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The thermally-driven ocean circulation with realistic bathymetry 
Gjermundsen, Ada; Lacasce, Joseph Henry; Denstad, Liv (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The global circulation driven solely by relaxation to an idealized surface temperature profile and to interior mixing is examined. Forcing by winds and evaporation/precipitation is excluded. The resulting circulation ...
Using SAR satellite data time series for regional glacier mapping 
Winsvold, Solveig Havstad; Kääb, Andreas; Nuth, Christopher; Andreassen, Liss Marie; Van Pelt, Ward J.J.; Schellenberger, Thomas (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
With dense SAR satellite data time series it is possible to map surface and subsurface glacier properties that vary in time. On Sentinel-1A and RADARSAT-2 backscatter time series images over mainland Norway and Svalbard, ...
Effect of brine-CO2 fracture flow on velocity and electrical resistivity of naturally fractured tight sandstones 
Nooraiepour, Mohammad; Bohloli, Bahman; Park, Joonsang; Sauvin, Guillaume; Skurtveit, Elin; Mondol, Nazmul Haque (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Fracture networks inside geological CO2 storage reservoirs can serve as primary fluid flow conduit, particularly in low-permeability formations. While some experiments focused on the geophysical properties of brine- and ...
Stress Redistribution Explains Anti-correlated Subglacial Pressure Variations 
Lefeuvre, Pierre-Marie; Zwinger, Thomas; Jackson, Miriam; Gagliardini, Olivier; Lappegard, Gaute; Hagen, Jon Ove (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
We used a finite element model to interpret anti-correlated pressure variations at the base of a glacier to demonstrate the importance of stress redistribution in the basal ice. We first investigated two pairs of load cells ...
Glacigenic sedimentation pulses triggered postglacial gas hydrate dissociation 
Karstens, Jens; Haflidason, Haflidi; Becker, Lukas; Berndt, Christian; Rüpke, Lars Helmuth; Planke, Sverre; Liebetrau, Volker; Schmidt, Markus; Mienert, Jurgen (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Large amounts of methane are stored in continental margins as gas hydrates. They are stable under high pressure and low temperature, but react sensitively to environmental changes. Bottom water temperature and sea level ...
Nighttime mesospheric ozone enhancements during the 2002 southern hemispheric major stratospheric warming 
Smith-Johnsen, Christine; Orsolini, Yvan; Stordal, Frode; Limpasuvan, Varavut; Pérot, Kristell (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Sudden Stratospheric Warmings (SSW) affect the chemistry and dynamics of the middle atmosphere. Major warmings occur roughly every second winter in the Northern Hemisphere (NH), but has only been observed once in the ...
Peridotite weathering is the missing ingredient of earth's continental crust composition 
Beinlich, Andreas; Austrheim, Håkon Olaf (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The chemical composition of the continental crust cannot be adequately explained by current models for its formation, because it is too rich in Ni and Cr compared to that which can be generated by any of the proposed ...
Large-scale sill emplacement in Brazil as a trigger for the end-Triassic crisis 
Heimdal, Thea Hatlen; Svensen, Henrik; Ramezani, Jahandar; Iyer, Karthik Herman; Pereira, Egberto; Rodrigues, René; Jones, Morgan Thomas; Callegaro, Sara (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
ORCHIDEE-PEAT (revision 4596), a model for northern peatland CO2, water, and energy fluxes on daily to annual scales 
Qiu, Chunjing; Zhu, Dan; Ciais, Philippe; Guenet, Bertrand; Krinner, Gerhard; Peng, Shushi; Aurela, Mika; Bernhofer, Christian; Brümmer, Christian; Bret-Harte, Syndonia; Chu, Housen; Chen, Jiquan; Desai, Ankur R.; Dušek, Jiří; Euskirchen, Eugénie S.; Fortuniak, Krzysztof; Flanagan, Lawrence B.; Friborg, Thomas; Grygoruk, Mateusz; Gogo, Sébastien; Grünwald, Thomas; Hansen, Birger U.; Holl, David; Humphreys, Elyn; Hurkuck, Miriam; Kiely, Gerard; Klatt, Janina; Kutzbach, Lars; Largeron, Chloé; Laggoun-Défarge, Fatima; Lund, Magnus; Lafleur, Peter M.; Li, Xuefei; Mammarella, Ivan; Merbold, Lutz; Nilsson, Mats B.; Olejnik, Janusz; Ottosson-Löfvenius, Mikaell; Oechel, Walter C.; Parmentier, Frans-Jan W.; Peichl, Matthias; Pirk, Norbert; Peltola, Olli; Pawlak, Włodzimierz; Rasse, Daniel; Rinne, Janne; Shaver, Gaius R.; Schmid, Hans Peter; Sottocornola, Matteo; Steinbrecher, Rainer; Sachs, Torsten; Urbaniak, Marek; Zona, Donatella; Ziemblinska, Klaudia (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Peatlands store substantial amounts of carbon and are vulnerable to climate change. We present a modified version of the Organising Carbon and Hydrology In Dynamic Ecosystems (ORCHIDEE) land surface model for simulating ...
Methods for landscape characterisation and mapping: A systematic review 
Simensen, Trond; Halvorsen, Rune; Erikstad, Lars (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Due to the multidisciplinary nature of landscape research, many different systems and methods for landscape identification and classification exist. This paper provides a systematic review of 54 contemporary landscape ...
An interfacial Gerstner-type trapped wave 
Weber, Jan Erik H. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Coastally trapped rotational interfacial waves are studied theoretically by using a Lagrangian formulation of fluid motion in a rotating ocean. The waves propagate along the interface between two immiscible inviscid ...
Middle to Late Devonian–Carboniferous collapse basins on the Finnmark Platform and in the southwesternmost Nordkapp basin, SW Barents Sea 
Koehl, Jean-Baptiste; Bergh, Steffen G; Henningsen, Tormod; Faleide, Jan Inge (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The SW Barents Sea margin experienced a pulse of extensional deformation in the Middle–Late Devonian through the Carboniferous, after the Caledonian Orogeny terminated. These events marked the initial stages of formation ...
Simulated retreat of Jakobshavn Isbræ since the Little Ice Age controlled by geometry 
Steiger, Nadine; Nisancioglu, Kerim Hestnes; Åkesson, Henning; de Fleurian, Basile; Nick, Faezeh M. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Rapid retreat of Greenland's marine-terminating glaciers coincides with regional warming trends, which have broadly been used to explain these rapid changes. However, outlet glaciers within similar climate regimes experience ...
Nitric Oxide Response to the April 2010 Electron Precipitation Event: Using WACCM and WACCM‐D With and Without Medium‐Energy Electrons 
Smith-Johnsen, Christine; Marsh, Daniel R.; Orsolini, Yvan; Tyssøy, Hilde Nesse; Hendrickx, Koen; Sandanger, Marit Irene J.; Ødegaard, Linn-Kristine Glesnes; Stordal, Frode (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Energetic electrons from the magnetosphere deposit their energy in the atmosphere and lead to production of nitric oxide (NO) in the mesosphere and lower thermosphere. We study the atmospheric NO response to a geomagnetic ...
Salinity changes and anoxia resulting from enhanced run-off during the late Permian global warming and mass extinction event. 
van Soelen, Elsbeth Ester; Twitchett, Richard; Kürschner, Wolfram Michael (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The late Permian biotic crisis had a major impact on marine and terrestrial environments. Rising CO2 levels following Siberian Trap volcanic activity were likely responsible for expanding marine anoxia and elevated water ...
Multi-decadal mass balance series of three Kyrgyz glaciers inferred from modelling constrained with repeated snow line observations 
Barandun, Martina; Huss, Matthias; Usubaliev, Ryskul; Azisov, Erlan; Berthier, Etienne; Kääb, Andreas; Bolch, Tobias; Hoelzle, Martin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Abstract. Glacier surface mass balance observations in the Tien Shan and Pamir are relatively sparse and often discontinuous. Nevertheless, glaciers are one of the most important components of the high-mountain cryosphere ...
What drives 20th century polar motion? 
Adhikari, Surendra; Caron, Lambert; Steinberger, Bernhard; Reager, John T.; Kjeldsen, Kristian K.; Marzeion, Ben; Larour, Eric; Ivins, Erik R. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Inferences on the mantle viscosity structure and the post-overturn evolutionary state of Venus 
Rolf, Tobias; Steinberger, Bernhard; Sruthi, U.; Werner, Stephanie C. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Large drainages from short-lived glacial lakes in the Teskey Range, Tien Shan Mountains, Central Asia 
Narama, Chiyuki; Daiyrov, Mirlan; Duishonakunov, Murataly; Tadono, Takeo; Sato, Hayato; Kääb, Andreas; Ukita, Jinro; Abdrakhmatov, Kanatbek (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Four large drainages from glacial lakes occurred during 2006–2014 in the western Teskey Range, Kyrgyzstan. These floods caused extensive damage, killing people and livestock as well as destroying property and crops. Using ...
Ordovician mafic magmatism in an ediacaran arc complex, sibak, northeastern Iran: The eastern tip of the Rheic Ocean 
Moghadam, Fereshteh Ranjbar; Masoudi, Fariborz; Corfu, Fernando; Homam, Seyed Massoud (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
The assembly of Gondwana in the Ediacaran was concluded by extensive arc magmatism along its northern margin. Extensional events in the early Paleozoic led to rifting and the eventual separation of terranes, which were ...
Effects of upper mantle heterogeneities on the lithospheric stress field and dynamic topography 
Osei Tutu, Anthony; Steinberger, Bernhard; Sobolev, Stephan V.; Rogozhina, Irina; Popov, Anton A. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Abstract. The orientation and tectonic regime of the observed crustal/lithospheric stress field contribute to our knowledge of different deformation processes occurring within the Earth's crust and lithosphere. In this ...
Early Paleozoic tectonics of Asia: Towards a full-plate model 
Domeier, Mathew (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Asia is key to a richer understanding of many important lithospheric processes such as crustal growth, continental evolution and orogenesis. But to properly decipher the secrets Asia holds, a first-order tectonic context ...
Regional geomorphological conditions related to recent changes of glacial lakes in the issyk-kul basin, Northern Tien Shan 
Daiyrov, Mirlan; Narama, Chiyuki; Yamanokuchi, Tsutomu; Tadono, Takeo; Kääb, Andreas; Ukita, Jinro (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
To assess the current state of glacial lakes, we examine the seasonal lake-area changes of 339 glacial lakes in the Teskey and Kungoy Ranges of the Issyk-Kul Basin, Kyrgyzstan, during 2013–2016 based on optical satellite ...
The climate effects of increasing ocean albedo: an idealized representation of solar geoengineering 
Kravitz, Ben; Rasch, Philip J.; Wang, Hailong; Robock, Alan; Gabriel, Corey; Boucher, Olivier; Cole, Jason N.S.; Haywood, Jim M.; Ji, Duoying; Jones, Andy; Lenton, Andrew; Moore, John C.; Muri, Helene; Niemeier, Ulrike; Phipps, Steven J.; Schmidt, Hauke; Watanabe, Shingo; Yang, Shuting; Yoon, Jin-Ho (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Geoengineering, or climate intervention, describes methods of deliberately altering the climate system to offset anthropogenic climate change. As an idealized representation of near-surface solar geoengineering over the ...
Mantle flow influence on subduction evolution 
Chertova, Mariya V.; Spakman, Wim; Steinberger, Bernhard (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
The impact of remotely forced mantle flow on regional subduction evolution is largely unexplored. Here we investigate this by means of 3D thermo-mechanical numerical modeling using a regional modeling domain. We start with ...
Eemian Greenland SMB strongly sensitive to model choice 
Plach, Andreas; Nisancioglu, Kerim Hestnes; Le clec'h, Sebastien; Born, Andreas; Langebroek, Petra; Guo, Chuncheng; Imhof, Michael; Stocker, Thomas F. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Understanding the behavior of the Greenland ice sheet in a warmer climate, and particularly its surface mass balance (SMB), is important for assessing Greenland’s potential contribution to future sea level rise. The Eemian ...
Mapping surface temperatures on a debris-covered glacier with an unmanned aerial vehicle 
Kraaijenbrink, PDA; Shea, Joseph M.; Litt, Maxime; Steiner, Jakob F.; Treichler, Désirée Silvana; Koch, Inka; Immerzeel, WW (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
A layer of debris cover often accumulates across the surface of glaciers in active mountain ranges with exceptionally steep terrain, such as the Andes, Himalaya, and New Zealand Alps. Such a supraglacial debris layer has ...
Simulating the roles of crevasse routing of surface water and basal friction on the surge evolution of Basin 3, Austfonna ice cap 
Gong, Yongmei; Zwinger, Thomas; Åström, J.; Altena, Bas; Schellenberger, Thomas; Gladstone, Rupert; Moore, John C. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The marine-terminating outlet in Basin 3, Austfonna ice cap, has been accelerating since the mid-1990s. Stepwise multi-annual acceleration associated with seasonal summer speed-up events was observed before the outlet ...
Dynamic metamorphism: stable isotopes, fluid evolution, and deformation of albitite and sapolite metagabbro 
Engvik, Ane; Taublad, H.; Solli, Arne; Grenne, Tor; Austrheim, Håkon Olaf (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Parameter uncertainty analysis for an operational hydrological model using residual-based and limits of acceptability approaches 
Teweldebrhan, Aynom Tesfay; Burkhart, John; Schuler, Thomas (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Parameter uncertainty estimation is one of the major challenges in hydrological modeling. Here we present parameter uncertainty analysis of a recently released distributed conceptual hydrological model applied in the Nea ...
Facies, palynostratigraphy and sequence stratigraphy of the Wilhelmøya Subgroup (Upper Triassic–Middle Jurassic) in western central Spitsbergen, Svalbard 
Rismyhr, Bjarte; Bjærke, Tor; Olaussen, Snorre; Mulrooney, Mark Joseph; Senger, Kim (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The Wilhelmøya Subgroup (Norian–Bathonian) is considered as the prime storage unit for locally produced CO2 in Longyearbyen on the Arctic archipelago of Svalbard. We here present new drillcore and outcrop data and refined ...
Massive collapse of two glaciers in western Tibet in 2016 after surge-like instability 
Kääb, Andreas; Leinss, Silvan; Gilbert, Adrien; Bühler, Yves; Gascoin, Simon; Evans, S.; bartelt, perry; Berthier, Etienne; Brun, Fanny; Chao, Wei-An; Farinotti, Daniel; Gimbert, Florent; Guo, W. L.; Huggel, Christian; Kargel, Jeffrey S.; Leonard, Gregory; Tian, L.; Treichler, Désirée Silvana; Yao, Tandong (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Surges and glacier avalanches are expressions of glacier instability, and among the most dramatic phenomena in the mountain cryosphere. Until now, the catastrophic collapse of a glacier, combining the large volume of surges ...
Using climate to relate water-discharge and area in modern and ancient catchments 
Eide, Christian Haug; Muller, Reidar; Helland-Hansen, William (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Models relating sediment supply to catchment properties are important in order to use the geological record to deduce landscape evolution and interplay between tectonics and climate. Water-discharge (Qw) is an important ...
Vulnerability and resilience of the carbon exchange of a subarctic peatland to an extreme winter event 
Parmentier, Frans-Jan; Rasse, Daniel P.; Lund, Magnus; Bjerke, Jarle W.; Drake, Bert G.; Weldon, Simon Mark; Tømmervik, Hans; Hansen, Georg Heinrich (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Extreme winter events that damage vegetation are considered an important climatic cause of arctic browning—a reversal of the greening trend of the region—and possibly reduce the carbon uptake of northern ecosystems. ...
Simulating climatic mass balance, seasonal snow development and associated freshwater runoff in the Kongsfjord basin, Svalbard (1980-2016) 
Pramanik, Ankit; Van Pelt, Ward; Kohler, Jack; Schuler, Thomas (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Experimental Constraints on Forecasting the Location of Volcanic Eruptions from Pre-eruptive Surface Deformation 
Guldstrand, Frank Bo Buster; Galland, Olivier; Hallot, Erwan; Burchardt, Steffi (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Volcanic eruptions pose a threat to lives and property when volcano flanks and surroundings are densely populated. The local impact of an eruption depends firstly on its location, whether it occurs near a volcano summit, ...
Transferability of climate simulation uncertainty to hydrological impacts 
Wang, Hui-Min; Chen, Jie; Cannon, Alex J.; Xu, Chong-Yu; Chen, Hua (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Considering rapid increases in the number of climate model simulations being produced by modelling centres, it is often infeasible to use all of them in climate change impact studies. In order to thoughtfully select subsets ...
Spatial Variability in Patterns of Glacier Change across the Manaslu Range, Central Himalaya 
Robson, Benjamin Aubrey; Nuth, Christopher; Nielsen, Pål Ringkjøb; Girod, Luc Maurice Ramuntcho; Hendrick, Marijn; Dahl, Svein Olaf (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
This study assesses changes in glacier area, velocity, and geodetic mass balance for the glaciers in the Manaslu region of Nepal, a previously undocumented region of the Himalayas. We studied changes between 1970 (for ...
Evaluating the Influence of Plate Boundary Friction and Mantle Viscosity on Plate Velocities 
Osei Tutu, Anthony; Sobolev, Stephan V.; Steinberger, Bernhard; Popov, A.A.; Rogozhina, Irina (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Critical Evolution of Damage Toward System-Size Failure in Crystalline Rock 
Renard, Francois; Weiss, Jérôme; Mathiesen, Joachim; Ben-Zion, Yehuda; Kandula, Neelima; Cordonnier, Benoit (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Rock failure under shear loading conditions controls earthquake and faulting phenomena. We study the dynamics of microscale damage precursory to shear faulting in a quartz‐monzonite rock representative of crystalline rocks ...
In-situ imaging of fracture development during maturation of an organic-rich shale: Effects of heating rate and confinement 
Panahi, Hamed; Kobchenko, Maya; Meakin, Paul; Dysthe, Dag Kristian; Renard, Francois (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
The statistics and dynamics of fractures formed during the accelerated maturation of kerogen-rich shale was investigated by heating Green River Shale (R-8 unit, Piceance Basin, northwestern Colorado) core samples while 3D ...
The dinoflagellate cyst genera Achomosphaera Evitt 1963 and Spiniferites Mantell 1850 in Pliocene to modern sediments: a summary of round table discussions 
Mertens, Kenneth Neil; Van Nieuwenhove, Nicolas; Gurdebeke, Pieter R; Aydin, Hilal; Bogus, Kara; Bringué, Manuel; Dale, Barrie; De Schepper, Stijn; de Vernal, Anne; Ellegaard, Marianne; Grothe, Arjen; Gu, Haifeng; Head, Martin J.; Heikillä, Maija; Limoges, Audrey; Londeix, Laurent; Louwye, Stephen; Marret, Fabienne; Masure, Edwige; Matsuoka, Kazumi; Mudie, Peta J.; Penaud, Aurélie; Pospelova, Vera; Price, Andrea Michelle; Ribeiro, Sofia; Rochon, André; Sangiorgi, Francesca; Schreck, Michael; Torres, Vladimir; Uzar, Serdar; Versteegh, Gerard J M; Warny, Sophie; Zonneveld, Karin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
We present a summary of two round-table discussions held during two subsequent workshops in Montreal (Canada) on 16 April 2014 and Ostend (Belgium) on 8 July 2015. Five species of the genus Achomosphaera Evitt 1963 Evitt ...
Downscaling probability of long heatwaves based on seasonal mean daily maximum temperatures 
Benestad, Rasmus; van Oort, Bob; Justino, Flavio; Stordal, Frode; Parding, Kajsa; Mezghani, Abdelkader; Erlandsen, Helene B.; Sillmann, Jana; Pereira-Flores, Milton E (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
A methodology for estimating and downscaling the probability associated with the duration of heatwaves is presented and applied as a case study for Indian wheat crops. These probability estimates make use of empirical-statistical ...
Experimental investigation of airflow above waves in a horizontal pipe 
Vollestad, Petter; Ayati, Anis Awal; Angheluta, Luiza; Lacasce, Joseph Henry; Jensen, Atle (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
We investigate the effect of waves on the airflow in horizontal two-phase pipe flow. Velocity fields in the gaseous phase were acquired by particle image velocimetry (PIV), while interfacial elevation was measured with ...
Timescales of interface-coupled dissolution-precipitation reactions on carbonates 
Renard, Francois; Røyne, Anja; Putnis, Christine V (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
In the Earth's upper crust, where aqueous fluids can circulate freely, most mineral transformations are controlled by the coupling between the dissolution of a mineral that releases chemical species into the fluid and ...
Intracrystalline reaction-induced cracking in olivine evidenced by hydration and carbonation experiments 
Lafay, Romain; Montes-Hernandez, German; Renard, Francois; Vonlanthen, Pierre (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
In order to better understand the microtextural changes associated with serpentinization reactions, natural millimeter-sized olivine grains were experimentally reacted with alkaline NaOH and NaHCO3 solutions at a temperature ...
Comparison of gravimetric and mantle flow solutions for sub-lithopsheric stress modeling and their combination 
Eshagh, Mehdi; Steinberger, Bernhard; Tenzer, Robert; Tassara, Andres (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Based on Hager and O’Connell's solution to mantle flow equations, the stresses induced by mantle convection are determined using the density and viscosity structure in addition to topographic data and a plate velocity ...
Variable Melt Production Rate of the Kerguelen HotSpot Due To Long-Term Plume-Ridge Interaction 
Bredow, Eva; Steinberger, Bernhard (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
For at least 120 Myr, the Kerguelen plume has distributed enormous amounts of magmatic rocks over various igneous provinces between India, Australia, and Antarctica. Previous attempts to reconstruct the complex history of ...
Ensemble-based assimilation of fractional snow-covered area satellite retrievals to estimate the snow distribution at Arctic sites 
Aalstad, Kristoffer; Westermann, Sebastian; Schuler, Thomas; Boike, Julia; Bertino, Laurent (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
With its high albedo, low thermal conductivity and large water storing capacity, snow strongly modulates the surface energy and water balance, which makes it a critical factor in mid- to high-latitude and mountain en- ...
The role of large - scale BECCS in the pursuit of the 1.5°C target – an Earth system model perspective 
Muri, Helene (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The increasing awareness of the many damaging aspects of climate change has prompted research into ways of reducing and reversing the anthropogenic increase in carbon concentrations in the atmosphere. Most emission scenarios ...
Stylolites: A review 
Toussaint, Renaud; Aharonov, Einat; Koehn, Daniel; Gratier, Jean-Pierre; Ebner, Martin; Baud, Patrick; Rolland, Alexandra; Renard, Francois (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Stylolites are ubiquitous geo-patterns observed in rocks in the upper crust, from geological reservoirs in sedimentary rocks to deformation zones, in folds, faults, and shear zones. These rough surfaces play a major role ...
The permeability of stylolite-bearing limestone 
Heap, Michael; Reuschle, Thierry; Baud, Patrick; Renard, Francois; Iezzi, Gianluca (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Stylolites are planar features that form due to intergranular pressure solution. Due to their planar geometry and relative abundance in limestone reservoirs, their impact on regional fluid flow has attracted considerable ...
Analysis of secular ground motions in istanbul from a long-term InSAR time-series (1992-2017) 
Aslan, G; Cakir, Ziyadin; Ergintav, Semih; Lasserre, Cécile; Renard, Francois (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The identification and measurement of ground deformations in urban areas is of great importance for determining the vulnerable parts of the cities that are prone to geohazards, which is a crucial element of both sustainable ...
Effects of Confinement on Reaction-Induced Fracturing During Hydration of Periclase 
Zheng, Xiaojiao; Cordonnier, Benoit; Zhu, Wenlu; Renard, Francois; Jamtveit, Bjørn (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Hydration of a nominally dry rock can cause expansion of the solid volume, resulting in reaction‐induced fracturing and an associated increase in the porosity and permeability of the rock. We study the effect of confinement ...
Earthquake-induced transformation of the lower crust 
Jamtveit, Bjørn; Ben-Zion, Yehuda; Renard, Francois; Austrheim, Håkon Olaf (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
The structural and metamorphic evolution of the lower crust has direct effects on the lithospheric response to plate tectonic processes involved in orogeny, including subsidence of sedimentary basins, stability of deep ...
Formation of simple impact craters in layered targets: Implications for lunar crater morphology and regolith thickness 
Prieur, Nils Charles; Rolf, Tobias; Wünnemann, Kai; Werner, Stephanie C. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Impact crater morphologies vary significantly across the lunar maria. Craters with diameter less than 400 m are closely related to variations in target properties (rock strength, porosity, and layering) as well as the ...
Thaw subsidence of a Yedoma landscape in Northern Siberia, measured in situ and estimated from TerraSAR-X interferometry 
Antonova, Sofia; Sudhaus, Henriette; Strozzi, Tazio; Zwieback, Simon; Kääb, Andreas; Heim, Birgit; Langer, Moritz; Bornemann, Niko; Boike, Julia (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
In permafrost areas, seasonal freeze-thaw cycles result in upward and downward movements of the ground. For some permafrost areas, long-term downward movements were reported during the last decade. We measured seasonal and ...
Improving the Informational Value of MODIS Fractional Snow Cover Area Using Fuzzy Logic Based Ensemble Smoother Data Assimilation Frameworks 
Teweldebrhan, Aynom Tesfay; Burkhart, John; Schuler, Thomas; Xu, Chong-Yu (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Remote sensing fractional snow cover area (fSCA) has been increasingly used to get an improved estimate of the spatiotemporal distribution of snow water equivalent (SWE) through reanalysis using different data assimilation ...
Core formation, mantle differentiation and core-mantle interaction within Earth and the terrestrial planets. 
Trønnes, Reidar G; Baron, Marzena Anna; Eigenmann, Katarina R.; Guren, Marthe Grønlie; Heyn, Björn Holger; Løken, Andreas; Mohn, Chris Erik (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Response to marine cloud brightening in a multi-model ensemble 
Stjern, Camilla Weum; Muri, Helene; Ahlm, Lars; Boucher, Olivier; Cole, Jason N.S.; Ji, Duoying; Jones, Andy; Haywood, Jim M.; Kravitz, Ben; Lenton, Andrew; Moore, John C.; Niemeier, Ulrike; Phipps, Steven J.; Schmidt, Hauke; Watanabe, Shingo; Kristjansson, Jon Egill (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Here we show results from Earth system model simulations from the marine cloud brightening experiment G4cdnc of the Geoengineering Model Intercomparison Project (GeoMIP). The nine contributing models prescribe a 50 % ...
Integrating facies-based Bayesian inversion and supervised machine learning for petrofacies characterisation in the Snadd Formation of the Goliat Field, SW Barents Sea. 
Yenwongfai, Honore Dzekamelive; Mondol, Nazmul Haque; Faleide, Jan Inge; Lecomte, Isabelle; Leutscher, Johan (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Seismic petro‐facies characterization in low net‐to‐gross reservoirs with poor reservoir properties such as the Snadd Formation in the Goliat field requires a multidisciplinary approach. This is especially important when ...
Colorado Plateau Coring Project, Phase I (CPCP-I): A continuously cored, globally exportable chronology of Triassic continental environmental change from western North America 
Olsen, Paul E.; Geissman, John W.; Kent, Dennis V.; Gehrels, George E.; Mundil, Roland; Irmis, Randall B.; Lepre, Christopher; Rasmussen, Cornelia; Giesler, Dominique; Parker, William G.; Zakharova, Natalia; Kürschner, Wolfram Michael; Miller, Charlotte; Baranyi, Viktoria; Schaller, Morgan F.; Whiteside, Jessica H.; Schnurrenberger, Douglas; Noren, Anders; Shannon, Kristina Brady; O'Grady, Ryan; Colbert, Matthew W.; Maisano, Jessie; Edey, David; Kinney, Sean T.; Molina-Garza, Roberto; Bachman, Gerhard H.; Sha, Jingeng (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Phase 1 of the Colorado Plateau Coring Project (CPCP-I) recovered a total of over 850 m of stratigraphically overlapping core from three coreholes at two sites in the Early to Middle and Late Triassic age largely fluvial ...
Structural inheritance and rapid rift-length establishment in a multiphase rift: The East Greenland rift system and its Caledonian orogenic ancestry 
Rotevatn, Atle; Kristensen, Thomas Berg; Ksienzyk, Anna Katharina; Wemmer, Klaus; Henstra, Gijs Allard; Midtkandal, Ivar; Grundvåg, Sten-Andreas; Andresen, Arild (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
We investigate (i) margin‐scale structural inheritance in rifts and (ii) the time scales of rift propagation and rift length establishment, using the East Greenland rift system (EGR) as an example. To investigate the ...
Transport Variability of Very Short Lived Substances From the West Indian Ocean to the Stratosphere 
Fiehn, Alina; Quack, Birgit; Marandino, Christa A.; Krüger, Kirstin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Halogen- and sulfur-containing compounds are supersaturated in the surface ocean, which results in their emission to the atmosphere. These compounds can be transported to the stratosphere, where they impact ozone, the ...
A diverted submarine channel of Early Cretaceous age revealed by high-resolution seismic data, SW Barents Sea 
Corseri, Romain; Faleide, Thea Sveva; Faleide, Jan Inge; Midtkandal, Ivar; Serck, Christopher Sæbø; Trulsvik, Mikal; Planke, Sverre (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Mud-rich prograding sediment lobes make for most of the Barremian – Albian stratigraphic record in the SW Barents Sea. Submarine canyons and channels potentially represent key components of sediment transport from shelf ...
Basin modelling of the SW Barents Sea 
Gac, Sebastien; Hansford, Peter Anthony; Faleide, Jan Inge (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
The SW Barents Sea is an epicontinental platform consisting of N- to NNE-oriented basins separated by basement highs. The basins were formed during four distinct rift-phases in the Carboniferous, Late Permian, Late ...
Erosion-driven vertical motions of the circum Arctic: Comparative analysis of modern topography 
Medvedev, Sergei; Hartz, Ebbe Hvidegård; Faleide, Jan Inge (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Deep and complex geodynamic processes, including the effects of plumes, heat, plate tectonics, and local tectonics control the Earth’s surface. In the Arctic these deep processes are masked by extensive glaciations and ...
Holocene development of subarctic permafrost peatlands in Finnmark, northern Norway 
Kjellman, Sofia E.; Axelsson, Pia E.; Etzelmüller, Bernd; Westermann, Sebastian; Sannel, A. Britta K. (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Subarctic permafrost peatlands are important soil organic carbon pools, and improved knowledge about peat properties and peatland sensitivity to past climate change is essential when predicting future response to a warmer ...
Blue Zircon from Ratanakiri, Cambodia 
Zeug, M.; Nasdala, L.; Wanthanachaisaeng, B.; Balmer, W.A.; Corfu, Fernando; Wildner, M. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Zircon from Ratanakiri Province, north-eastern Cambodia, is well known in the gem trade for its vivid blue colour that results from heat treatment. The untreated brown material turns blue under reducing conditions at ...
The Carbon Dioxide Removal Model Intercomparison Project (CDRMIP): rationale and experimental protocol for CMIP6 
Keller, David P.; Lenton, Andrew; Scott, Vivian; Vaughan, Naomi E.; Bauer, Nico; Ji, Duoying; Jones, Chris D.; Muri, Helene; Zickfeld, Kirsten (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The recent IPCC reports state that continued anthropogenic greenhouse gas emissions are changing the climate, threatening "severe, pervasive and irreversible" impacts. Slow progress in emissions reduction to mitigate climate ...
Global streamflow and flood response to stratospheric aerosol geoengineering 
Wei, Liren; Ji, Duoying; Miao, Chiyuan; Muri, Helene; Moore, John C. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Flood risk is projected to increase under future warming climates due to an enhanced hydrological cycle. Solar geoengineering is known to reduce precipitation and slow down the hydrological cycle and may therefore be ...
Eastern Ghats Province (India)-Rayner Complex (Antarctica) accretion: Timing the event 
Nasipuri, Pritam; Corfu, Fernando; Bhattacharya, A. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
There is consensus that, at 1.0–0.9 Ga, the granulites in the Eastern Ghats Province (EGP), Eastern India, and the Rayner Complex, Antarctica, were parts of a coherently evolved crustal block. Paleogeographic reconstructions ...
Tidewater glacier surges initiated at the terminus 
Sevestre, Heidi; Benn, Doug; Luckman, Adrian; Nuth, Christopher; Köhler, Jack; Lindbäck, Katrin; Pettersson, Rickard (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
There have been numerous reports that surges of tidewater glaciers in Svalbard were initiated at the terminus and propagated up‐glacier, in contrast with downglacier‐propagating surges of land‐terminating glaciers. Most ...
Hydrothermally induced diagenesis: Evidence from shallow marine-deltaic sediments, Wilhelmøya, Svalbard 
Haile, Beyene Girma; Czarniecka, Urszula; Xi, Kelai; Smyrak-Sikora, Aleksandra; Jahren, Jens; Braathen, Alvar; Hellevang, Helge (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Sedimentary basins containing igneous intrusions within sedimentary reservoir units represent an important risk in petroleum exploration. The Upper Triassic to Lower Jurassic sediments at Wilhelmøya (Svalbard) contains ...
High Pressure Metamorphism Caused by Fluid Induced Weakening of Deep ontinental Crust 
Jamtveit, Bjørn; Moulas, Evangelos; Andersen, Torgeir Bjørge; Austrheim, Håkon Olaf; Corfu, Fernando; Petley-Ragan, Arianne Juliette; Schmalholz, Stefan Markus (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Studies of mineral equilibria in metamorphic rocks have given valuable insights into the tectonic processes operating at convergent plate margins during an orogeny. Geodynamic models simulating orogenesis and crustal ...
Evaluating consistency between the remotely sensed soil moisture and the hydrological model-simulated soil moisture in the Qujiang catchment of China 
Xiong, Lihua; Yang, Han; Zeng, Ling; Xu, Chong-Yu (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Accurate soil moisture estimation plays a crucial role in agricultural management and hydrological studies. Considering the scarcity of direct in-situ measurements, it is important to evaluate the consistency of soil ...
On the relative motions of long-lived Pacific mantle plumes 
Konrad, Kevin; Koppers, Anthony A.P.; Steinberger, Bernhard; Finlayson, Valerie A.; Konter, Jasper G.; Jackson, Matthew G. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Mantle plumes upwelling beneath moving tectonic plates generate age-progressive chains of volcanos (hotspot chains) used to reconstruct plate motion. However, these hotspots appear to move relative to each other, implying ...
Lake Tauca highstand (Heinrich Stadial 1a) driven by a southward shift of the Bolivian High 
Martin, Leo Celestin Paul; Blard, Pierre-Henri; Lavé, Jérôme; Condom, Thomas; Prémaillon, Mélody; Jomelli, Vincent; Brunstein, Daniel; Lupker, Maarten; Charreau, Julien; Mariotti, Véronique; Tibary, Bouchaïb; Team, ASTER; Davy, Emmanuel (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Heinrich events are characterized by worldwide climate modifications. Over the Altiplano endorheic basin (high tropical Andes), the second half of Heinrich Stadial 1 (HS1a) was coeval with the highstand of the giant paleolake ...
Ice-rise stratigraphy reveals changes in surface mass balance over the last millennia in Dronning Maud Land 
Goel, Vikram; Martin, Carlos; Matsuoka, Kenichi (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
We use ice flow modelling to simulate the englacial stratigraphy of Blåskimen Island, an ice rise in Dronning Maud Land and elucidate the evolution of this data-sparse region. We apply a thermo-mechanically coupled Elmer/Ice ...
Precipitation pattern in the Western Himalayas revealed by four datasets 
Li, Hong; Haugen, Jan Erik; Xu, Chong-Yu (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The timing of deglaciation and the sequence of pioneer vegetation at Ringsaker, eastern Norway – and an earthquake-triggered landslide 
Mangerud, Jan; Birks, Hilary H; Halvorsen, Lene Synnøve; Hughes, Anna L.C.; Nashoug, Ole; Nystuen, Johan Petter; Paus, Aage; Sørensen, Rolf; Svendsen, John-Inge (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
We describe a sediment sequence comprising a thick till covered by thin beds of lacustrine sediments containing pollen and plant macrofossils derived from pioneer vegetation. Four consistent radiocarbon dates on terrestrial ...
Southwest Pacific Absolute Plate Kinematic Reconstruction Reveals Major Cenozoic Tonga-Kermadec Slab Dragging 
van de Lagemaat, Suzanna H A; Van Hinsbergen, Douwe; Boschman, Lydian M.; Kamp, Peter J J; Spakman, Wim (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Tectonic plates subducting at trenches having strikes oblique to the absolute subducting plate motion undergo trench‐parallel slab motion through the mantle, recently defined as a form of “slab dragging.” We investigate ...
Origin of the Kaviro lead deposit in the Neyganan area, Lut Block, Eastern Iran: Constraints from geology, fluid inclusions, and isotope geochemistry 
Karimi Saeidabadi, Zahra; Karimpour, Mohammad Hassan; Malekzadeh Shafaroudi, Azadeh; Rahimi, Behnam; Corfu, Fernando (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
The Kaviro lead deposit is located in the Lut Block, which is an important metallogenic province in Eastern Iran (lat 34°22'N, long 57°18'E). The deposit includes ore-bearing veins and veinlets emplaced in folds and hosted ...
Characterization of Xenotime From Datas (Brazil) as a Potential Reference Material for In Situ U‐Pb Geochronology 
Vasconcelos, AD; Goncalves, Guilherme O; Lana, Cristiano; Buick, Ian S.; Kamo, Sandra L.; Corfu, Fernando; Scholz, Ricardo; Alkmim, Ana; Queiroga, Gláucia Nascimento; Nalini, Herminio A. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
This study investigatesfive megacrysts of xenotime (XN01, XN02, XN03, XN04, and XN05) aspotential reference materials (RMs) for U-Pb geochronology. These crystals belong to a 300 g xenotimeassortment, collected from alluvial ...
Forced subduction initiation recorded in the sole and crust of the Semail Ophiolite of Oman 
Guilmette, Carl; Smit, Matthijs A.; van Hinsbergen, Douwe J J; Gurer, Derya; Corfu, Fernando; Charette, Benoit; Maffione, Marco; Rabeau, Olivier; Savard, Dany (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
Subduction zones are unique to Earth and fundamental in its evolution, yet we still know little about the causes and mechanisms of their initiation. Numerical models show that far-field forcing may cause subduction initiation ...
Nonlinear viscoplasticity in ASPECT: Benchmarking and applications to subduction 
Glerum, Anne; Thieulot, Cedric; Fraters, M; Blom, Constantijn; Spakman, Wim (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
ASPECT (Advanced Solver for Problems in Earth's ConvecTion) is a massively parallel finite element code originally designed for modeling thermal convection in the mantle with a Newtonian rheology. The code is characterized ...
Modelling hydrologic impacts of light absorbing aerosol deposition on snow at the catchment scale 
Matt, Felix Nikolaus; Burkhart, John; Pietikainen, Joni-Pekka (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Light absorbing impurities in snow and ice (LAISI) originating from atmospheric deposition enhance snowmelt by increasing the absorption of shortwave radiation. The consequences are a shortening of the snow duration due ...
Climate effects of non-compliant Volkswagen diesel cars 
Tanaka, Katsumasa; Lund, Marianne Tronstad; Aamaas, Borgar; Berntsen, Terje Koren (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
On-road operations of Volkswagen light-duty diesel vehicles equipped with defeat devices cause emissions of NOx up to 40 times above emission standards. Higher on-road NOx emissions are a widespread problem not limited to ...
Contrasting temperature trends across the ice-free part of Greenland 
Westergaard-Nielsen, Andreas; Karami, Mojtaba; Hansen, Birger Ulf; Westermann, Sebastian; Elberling, Bo (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Temperature changes in the Arctic have notable impacts on ecosystem structure and functioning, on soil carbon dynamics, and on the stability of permafrost, thus affecting ecosystem functions and putting man-built infrastructure ...
Fluid flow properties of the Wilhelmøya Subgroup, a potential unconventional CO2 storage unit in central Spitsbergen 
Mulrooney, Mark Joseph; Larsen, Leif; Van Stappen, Jeroen; Rismyhr, Bjarte; Senger, Kim; Braathen, Alvar; Olaussen, Snorre; Mørk, Mai Britt Engeness; Ogata, Kei; Cnudde, Veerle (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The Upper Triassic to Middle Jurassic Wilhelmøya Subgroup forms one of the more suitable reservoir units on the Norwegian Arctic archipelago of Svalbard. The target siliciclastic storage unit, which is encountered at approx. ...
A 20-year record (1998–2017) of permafrost, active layer and meteorological conditions at a high Arctic permafrost research site (Bayelva, Spitsbergen) 
Boike, Julia; Juszak, Inge; Lange, Stephan; Chadburn, Sarah; Burke, Eleanor; Paul Overduin, Pier; Roth, Kurt; Ippisch, Olaf; Bornemann, Niko; Stern, Lielle; Gouttevin, Isabelle; Hauber, Ernst; Westermann, Sebastian (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Most permafrost is located in the Arctic, where frozen organic carbon makes it an important component of the global climate system. Despite the fact that the Arctic climate changes more rapidly than the rest of the globe, ...
A production-tagged aerosol module for earth system models, OsloAero5.3-extensions and updates for CAM5.3-Oslo 
Kirkevåg, Alf; Grini, Alf; Oliviè, Dirk Jan Leo; Seland, Øyvind; Alterskjær, Kari; Hummel, Matthias; Karset, Inger Helene H.; Lewinschal, Anna; Liu, Xiaohong; Makkonen, Risto; Bethke, Ingo; Griesfeller, Jan; Schulz, Michael; Iversen, Trond (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
We document model updates and present and discuss modeling and validation results from a further developed production-tagged aerosol module, OsloAero5.3, for use in Earth system models. The aerosol module has in this study ...
The Norwegian forecasting and warning service for rainfall- and snowmelt-induced landslides 
Krgli, Ingeborg K.; Devoli, Graziella; Colleuille, Hervé; Boje, Sren; Sund, Monica; Engen, Inger Karin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The Norwegian Water Resources and Energy Directorate (NVE) have run a national flood forecasting and warning service since 1989. In 2009, the directorate was given the responsibility of also initiating a national forecasting ...
Production and transport mechanisms of NO in the polar upper mesosphere and lower thermosphere in observations and models 
Hendrickx, Koen; Megner, Linda; Marsh, Daniel R.; Smith-Johnsen, Christine (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
A reservoir of nitric oxide (NO) in the lower thermosphere efficiently cools the atmosphere after periods of enhanced geomagnetic activity. Transport from this reservoir to the stratosphere within the winter polar vortex ...
Thermal and chemical expansion in proton ceramic electrolytes and compatible electrodes 
Løken, Andreas; Ricote, Sandrine; Wachowski, Sebastian Lech (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
This review paper focuses on the phenomenon of thermochemical expansion of two specific categories of conducting ceramics: Proton Conducting Ceramics (PCC) and Mixed Ionic-Electronic Conductors (MIEC). The theory of thermal ...
Microstructural Records of Earthquakes in the Lower Crust and Associated Fluid-Driven Metamorphism in Plagioclase-Rich Granulites 
Petley-Ragan, Arianne Juliette; Dunkel, Kristina G; Austrheim, Håkon Olaf; Ildefonse, Benoit; Jamtveit, Bjørn (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Coseismic damage associated with earthquakes in the lower continental crust is accompanied by postseismic annealing and fluid‐mediated metamorphism that influence the physical and chemical development of the continental ...
Precise DEM extraction from Svalbard using 1936 high oblique imagery 
Girod, Luc Maurice Ramuntcho; Nielsen, Niels Ivar; Couderette, Frédérique; Nuth, Christopher; Kääb, Andreas (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Stretching time series further in the past with the best possible accuracy is essential to the understanding of climate change impacts and geomorphological processes evolving on decadal-scale time spans. In the first half ...
Stabilizing effect of compositional viscosity contrasts on thermochemical piles 
Heyn, Björn H.; Conrad, Clinton Phillips; Trønnes, Reidar G (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The large low shear velocity provinces (LLSVPs) observed in the lowermost mantle are widely accepted as chemically distinct thermochemical 'piles', but their origin and long-term evolution remain poorly understood. The ...
Subglacial topography, ice thickness, and bathymetry of Kongsfjorden, northwestern Svalbard 
Katrin, Lindbäck; Kohler, Jack; Pettersson, Rickard; Nuth, Christopher; Langley, Kirsty; Messerli, Alexandra; Vallot, Dorothee; Keniche, Matsuoka; Brandt, Ola (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
Svalbard tidewater glaciers are retreating, which will affect fjord circulation and ecosystems when glacier fronts become land-terminating. Knowledge of the subglacial topography and bathymetry under retreating glaciers ...
The origin of telemarkites from the mesoproterozoic of telemark, Norway 
Gyøry, Emil; Hammer, Øyvind; Jorde, Knut; Nakrem, Hans Arne; Swajda, Michael; Domeier, Mathew (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The possible macrofossil Telemarkites enigmaticus from the Mesoproterozoic Gjuve Formation, Telemark supracrustals, southern Norway, was described by Dons in 1959. We here present finds of similar, but larger structures ...
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