THE ARCTIC SCIENCE SUMMIT WEEK 2017 31 MARCH – 7 APRIL 2017, PRAGUE, CZECH REPUBLIC CLARION CONGRESS HOTEL “A Dynamic Arctic in Global Change” BOOK OF ABSTRACTS BOOK OF ABSTRACTSBOOK OF – THE ARCTIC WEEK SCIENCE 2017 SUMMIT CONTENT LIST OF ABSTRACTS (SESSION ORDER) 2 LIST OF ABSTRACTS (PRESENTATION NUMBER ORDER) 11 PLENARY LECTURES 20 ORAL AND POSTER PRESENTATIONS 23 S01 THE STATE OF ARCTIC GLACIERS AND ICE CAPS 23 S02 THE ECOLOGY OF SEA ICE, PELAGIC AND BENTHIC BIOTA IN ARCTIC SEASONAL SEA ICE ZONES 32 S03 ARCTIC CLOUDS, AEROSOLS AND CLIMATE EFFECTS 39 S04 HEMISPHERIC AND REGIONAL ATMOSPHERIC IMPACTS OF A RAPIDLY CHANGING ARCTIC CLIMATE 54 S05 ARCTIC OCEAN DYNAMICS, TRANSFORMATIONS, AND ECOSYSTEM RESPONSE 69 S06 ARCTIC HYDROLOGY: BIOGEOCHEMICAL AND PHYSICAL FLUXES 86 S07 CARBON VULNERABILITY OF PERMAFROST SOILS 96 S08 MICROBIAL DIVERSITY IN THE WAKE OF WEAKENING BIOGEOGRAPHIC ZONES AROUND THE ARCTIC 101 S09 TERRESTRIAL ALGAE – MOLECULAR DIVERSITY, GEOGRAPHICAL DISTRIBUTION, ECOLOGY AND PHYSIOLOGY 107 S10 ARCTIC ANIMALS AND THEIR PARASITES 112 S11 CLIMATE WARMING EFFECTS ON ORGANISM SIZE AND GROWTH RATE IN THE ARCTIC SYSTEMS – FROM PAST RECORDS TO FUTURE CONSEQUENCES 115 S12 CHANGES IN ARCTIC SPRING AS OBSERVED IN NY-ÅLESUND, SVALBARD 123 S13.1 ARCTIC DATA AND INFORMATION SCIENCE MEETS SYSTEM SCIENCE 129 S13.2 ARCTIC TRANSECTS 138 S15 LONG-TERM PERSPECTIVES ON ARCTIC CHANGE: IMPLICATIONS FOR ARCHAEOLOGY, PALAEOENVIRONMENTS AND CULTURAL HERITAGE 145 S16 MARINE, COASTAL AND TERRESTRIAL ARCTIC PRODUCTIVITY IN HUMAN AND ECOSYSTEM CONTEXTS – A MULTI-DIMENSIONAL LOOK INTO HISTORY AND FUTURE OF THE PAN-ARCTIC SYSTEM 154 S17.1 SUSTAINABILITY AND RESILIENCE MONITORING IN THE RAPIDLY CHANGING ARCTIC 159 S17.2 "ARCTIC IN RAPID TRANSITION" IN TIMES OF GLOBAL CHANGE - GLOBAL IMPACTS ON THE ARCTIC MARINE ENVIRONMENT AND COASTAL COMMUNITIES 164 S17.3 RAPID ARCTIC TRANSITIONS DUE TO INFRASTRUCTURE AND CLIMATE (RATIC) 168 S18 ARCTIC-FROST: ARCTIC SUSTAINABILITY IN THE GLOBAL CONTEXT 174 S19 THE RESILIENCE OF THE ARCTIC’S WILDLIFE AND INDIGENOUS FOOD SECURITY IN THE CONTEXT OF GLOBAL DEVELOPMENT AND POLITICAL PROCESSES 177 S20 GOVERNANCE, LAW AND NON-STATE ACTORS IN THE CHANGING ARCTIC 179 S21 SECURITY AND GOVERNANCE IN A GLOBAL ARCTIC I 184 S22 BUILDING PARTNERSHIPS AMONG MULTIPLE KNOWLEDGE SYSTEMS TO ENHANCE UNDERSTANDING OF A DYNAMIC ARCTIC 188 S23 COMMUNICATING ARCTIC CHANGE – SUCCESSES AND CHALLENGES OF EFFECTIVE SCIENCE COMMUNICATION FROM MULTIPLE PERSPECTIVES 192 S24 MEANINGFUL MULTI-DISCIPLINARITY AND THE GOVERNANCE OF EVOLVING GLOBAL DYNAMICS IN THE ARCTIC 197 S25 PROJECT MANAGEMENT IN THE ARCTIC SCIENCE – THE UNKNOWN DRIVER OF CHANGES 199 S26 PROGRESS ON THE DEVELOPMENT OF A PAN-ARCTIC OBSERVING SYSTEM 202 S27 CENTRAL EUROPEAN POLAR RESEARCH INITIATIVE 207 S28 NATIONAL ARCTIC INITIATIVE 212 SCOTTISH ARTIST AND PAINTING LECTURER GEORGIA ROSE MURRAY 213 AUTHOR’S INDEX 214 31 MARCH – 7 APRIL 2017, CLARION CONGRESS HOTEL, PRAGUE, CZECH REPUBLIC, 1 LIST OF ABSTRACTS (SESSION ORDER) EARTH SYSTEM IN CRISIS (OPENING LECTURE) 20 PL 01 THE RAPIDLY CHANGING ARCTIC: WHAT WE KNOW, WHAT WE NEED TO KNOW AND HOW WE CAN IDENTIFY AND OVERCOME CHALLENGES IN ARCTIC SCIENCE 20 PL 02 CYBERATLAS TECHNOLOGY IN THE NORTH: LINKING INDIGENOUS KNOWLEDGE, TECHNOLOGY, AND SCIENCE, FOR COMMUNITY RESEARCH AND ACTION 20 PL 03 NATURAL VARIABILITY OR CLIMATE CHANGE IMPACTS ON ARCTIC PLANKTON COMMUNITIES? 21 PL 04 INDIGENOUS KNOWLEDGE WILL LEAD YOU CLOSER TO UNDERSTANDING THE ARCTIC 21 PL 05 STILL MYSTERIOUS SVALBARD GLACIERS (THEIR EVOLUTION AND ENVIRONMENTAL IMPACT) 22 PL 06 ARCTIC SOCIAL SCIENCES AND INTERDISCIPLINARITY: ANTHROPOLOGICAL PERSPECTIVES ON THE BUILT ENVIRONMENT 22 PL 07 SVALBARD: A GATEWAY FOR POLLUTANTS INTO THE ARCTIC 22 S01 THE STATE OF ARCTIC GLACIERS AND ICE CAPS 23 KL 01 MASS BALANCE OF THE AUSTFONNA ICE CAP, SVALBARD, 2004 – 2015 23 KL 05 SPATIAL AND TEMPORAL CHANGES OF THE SNOW COVER IN GREENLAND 23 O 001 MASS BALANCE OF ICELANDIC GLACIERS OBSERVED WITH VARIOUS TECHNIQUES 23 O 002 MODELLING HISTORICAL MASS BALANCE VARIATIONS OF THE CANADIAN ARCTIC ICEFIELDS 27 O 004 EFFECT OF VOLCANIC ASH LAYER ON THERMAL RESPONSE OF ARCTIC GLACIERS AND PERMAFROST 25 O 030 FACTORS CONTROLLING THE FRONT POSITION OF HANSBREEN, A TIDEWATER GLACIER IN SVALBARD 27 O 031 EVOLUTION OF THE SUPRAGLACIAL DRAINAGE SYSTEM, FROM REMOTE SENSING DATA AND ITS COMPARISON WITH MODELLED SUBGLACIAL DRAINAGE SYSTEM, SVALBARD GLACIERS 24 O 032 GLACIERS ZONES FROM SAR AND GPR DATA. VESTFONNA (NORDAUSTLANDET), SVALBARD AS AN EXAMPLE 24 O 033 RECENT GLACIER CHANGES ON VESTFONNA ICE CAP, NORDAUSTLANDET, SVALBARD, FROM REMOTE SENSING AND IN-SITU DATA 27 O 034 RESPONSE OF AUSTRE LOVÉNBREEN GLACIER IN SVALBARD TO CLIMATE CHANGE 25 O 035 ICE CAVE VIRTUAL TOURS FOR ARCTIC ECOLOGICAL TOURISM DEVELOPMENT AND MONITORING OF THE STATE OF GLACIERS 26 O 060 MONITORING SUPRAGLACIAL LAKE DEPTH IN GREENLAND WITH LANDSAT 8 27 O 061 GREENLAND VOLUME CHANGE TIME SERIES SINCE 1992 FROM SATELLITE ALTIMETRY 28 O 062 SEISMOLOGICAL EVIDENCE FOR ICE SHEET PRESSURE MELTING IN GREENLAND 24 O 063 ACCUMULATION OF AIRBORNE RADIONUCLIDES IN ARCTIC AND ANTARCTIC CRYOCONITES 26 P 001 A TWO-STEP MASS-CONSERVATION APPROACH TO INFER ICE THICKNESS MAPS: PERFORMANCE FOR DIFFERENT GLACIER TYPES ON SVALBARD 28 P 002 SELECTED REGRESSION METHODS IN PROGLACIAL DISCHARGE MODELLING – APPLICABILITY AND EFFICIENCY COMPARISON; A CASE STUDY OF WALDEMAR RIVER (SVALBARD) 28 P 003 MELT PONDS AREA AND MARGINAL ICE ZONE DYNAMIC FROM PASSIVE MICROWAVE REMOTE SENSING DATA 29 P 004 CHANGING THERMAL REGIME AND SPATIAL VARIABILITY OF ICE THICKNESS OF VESTRE BROGGERBREEN GLACIER, NY-ALESUND, SVALBARD, ARCTIC 29 P 005 COMPARATIVE STUDY ON DARKENING AND MELTING OF GREENLAND ICE SHEET DERIVED FROM MODIS AND AMSR-2 SATELLITE IMAGES 29 P 006 DEVELOPMENT OF METHODS FOR AUTOMATIC IDENTIFICATION OF ARCTIC ICEBERGS (ICEBERGS DISTRIBUTION IN THE CONTEX OF GLOBAL WARMING) 30 P 007 SELECTED PROBLEMS OF SNOW ACCUMULATION ON GLACIERS IN NORTH-WESTERN SPITSBERGEN, SVALBARD 30 P 010 THE SURGE OF AAVATSMARKBREEN AND ITS IMPACT ON LANDFORMS DEVELOPMENT (NW SPITSBERGEN, SVALBARD) 30 P 011 THE PRIMARY ASSESSMENT OF PASSIVE MICROWAVE SATELLITE SEA ICE CONCENTRATION DATASETS IN ARCTIC NORTHEAST PASSAGE 31 S02 THE ECOLOGY OF SEA ICE, PELAGIC AND BENTHIC BIOTA IN ARCTIC SEASONAL SEA ICE ZONES 32 O 105 RETREATING SEA ICE IN COASTAL SYSTEMS – IMPLICATIONS FOR SEAWEED COMMUNITIES IN KONGSFJORDEN (SVALBARD) AND BEYOND 32 O 106 THE PARADOX OF POLAR OCEANIC NITROGEN FIXATION 33 O 107 THE ARCTIC OCEAN‘S INVISIBLE FOREST IN TIMES OF RAPID CLIMATE CHANGE 32 O 109 AN ATLANTIC DISTRIBUTED BIOLOGICAL OBSERVATORY (DBO) INITIATIVE 34 O 138 DENSE AND PLENTIFUL: IS THE MESOPELAGIC LAYER OF ENERGY-RICH ORGANISMS AN IMPORTANT COMPONENT OF THE HIGH ARCTIC ECOSYSTEM? 32 O 139 MONITORING OF ARCTIC MARINE MICROBES VIA AN OBSERVATION STRATEGY INTEGRATING AND STANDARDIZING STATE OF THE ART SAMPLING AND MOLECULAR TECHNOLOGIES 34 O 140 THE INFLUENCE OF SEA ICE CONCENTRATION ON PHYTOPLANKTON COMMUNITY STRUCTURE IN THE CHUKCHI AND EAST SIBERIAN SEAS 33 O 141 ARCTIC BENTHIC COMMUNITIES STRUCTURE AND FUNCTIONING DURING SPRING SEA ICE CONDITIONS 34 O 142 CONCEPTS AND THEORIES FOR A UNIFYING PAN-ARCTIC PERSPECTIVE: CONCEPTUALIZING ARCTIC ECOSYSTEMS AND PROCESSES IN AN ERA OF CLIMATE CHANG 35 O 143 IS WHEN THE TABLE IS SET MORE IMPORTANT THAN HOW MUCH IS ON IT? WARMING AND SOUTHEASTERN BERING SEA FISHERIES 33 P 012 KONGSFJORDEN AS HARBINGER OF THE FUTURE ARCTIC? – RESEARCH PRIORITIES OF THE KONGSFJORD ECOSYSTEM FLAGSHIP PROGRAM 35 P 013 ARCTIC PRODUCTIVITY IN THE SEASONAL ICE ZONE -ARCTIC PRIZE 35 P 014 CROSS-SHELF DISTRIBUTION AND STRUCTURE OF MESOZOOPLANKTON COMMUNITIES IN THE EAST-SIBERIAN SEA 36 P 015 LIPID AND FATTY ACID TURNOVER OF ARCTIC ZOOPLANKTON ORGANISMS REVEALED BY STABLE ISOTOPE ANALYSES 36 P 016 SEA ICE-FREE CONDITIONS IN INNER FJORD ON SPITSBERGEN (MIMERBUKTA, BILLEFJORDEN) IN EARLY HOLOCENE 36 P 017 SPATIO-TEMPORAL VARIATIONS IN BENTHIC FUNCTION IN A HIGH ARCTIC FJORD (KONGSFJORDEN, SVALBARD) 37 P 018 VERTICAL PARTICLE FLUX MEASURED IN SEDIMENT TRAPS DEPLOYED IN THE CENTRAL ARCTIC OCEAN AND IN EASTERN FRAM STRAIT 38 P 019 HIGH-END TECHNOLOGY MEETS A WELL-ESTABLISHED SAMPLING TECHNIQUE: ADVANCES OF COMBINING AN ACOUSTIC ZOOPLANKTON AND FISH PROFILER WITH SHORT-TERM SEDIMENT TRAPS 38 S03 ARCTIC CLOUDS, AEROSOLS AND CLIMATE EFFECTS 39 O 094 MAIN DRIVERS OF ANNUAL CYCLE OF ACCUMULATION-MODE AEROSOLS IN THE ARCTIC 44 O 095 AEROSOL IN HIGH ALTITUDE RUSSIAN ARCTIC 46 O 096 AEROSOL CHEMICAL COMPOSITION AT NY ALESUND (SVALBARD ISLANDS): A FOCUS ON ELEMENTAL AND ORGANIC CARBON 48 2 THE ARCTIC SCIENCE SUMMIT WEEK 2017 O 097 ARCTIC SEA ICE MELT LEADS TO ATMOSPHERIC NEW PARTICLE FORMATION 43 O 098 ICELANDIC DESERT AND VOLCANIC DUST EFFECTS ON THE ARCTIC ATMOSPHERE AND CRYOSPHERE 41 O 110 QUANTIFYING THE IMPACT OF ICELANDIC DUST STORMS ON HIGH-LATITUDE AEROSOL 39 O 111 SHIP-BASED OBSERVATIONS OF ATMOSPHERIC BLACK CARBON PARTICLES OVER THE ARCTIC OCEAN: COMPARISONS WITH REGIONAL CHEMICAL TRANSPORT MODEL SIMULATIONS 47 O 112 AN INTENSE BIOMASS BURNING EVENT IN THE ARCTIC: HYGROSCOPIC AND RADIATIVE PROPERTIES 47 O 113 INSIGHT ON THE CORRELATION AMONG PRIMARY PRODUCTION, SEA ICE MELTING, NORTH HEMISPHERE CIRCULATION MODE AND BIOGENIC AEROSOL IN THE ARCTIC 39 O 114 VERTICAL PROFILES OF AEROSOL OPTICAL PROPERTIES IN THE ARCTIC 48 O 144 CHARACTERIZING ARCTIC AEROSOL PROPERTIES FOR EVALUATION OF AEROSOL-CLOUD INTERACTIONS ON THE NORTH SLOPE OF ALASKA 41 O 145 DIRECT OBSERVATIONS OF CLOUD ACTIVATED