Browsing Bergen Open Research Archive by Author "Nesje, Atle"
Now showing items 1-20 of 28
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Anatomy of a Catastrophe: Reconstructing the 1936 Rock Fall and Tsunami Event in Lake Lovatnet, Western Norway
Waldmann, Nicolas; Vasskog, Kristian; Simpson, Guy; Chapron, Emmanuel; Støren, Eivind Wilhelm Nagel; Hansen, Louise; Loizeau, Jean-Luc; Nesje, Atle; Ariztegui, Daniel (Journal article; Peer reviewed, 2021)Rock falls and landslides plunging into lakes or small reservoirs can result in tsunamis with extreme wave run-ups. The occurrence of these natural hazards in populated areas have encouraged a recent sharp increase of ... -
An Assessment of Geophysical Survey Techniques for Characterising the Subsurface Around Glacier Margins, and Recommendations for Future Applications
Watts, Hannah; Booth, Adam D.; Reinardy, Benedict T. I.; Killingbeck, Siobhan F.; Jansson, Peter; Clark, Roger A.; Chandler, Benjamin M. P.; Nesje, Atle (Journal article; Peer reviewed, 2022)Geophysical surveys provide an efficient and non-invasive means of studying subsurface conditions in numerous sedimentary settings. In this study, we explore the application of three geophysical methods to a proglacial ... -
The chronology of reindeer hunting on Norway's highest ice patches
Pilø, Lars Holger; Finstad, Espen; Bronk Ramsey, Christopher; Martinsen, Julian Robert Post; Solli, Brit; Nesje, Atle; Wangen, Vivian; Callanan, Martin; Barrett, James H. (Peer reviewed; Journal article, 2018-01-24)The melting of perennial ice patches globally is uncovering a fragile record of alpine activity, especially hunting and the use of mountain passes. When rescued by systematic fieldwork (glacial archaeology), this evidence ... -
Dagens klima- og breforsking – med røter tilbake til dei første breforskarane
Nesje, Atle (Årbok for Universitetsmuseet i Bergen;24, Chapter, 2019-12)Høgare temperaturar, minkande brear, mindre sjøis i Arktis og stigande globalt havnivå på grunn av smelting av is på land, har gjort studiar av brear, iskapper og innlandsisane på Grønland og i Antarktis meir aktuelle enn ... -
Evidence for rapid paraglacial formation of rock glaciers in southern Norway from 10Be surface-exposure dating
Linge, Henriette; Nesje, Atle; Matthews, John A.; Fabel, Derek; Xu, Sheng (Journal article; Peer reviewed, 2020-04-16)We evaluate the timing and environmental controls on past rock-glacier activity at Øyberget, upper Ottadalen, southern Norway, using in situ 10Be surface-exposure dating on (1) boulders belonging to relict rock-glacier ... -
Future state of Norwegian glaciers: Estimating glacier mass balance and equilibrium line responses to projected 21st century climate change
Nesje, Atle (Journal article; Peer reviewed, 2023)Glaciers and ice caps in Norway are presently undergoing mass loss, areal reduction, and frontal retreat, mainly a result of increased summer ablation due to rising summer temperatures over Scandinavia, especially after ... -
Glacier thinning, recession and advance, and the associated evolution of a glacial lake between 1966 and 2021 at Austerdalsbreen, western Norway
Seier, Gernot; Abermann, Jakob; Andreassen, Liss Marie; Carrivick, Jonathan L.; Kielland, Pål Hage; Löffler, Karina; Nesje, Atle; Robson, Benjamin Aubrey; Røthe, Torgeir Opeland; Scheiber, Thomas; Winkler, Stefan; Yde, Jacob Clement (Journal article; Peer reviewed, 2023)The Jostedalsbreen is the largest ice cap in Norway and mainland Europe. Rapid retreat of many of its outlet glaciers since the 2000s has led to the formation of several glacial lakes. Processes causing the formation and ... -
Holocene debris flows recognized in a lacustrine sedimentary succession: sedimentology, chronostratigraphy and cause of triggering
Sletten, K.; Blikra, Lars Harald; Ballantyne, C. K.; Nesje, Atle; Dahl, Svein Olaf (Peer reviewed; Journal article, 2003)This study focuses on the sedimentary characteristics and the chronostratigraphy of Holocene massflow deposits recognized in a lake-fill sedimentary succession. These deposits in lake Ulvådalsvatnet, western Norway, are ... -
Holocene glacier variability and Neoglacial hydroclimate at Ålfotbreen, western Norway
Gjerde, Marthe; Bakke, Jostein; Vasskog, Kristian; Nesje, Atle; Hormes, Anne (Peer reviewed; Journal article, 2016-02)Glaciers and small ice caps respond rapidly to climate perturbations (mainly winter precipitation, and summer temperature), and the mass-balance of glaciers located in western Norway is governed mainly by winter precipitation ... -
Holocene mean July temperature and winter precipitation in western Norway inferred from palynological and glaciological lake-sediment proxies
Bjune, Anne Elisabeth; Bakke, Jostein; Nesje, Atle; Birks, Harry John Betteley (Peer reviewed; Journal article, 2005)Reconstructions of mean July temperature (Tjul) and winter precipitation (Pw) for the last 11/500 years on the Folgefonna peninsula are presented. Tjul was reconstructed using pollen-climate transfer functions and Pw was ... -
Holocene palaeoclimate reconstructions at Vanndalsvatnet, western Norway, with particular reference to the 8200 cal. yr BP event
Nesje, Atle; Bjune, Anne Elisabeth; Bakke, Jostein; Dahl, Svein Olaf; Lie, Øyvind; Birks, Harry John Betteley (Peer reviewed; Journal article, 2006)Analyses of organic content, magnetic susceptibility, grain size and pollen in sediments from the proglacial lake Vanndalsvatnet in western Norway provide a high-resolution terrestrial record and pollenbased quantitative ... -
Identifying climate change information needs for the himalayan region: Results from the GLACINDIA Stakeholder Workshop and Training Program
Koldunov, Nikolay V.; Kumar, Pardeep; Rasmussen, Ragnar; Ramanathan, A.L.; Nesje, Atle; Engelhardt, Markus; Tewari, Muneesh; Haensler, A.; Jacob, D (Journal article, 2016)Here we present results of a workshop designed to bring together stakeholders from different states of the Indian side of the Himalayan arc and an international group of climate scientists in order to discuss how climate ... -
Interpreting archaeological site-formation processes at a mountain ice patch: A case study from Langfonne, Norway
Solli, Brit; Pilø, Lars Holger; Barrett, James H; Eiken, Trond; Finstad, Espen; Grønning, Sunniva; Post-Melbye, Julian R.; Nesje, Atle; Rosvold, Jørgen; Ødegård, Rune Strand (Journal article; Peer reviewed, 2021)In the context of global warming, ice patches are increasingly important foci of high-elevation archaeology. Langfonne in Jotunheimen, central southern Norway, is uniquely suited to provide a window onto site formation ... -
The 'Little Ice Age' – only temperature?
Nesje, Atle; Dahl, Svein Olaf (Peer reviewed; Journal article, 2003)Understanding the climate of the last few centuries, including the 'Little Ice Age', may help us better understand modern-day natural climate variability and make climate predictions. The conventional view of the climate ... -
The ‘Little Ice Age’ advance of Nigardsbreen, Norway: A cross-disciplinary revision of the chronological framework
Gjerde, Marthe; Hoel, Oddmund Løkensgard; Nesje, Atle (Journal article; Peer reviewed, 2023)This study presents a cross-disciplinary revision of the Little Ice Age (LIA) advance of Nigardsbreen glacier, an outlet from Jostedalsbreen ice cap in western Norway. The associated glacier foreland is characterised by a ... -
Mass balance and hydrological modeling of the Hardangerjøkulen ice cap in south-central Norway
Eidhammer, Trude; Booth, Adam; Decker, Sven; Li, Lu; Barlage, Mike; Gochis, Dave; Rasmussen, Roy; Melvold, Kjetil; Nesje, Atle; Sobolowski, Stefan (Journal article; Peer reviewed, 2021)A detailed, physically based, one dimensional column snowpack model (Crocus) has been incorporated into the hydrological model, Weather Research and Forecasting (WRF)-Hydro, to allow for direct surface mass balance simulation ... -
Modelling annual mass balances of eight Scandinavian glaciers using statistical models
Trachsel, Mathias; Nesje, Atle (Peer reviewed; Journal article, 2015-01-15)Mass balances of Scandinavian glaciers are mainly influenced by winter precipitation and summer temperature. We used simple statistical models to assess the relative importance of summer temperature and winter precipitation ... -
Ötzi, 30 years on: A reappraisal of the depositional and post-depositional history of the find
Pilø, Lars; Reitmaier, Thomas; Fischer, Andrea; Barrett, James; Nesje, Atle (Journal article; Peer reviewed, 2023)When Ötzi, the Iceman, was found in a gully in the Tisenjoch pass in the Tyrolean Alps in 1991, he was a huge surprise for the archaeological community. The lead initial investigator of the find argued that it was unique, ... -
Pervasive cold ice within a temperate glacier – implications for glacier thermal regimes, sediment transport and foreland geomorphology.
Reinardy, Benedict T.I.; Booth, Adam D; Hughes, Anna L.C.; Boston, Clare M.; Åkesson, Henning; Bakke, Jostein; Nesje, Atle; Giesen, Rianne H.; Pearce, Danni (Peer reviewed; Journal article, 2019-03-07)This study suggests that cold-ice processes may be more widespread than previously assumed, even within temperate glacial systems. We present the first systematic mapping of cold ice at the snout of the temperate glacier ... -
Radiocarbon dates of two musk ox vertebrae reveal ice-free conditions during late Marine Isotope Stage 3 in central South Norway
Hufthammer, Anne Karin; Nesje, Atle; Higham, Thomas F.G. (Peer reviewed; Journal article, 2019)One of the most reliable proofs of terrestrial ice-free conditions within Stadials is the presence of terrestrial vertebrate fauna that require access to vegetation in the winter, for example sedentary birds such as ...