 26 Kristian K. Kjeldsen and Svend Funder Detail Reconstruction of Late-Pleistocene Marine Environments in the Western Laptev Sea based on Aquatic Palynomorph Assemblages ................................................................................................................................... 27 Tatiana Klyuvitkina and Yelena Polyakova The flow of Atlantic Water and deglaciation of the Svalbard-Barents Sea ice-sheet east of Svalbard during the last 16,500 years. ......................................................................................................................................................... 29 Dorthe Klitgaard Kristensen, Tine L. Rasmussen, Nalan Koç SciencePub in Russia: Latest glacial and lake reconstructions ............................................................................... 30 Eiliv Larsen, Ola Fredin, Maria Jensen, Denis Kutznetsov, Astrid Lyså, Dmitry Subetto Relative sea-level change in Greenland during the last 800 years and ice sheet response to the Little Ice Age ..... 32 Antony J. Long, Sarah A. Woodroffe, Glenn A. Milne, Charlotte L. Bryant, Matthew J.R. Simpson, Leanne M. Wake Evidences of high sea-level standing in the Russian Arctic during the Holocene .................................................... 33 Aleksander Makarov, Bolshiyanov D.Y., Baranskaya A. The AMOC slow-down during the Younger Dryas: Enhanced freshwater supplies from the northwestern LIS and/or enhanced sea-ice export from the Arctic? ................................................................................................. 34 Claude Hillaire-Marcel, Christelle Not, Jenny Maccali, Lev Tarasov A refinement of Circum-Arctic mineralogy ............................................................................................................ 36 Wesley B. Myers and Dennis A. Darby 4 Aeolian deposits in Adventfjorden: implications for the Holocene environmental change on Spitsbergen, Svalbard. ............................................................................................................................................................... 38 Riko Noormets, Ruth Heindel, Hanne H. Christiansen Changes in the late Pleistocene-Holocene foraminiferal assemblages and sedimentary records from the Shirshov Ridge, Western Bering Sea: paleoceanographic implication .................................................................................. 40 Ekaterina Ovsepyan, Elena Ivanova, Ivar Murdmaa, Tatyana Alekseeva, Alexander Bosin High-Resolution Reconstruction of Sea-Ice and Hydrological Conditions in the South-Eastern Laptev Sea during the Holocene deduced from Microalgae Assemblages .......................................................................................... 41 Yelena Polyakova, Tatiana Klyuvitkina, Henning Bauch, Heidemarie Kassens Ocean circulation and glacial ice marginal history offshore West Greenland during the last glacial period ........... 42 Marit-Solveig Seidenkrantz, Antoon Kuijpers, Steffen Aagaard-Sørensen, Sofia Andersson, Holger Lindgreen, Johan Ploug, Piotr Przybyło, Ian Snowball, Jesper Olsen, Michael Ivanov B. WARM EXTREMES: ............................................................................................................................... 43 Holocene sea-level change in Kongsfjorden, NW Svalbard .................................................................................... 43 Helena Alexanderson, Jonas Svensson, Heidi T. Ryen, Jon Landvik Evidence for the Arctic perennial ice pack reforming several times in the past. .................................................... 44 Dennis A. Darby Holocene Lake Records of Subarctic Palaeoenvironments on Kamchatka, Russia ................................................. 45 Bernhard Diekmann, Annette Bleibtreu, Bernhard Chapligin, Verena de Hoog, Oleg Dirksen, Veronika Dirksen, Ulrike Hoff, Hans-Wolfgang Hubberten, Conrad Kopsch, Hanno Meyer, Larisa Nazarova, Christel van den Bogaard Ocean temperature variability in the Western Arctic Ocean during the last 7000 years ........................................ 46 Jesse R. Farmer, T. M. Cronin, G. S. Dwyer, A. de Vernal, R. C. Thunell, L. D. Keigwin, D. A. Darby Terrestrial organic matter deposition on the Lomonosov Ridge, central Arctic Ocean ......................................... 47 Rina Garcia, Martin Jakobsson, LudvigLöwemark The history of Arctic Ocean Sea Ice: A review ........................................................................................................ 49 Martin Jakobsson Fresh news from an old ODP record – Neogene climate dynamics and hydrocarbon migrations on the Yermak Plateau, NW Spitsbergen ...................................................................................................................................... 50 Jochen Knies, Soma Baranwal, Karl Fabian, Carmen Gaina, Kari Grøsfjeld, Karin Andreassen, Katrine Husum, Rune Mattingsdal, Morten Hald, Monica Winsborrow, Stijn de Schepper, Christoph Vogt, Nils Andersen Extreme episodic marine sediment deposition during deglaciation of Storfjorden and Kveithola (western Barents Sea) ....................................................................................................................................................................... 51 Renata G. Lucchi, Angelo Camerlenghi, Michele Rebesco, Maria T. Pedrosa, Roger Urgeles, Ben De Mol, Andrea Caburlotto Response of paraglacial coastal sediment dynamics to post – LIA climate shifts – recent advances from Svalbard .............................................................................................................................................................................. 53 Matt Strzeleckiand Adam Mickiewicz Neoglacial sea ice fluctuation in eastern Fram Strait ............................................................................................. 54 Juliane Müller and Ruediger Stein Late Holocene climate change in the Russian Arctic – seasonal trends from glacier and ground ice ...................... 55 Thomas Opel, Hanno Meyer, Diedrich Fritzsche, Alexander Yu. Dereviagin, Lutz Schirrmeister, Sebastian Wetterich 5 High-resolution record of the Late Saalian–Eemian environmental changes in the northeastern White Sea Region (Bychye section) inferred from benthic foraminifers ............................................................................................