Michael Lehning
EPFL Valais Wallis
EPFL ENAC IIE CRYOS
Route des Ronquos 86
1951 Sion
Web site: Site web: https://cryos.epfl.ch
CLIMACT
UNIL - Université de Lausanne
Vortex
1015 Lausanne
+41 21 693 80 81
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BAC 104 (Château de Bassenges)
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1015 Lausanne
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Web site: Site web: https://energycenter.epfl.ch/
Publications
Publications Infoscience
Infoscience
Flow and Snow in Complex Terrain
International Union of Geodesy and Geophysics (IUGG), Berlin, Germany, July 12-16, 2023.Intermediate complexity atmospheric modeling in complex terrain: is it right?
Frontiers In Earth Science. 2024-06-05. DOI : 10.3389/feart.2024.1388416.A seasonal snowpack model forced with dynamically downscaled forcing data resolves hydrologically relevant accumulation patterns
Frontiers In Earth Science. 2024-06-04. DOI : 10.3389/feart.2024.1393260.Influence of air flow features on alpine wind energy potential
Frontiers In Energy Research. 2024-05-24. DOI : 10.3389/fenrg.2024.1379863.Influence of sun cups on surface albedo of wet Alpine snowpack
2024-03-25. EGU23, the 25th EGU General Assembly, Vienna, Austria and Online, 23-28 April, 2023. DOI : 10.5194/egusphere-egu23-14338.The influence of sub-seasonal to seasonal atmospheric temperature variability on alpine permafrost
EGU2024.Developing, Testing, and Modeling of an Innovative Thermal Stabilization Method for Alpine Permafrost Protection
EGU2024.Snowfall deposition in mountainous terrain: a statistical downscaling scheme from high-resolution model data on simulated topographies
Frontiers In Earth Science. 2024-01-08. DOI : 10.3389/feart.2023.1308269.Impact of intercepted and sub-canopy snow microstructure on snowpack response to rain-on-snow events under a boreal canopy
The Cryosphere. 2024. DOI : 10.5194/tc-18-2783-2024.Turbulence and Heat exchange in the Near-Surface Boundary Layer over Patchy Snow
Lausanne, EPFL, 2024. DOI : 10.5075/epfl-thesis-10837.Good enough: Intermediate complexity atmospheric models improve the representation of processes affecting seasonal snow
Lausanne, EPFL, 2024. DOI : 10.5075/epfl-thesis-10825.Turbulence in the Strongly Heterogeneous Near-Surface Boundary Layer over Patchy Snow
Boundary-Layer Meteorology. 2024. DOI : 10.1007/s10546-023-00856-4.Understanding snow saltation parameterizations: lessons from theory, experiments and numerical simulations
The Cryosphere. 2024. DOI : 10.5194/tc-18-1287-2024.Aeolian snow transport induces airborne snow metamorphism with implications for snowpack physical properties
European Geosciences Union (EGU) General Assembly, Vienna, Austria, April 14-19, 2024.Using stable water isotopes to improve our understanding of snow processes across scales
European Geosciences Union (EGU) General Assembly, Vienna, Austria, April 14-19, 2024.Spatio-Temporal Dynamics of Extreme Precipitation and Dry Spells in Alpine Catchments under Changing Climatic Conditions
European Geosciences Union (EGU) General Assembly, Vienna, Austria, April 14-19, 2024.Characterizing airborne snow metamorphism using stable water isotope measurements in snow and vapor from ring wind tunnel experiments
AGU23 Annual Meeting: Wide. Open. Science., San Francisco, CA, USA, 11-15 December 2023.Southward migration of the zero-degree isotherm latitude over the Southern Ocean and the Antarctic Peninsula: Cryospheric, biotic and societal implications
Science Of The Total Environment. 2023-12-05. DOI : 10.1016/j.scitotenv.2023.168473.Inter-comparison of spatial models for high shares of renewable electricity in Switzerland
Applied Energy. 2023-11-15. DOI : 10.1016/j.apenergy.2023.121700.Determining return levels of extreme daily precipitation, reservoir inflow, and dry spells
Frontiers In Water. 2023-07-24. DOI : 10.3389/frwa.2023.1141786.Coupling of submeso-scale motion with near-surface turbulence over patchy snow cover
28th IUGG General Assembly 2023, Berlin, July 11-20, 2023.Flow and Snow in Complex Terrain: across-scale modelling for a correct surface mass balance
28th IUGG General Assembly 2023, Berlin, July 11-20, 2023.Southward shift in the zero-degree isotherm latitude (ZIL) in the Antarctic Peninsula
28th IUGG General Assembly 2023, Berlin, July 11-20, 2023.A Case Study on Drivers of the Isotopic Composition of Water Vapor at the Coast of East Antarctica
Journal Of Geophysical Research-Earth Surface. 2023-07-01. DOI : 10.1029/2023JF007062.CRYOWRF—Model Evaluation and the Effect of Blowing Snow on the Antarctic Surface Mass Balance
Journal Of Geophysical Research-Atmospheres. 2023-06-27. DOI : 10.1029/2022JD037744.A Database of Snow on Sea Ice in the Central Arctic Collected during the MOSAiC expedition
Scientific Data. 2023-06-22. DOI : 10.1038/s41597-023-02273-1.Convection of snow: when and why does it happen?
Frontiers In Earth Science. 2023-06-15. DOI : 10.3389/feart.2023.1167760.Evidence of Strong Flux Underestimation by Bulk Parametrizations During Drifting and Blowing Snow (vol 182, pg 119, 2022)
Boundary-Layer Meteorology. 2023-05-20. DOI : 10.1007/s10546-023-00809-x.Combining Weather Station Data and Short-Term LiDAR Deployment to Estimate Wind Energy Potential with Machine Learning: A Case Study from the Swiss Alps
Boundary Layer Meteorology. 2023-05-11. DOI : 10.1007/s10546-023-00808-y.Maximum Wind Energy Production (MaxWEP): Maximizing Winter Production of Energy by Exploiting Terrain Potential
2023-03-31Decentralized green energy transition promotes peace
Frontiers In Environmental Science. 2023-03-03. DOI : 10.3389/fenvs.2023.1118987.Wind conditions for snow cornice formation in a wind tunnel
Cryosphere. 2023-02-08. DOI : 10.5194/tc-17-639-2023.Reproducibility Dataset for CRYOWRF v1.0
2023-02-01.Introducing CRYOWRF v1.0: multiscale atmospheric flow simulations with advanced snow cover modelling
Geoscientific Model Development. 2023-01-30. DOI : 10.5194/gmd-16-719-2023.Constraining Latent and Sensible Heat Fluxes during Drifting and Blowing Snow Events in Antarctica using in–situ Measurements and Large–Eddy Simulations
24th Symposium on Boundary Layers and Turbulence, Denver, USA and online, January 8-12, 2023.A Case Study on Drivers of the Isotopic Composition of Water Vapour at the Coast of East Antarctica
ESS Open Archive. 2023-01-11. DOI : 10.22541/essoar.167340708.83192511/v1.Correction to: Evidence of Strong Flux Underestimation by Bulk Parametrizations During Drifting and Blowing Snow
Boundary-Layer Meteorology. 2023. DOI : 10.1007/s10546-023-00809-x.Towards a fully physical representation of snow on Arctic sea ice using a 3D snow-atmosphere model
JGR: Earth Surface. 2023. DOI : 10.22541/essoar.167898493.35163091/v2.The High-resolution Intermediate Complexity Atmospheric Research (HICAR v1.1) model enables fast dynamic downscaling to the hectometer scale
Geoscientific Model Development. 2023-09-01. DOI : 10.5194/gmd-16-5049-2023.Towards continuous measurements of snow drift and sublimation in polar environments
International Union of Geodesy and Geophysics (IUGG), Berlin, Germany, July 12-16, 2023.Snow transport in extreme environments: from small to large scale modeling
Lausanne, EPFL, 2023. DOI : 10.5075/epfl-thesis-10150.Measuring snow transport and sublimation near Princess Elisabeth Station, Antarctica
SINTER seminar, Online, 2023-10-27.Assessing sublimation during snow transport and sublimation effects on the isotopic composition of water vapor
Lausanne, EPFL, 2023. DOI : 10.5075/epfl-thesis-10139.Wind, Hail, and Climate Extremes: Modelling and Attribution Studies for Environmental Data
Lausanne, EPFL, 2023. DOI : 10.5075/epfl-thesis-11082.Spatio-Temporal Dynamics of Snow on Central Arctic Sea Ice and its Implications
Lausanne, EPFL, 2023. DOI : 10.5075/epfl-thesis-10233.A Novel Method to Quantify Near-Surface Boundary-Layer Dynamics at Ultra-High Spatio-Temporal Resolution
Boundary-Layer Meteorology. 2023. DOI : 10.1007/s10546-022-00752-3.Observations and simulations of new snow density in the drifting snow-dominated environment of Antarctica
Journal Of Glaciology. 2022-12-14. DOI : 10.1017/jog.2022.102.Fingerprints of Frontal Passages and Post-Depositional Effects in the Stable Water Isotope Signal of Seasonal Alpine Snow
Journal Of Geophysical Research-Atmospheres. 2022-11-27. DOI : 10.1029/2022JD037469.Modelling snow sublimation to improve estimates of sea level rise
Atmospheric Science Day, Lausanne, Switzerland, Novembre 10, 2022.Simulation of snow slide-off from solar panels and modelling of subsequent snow accumulation using the Material Point Method
2022-10-01Analyzing the effects of snow-atmosphere interactions on snow surface dynamics based on automated 3D laser scanning data
2022-10-01Future trends in wind resources and their consistency in the Indian sub-continent
Sustainable Energy Technologies And Assessments. 2022-10-01. DOI : 10.1016/j.seta.2022.102460.Parameterizing snow saltation: the exponential decay of the mass flux profile and its relation to the saltation dynamics
International Symposium on Snow (IGS), Davos, Switzerland, Septembre 25-30, 2022.How much snow sublimates in Extreme Environments: Quantifying blowing snow sublimation
International Glaciological Society, Davos, 26.09.2022.Considering snow depositions and transport mechanisms in meteorological analysis of predicting snow loads on buildings
Cold Regions Science And Technology. 2022-09-01. DOI : 10.1016/j.coldregions.2022.103614.Modeling the small-scale deposition of snow onto structured Arctic sea ice during a MOSAiC storm using snowBedFoam 1.0.
Geoscientific Model Development. 2022-08-29. DOI : 10.5194/gmd-15-6429-2022.Wind-Topo: Measurement-Based Deep Learning Generation of High-Resolution Wind Fields in Complex Terrain
AMS mountain meteorology, Park City, 2022-06-20.The Complexity of Alpine Weather: An Asset for the Energy Transition
AMS mountain meteorology, Park City, 2022-06-20.Snowfall and snow accumulation during the MOSAiC winter and spring seasons
Cryosphere. 2022-06-17. DOI : 10.5194/tc-16-2373-2022.Snow sublimation in Antarctica
IIE Green Days, Anzère, Switzerland, 2022-06-17.Idealized Study of a Static Electrical Field on Charged Saltating Snow Particles
Frontiers In Earth Science. 2022-06-15. DOI : 10.3389/feart.2022.880466.Climate Change Impact Assessment for Future Wind and Solar Energy Installations in India
Frontiers In Energy Research. 2022-05-11. DOI : 10.3389/fenrg.2022.859321.Water vapour fluxes above snow in conditions of drifting and blowing snow
CATCH Open Science Workshop, 2022-05-10.High-speed imaging of snow saltation: wind tunnel experiments using natural snow
EGU General Assembly 2022, Vienna, Austria, May 23-27, 2022.Towards better estimates of wind power potentials in the Alps
Applied Machine Learning Days, Lausanne, 2022-03-30.Wind-Topo: Downscaling near-surface wind fields to high-resolution topography in highly complex terrain with deep learning
Quarterly Journal Of The Royal Meteorological Society. 2022-03-29. DOI : 10.1002/qj.4265.Wind-Topo_Model
2022-03-16.TopoCLIM: rapid topography-based downscaling of regional climate model output in complex terrain v1.1
Geoscientific Model Development. 2022-03-02. DOI : 10.5194/gmd-15-1753-2022.Future water temperature of rivers in Switzerland under climate change investigated with physics-based models
Hydrology and Earth System Sciences. 2022-02-24. DOI : 10.5194/hess-26-1063-2022.SWEET-EDGE: Enabling Decentralized renewable Generation in the Alps
2022-01-28. Energy Research Talks , Disentis/Mustér, January 26-28, 2022. p. 36-38.Convection of water vapour in snowpacks
Journal Of Fluid Mechanics. 2022-01-19. DOI : 10.1017/ijm.2021.1146.Modeling Snow Saltation: The Effect of Grain Size and Interparticle Cohesion
Journal Of Geophysical Research-Atmospheres. 2022-01-16. DOI : 10.1029/2021JD035260.Preprocessing Antarctic Weather Station (AWS) data in python
2022.Risk Profiles of Impactful and Extreme Hydrological Events for Alpine Reservoirs
European Geosciences Union General Assembly 2022, Vienna, Austria, 23-27 May 2022.Reproducibility dataset for CRYOWRF validation
2022.Dataset for: Future water temperature of rivers in Switzerland under climate change investigated with physics-based models
2022.Exploring alternative possibilities for sublimation measurements over snow and ice surfaces
International Symposium on Snow, Davos, Switzerland, September 2022.Surface snow isotopic composition: Post-depositional processes in an alpine snowpack
The Cryosphere in a changing climate – A scientific symposium in the memory of Koni Steffen, Davos, Switzerland, June 23-24, 2022.Addressing impact of climate change on wind and solar energy infrastructures: the case of India
Lausanne, EPFL, 2022. DOI : 10.5075/epfl-thesis-9465.Parametrizing drifting snow sublimation in the saltation layer
EGU General Assembly 2022, Vienna, Austria, 23–27 May 2022.Water vapor transport in snowpacks
Lausanne, EPFL, 2022. DOI : 10.5075/epfl-thesis-9659.Sources of Primary Electricity Supply
2022-09-01Evidence of Strong Flux Underestimation by Bulk Parametrizations During Drifting and Blowing Snow
Boundary-Layer Meteorology. 2022. DOI : 10.1007/s10546-021-00653-x.The influence of drifting and blowing snow on surface (turbulent) mass- and energy exchange assessed with different methods
AGU Fall Meeting, New Orleans, LA & Online, 13-17 December 2021.A review in snow saltation dynamics and its implications for the surface mass balance
American Geophysical Union 2021 (AGU Fall Meeting 2021), New Orleans, LA & Online Everywhere, December 13-17, 2021.A comparison of hydrological models with different level of complexity in Alpine regions in the context of climate change
Hydrology And Earth System Sciences. 2021-12-06. DOI : 10.5194/hess-2021-562.Influence of Meteorological Conditions on Artificial Ice Reservoir (Icestupa) Evolution
Frontiers in Earth Science. 2021-11-13. DOI : 10.3389/feart.2021.771342.How important are snow transport and sublimation for the mass balance of Antarctica?
Geneva Cryosphere Hub, UN Climate Change Conference of the Parties (COP26), Geneva, Switzerland, November 1-12, 2021.100% erneuerbar – und zwar mit Köpfchen
2021-10-01.Modelling the small-scale deposition of snow onto structured Arctic sea ice during a MOSAiC storm using snowBedFoam 1.0.
Geoscientific Model Development. 2021-08-27. DOI : 10.5194/gmd-2021-254.Evaluating a prediction system for snow management
Cryosphere. 2021-08-20. DOI : 10.5194/tc-15-3949-2021.How Forward-Scattering Snow and Terrain Change the Alpine Radiation Balance With Application to Solar Panels
Journal Of Geophysical Research-Atmospheres. 2021-08-08. DOI : 10.1029/2020JD034333.The inFuence of drifting and blowing snow on surface (turbulent) mass- and energy exchange assessed with different methods
AGU Fall Meeting 2021, New Orleans, USA, December 13-17, 2021.Forward scattering of snow as a factor in local surface energy balance and winter PV production
AGU Fall Meeting 2021, New Orleans, USA, December 13-17, 2021.Similarity conditions and cube model tests of snow drift and precipitation preferential deposition patterns
Journal Of Wind Engineering And Industrial Aerodynamics. 2021-08-01. DOI : 10.1016/j.jweia.2021.104694.High resolution static data for WRF over Switzerland
2021-07-02.Synergistic optimization of renewable energy installations through evolution strategy
Environmental Research Letters. 2021-05-20. DOI : 10.1088/1748-9326/abfc75.Snowfall and snow accumulation processes during the MOSAiC winter and spring season
The Cryosphere. 2021-04-26. DOI : 10.5194/tc-2021-126.River Temperature Evolution in Switzerland over the 21st Century
EGU General Assembly 2021, Online conference, April 19-30, 2021.The effect of sublimation on snow isotopic composition
2021-02-05Enseignement & Phd
Enseignement
Environmental Sciences and Engineering
Doctorants
Asemann Patricia Lea Elisabeth, Braun Anna, Carletti Francesca, Cintas Albin Manuel, Frischholz Yael, Hames Océane, Milojevic Tatjana, Mödl Anja, Schilt Ueli, Sharaborova Elizaveta, Van Schaik Brandon Jacobus Adrianus,A dirigé les thèses EPFL de
Brauchli Tristan Jonas , Brito Melo Daniela , Comola Francesco , Crivelli Philip , Dujardin Jérôme François Sylvain , Faure Françoise , Gallice Aurélien , Gerber Franziska , Groot Zwaaftink Christine Dorothea , Grünewald Thomas , Haugeneder Michael , Jafari Mahdi , Kristianti Fanny , Krol Quirien Eibhilín , Kruyt Albertus Christiaan , Michel Adrien , Mott-Grünewald Rebecca Maria , Reynolds Dylan Stewart , Schlögl Sebastian , Sharma Varun , Sigmund Armin , Sommer Christian Gabriel , Steinkogler Walter , Wagner David Nicholas , Walter Benjamin Andreas , Wever Nander , Würzer Sebastian , Zakari Yasmine ,Cours
Physics and chemistry of the atmosphere
Ce cours est une introduction aux phénomènes physiques et chimiques gouvernant la dynamique atmosphérique à petite et grande échelle. Le cours est structuré afin de donner une compréhension en profondeur de notre atmosphère et du système climatique.
Physics and hydrology of snow
Ce cours aborde les principes de la physique et de l'hydrologie de la neige, les interactions neige-atmosphère, et de la modélisation. Le cours transmet une compréhension des processus physiques de la neige et ses interfaces (air et sol), y compris techniques de terrain, laboratoire et modélisation.