SVALBARD SCIENCE CONFERENCE 2019 Book of abstracts *Indicate presenter of the abstract. Please find an alphabetized list over presenters, including abstract numbers, title and mode of presentation at the end of the file. Innhold Description of the sessions .............................................................................................................. 9 1001 «La Recherche»1838 and 1839 The first scientific expeditions to Svalbard ........................ 14 1003 Increased shipping in Svalbard waters: local impacts and adaptive responses ................... 14 1005 Disaster-related science diplomacy for Svalbard’s future .................................................... 15 1006 Multidisciplinary drifting Observatory for the Study of Arctic Climate (MOSAiC) ............... 15 1007 The Svalbard Decomposition Map Project ........................................................................... 16 1009 Using seasonal variation in zooplankton and predator energy content to expose susceptibility to pollutants in the Barents Sea ecosystem ............................................................ 17 1010 Expanded social science agendas for Svalbard research...................................................... 17 1011 Anthropogenic noise in the Spitsbergen settlements .......................................................... 18 1012 Educating the next generation of permafrost scientists and engineers in Svalbard ........... 18 1013 Pan-Arctic atmospheric observations during the MOSAiC year ........................................... 19 1014 De-icing of Arctic Coasts: Critical or new opportunities for marine biodiversity and Ecosystem Services? ACCES ........................................................................................................... 20 1015 The 51st International Arctic Workshop: June 2021 at The University Centre in Svalbard – UNIS, Longyearbyen ...................................................................................................................... 20 1016 The Acoustics of Ice Caves in the Svalbard for the Design of Modern Acoustic Wall Panels ....................................................................................................................................................... 21 1017 Inspirations from the Svalbard's Nature .............................................................................. 22 1018 50 years of observations from the official meteorological station in Ny-Ålesund ............... 22 1019 The concept of "potential surprise" (G. L. S. Shackle) is a decision-making tool in economics. Can this tool be adapted in Earth sciences to reduce uncertainties between different scenarios? ...................................................................................................................................... 23 1020 Study of sea water chemistry changes due to thawing permafrost .................................... 23 1022 Post-industrial development of Russian mining towns at Svalbard: a community study .... 24 1023 Useful Arctic Knowledge (UAK): Partnership for research and education between Norway, USA and Canada ............................................................................................................................ 24 1024 Multi-instrument approach for the correction of observed precipitation in the Arctic ...... 25 1025 Can tephra enhance Svalbard chronology and improve links between sedimentary archives? ........................................................................................................................................ 26 1026 Learning from Earth’s History: The Unprecedented Need Now for International Collaboration ................................................................................................................................. 26 2001 Ice Edge Retreating: Influence on Maritime Activities around Svalbard ............................. 26 2 2002 Melttown: Longyearbyen as a community in the midst of environmental, economic and societal change .............................................................................................................................. 27 2003 Setting priority to Climate change and Cultural Heritage at Svalbard: For how long will the historic remains still be visible?..................................................................................................... 27 2004 Signatures of winter and spring warm events in the snowpack from Hans glacier, Hornsund area ................................................................................................................................................ 28 2005 Sea ice loss increases isolation of reindeer populations across Svalbard ............................ 29 2006 Impact of the tidewater glacier retreat on bottom-up ecosystem processes in Kongsfjorden, Svalbard ................................................................................................................. 29 2007 High-resolution geophysical imaging of the permafrost – Initial result of two high arctic expeditions to Spitsbergen ............................................................................................................ 30 2008 A shape of Hansbreen in Southern Spitsbergen during the Holocene Climate Optimum ... 31 2009 Performance of Arctic seaweeds in a changing environment: what does ‘polar’ mean? .... 31 2010 Glaciers as secondary sources of inorganic pollutants ........................................................ 32 2011 Is the Svalbard tundra getting wetter? – Evidence of vegetation change and it’s drivers over the last 20 years .................................................................................................................... 32 2012 Use of glacier fronts by foraging black-legged kittiwakes .................................................... 33 2013 From sea to summit: behavioural responses to increasingly severe winter feeding conditions in high-Arctic Svalbard reindeer .................................................................................. 33 2014 Sustainable drinking water supply in Longyearbyen and climate change: present challenges and future opportunities ............................................................................................................... 34 2015 Cultural Heritage Sites in Coastal Areas. Use, Monitor, Manage and Preserve Sites & Landscapes under Climate Change and Development Pressure (CULTCOAST) ............................ 35 2016 Ecological plasticity – a key skill to survive in a changing Arctic, tested on Calanus ........... 35 2017 Ecological resilience of Arctic marine food webs to climate change ................................... 36 2019 Contrasting consequences of climate change for migratory geese ..................................... 36 2020 Coastal change in a warming Arctic ..................................................................................... 37 2021 An ice-covered sub-Arctic fjord – Glimpse into the future of Svalbard fjords? ................... 38 2022 Warmer winters in Kongsfjorden will compromise the survival of interannual seaweeds . 38 2023 Assessing the role of sea ice as a dispersal vector of plants in a changing climate ............. 39 2024 Human land use and CO2 exchange in the high Arctic: Svalbard case ................................. 40 2025 Is the past the key to the future? Holocene warming in the Arctic, present and future ..... 40 2026 The Arctic climate transformation and the effects on the cryosphere ................................ 41 3001 – 3009 Social Science and Beyond in Svalbard – Poster Exhibition ..................................... 41 4001 Dark season observation of methane dynamics in seepages across Svalbard: clear signals and less noise ................................................................................................................................ 42 4002 Micro- and macroalgae during the Polar night .................................................................... 43 4003 Terrain and circulating factors of distribution of monthly and annual averages of Land Surface Temperatures (LST) in the Svalbard area ......................................................................... 43 3 4004 Spectral analysis of the light pollution in Ny Ålesund .......................................................... 44 4005 Triangulation of auroral structures by observations at Svalbard ......................................... 44 4006 QUARCCS in the dark: results from the two site German-Russian surface energy flux comparison campaign ................................................................................................................... 45 4007 Zooplankton in Svalbard waters during the Polar Night ...................................................... 45 4008 Columnar aerosol properties in the Arctic: emphasis in nocturnal photometry ................. 46 4010 Synergistic Investigation of Arctic Aerosol in the darkness: remote sensing and in-situ perspectives .................................................................................................................................. 47 4012 Exploring the dark in the spirit of Nansen ............................................................................ 47 4013 International Collaboration in order to address Grand Challenge Questions in Earth System Science ..........................................................................................................................................