Tristan Brauchli

ORCID: 0000-0003-3332-4995
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About
Contact & Profiles
Research Areas
  • Hydrology and Watershed Management Studies
  • Cryospheric studies and observations
  • Flood Risk Assessment and Management
  • Climate change and permafrost
  • Landslides and related hazards
  • Hydrology and Sediment Transport Processes
  • Fish Ecology and Management Studies
  • Meteorological Phenomena and Simulations
  • Environmental Monitoring and Data Management
  • Water resources management and optimization
  • Wind and Air Flow Studies
  • Clinical practice guidelines implementation
  • Complementary and Alternative Medicine Studies
  • Healthcare Systems and Reforms
  • Precipitation Measurement and Analysis
  • Global Maternal and Child Health
  • Image Enhancement Techniques
  • Air Quality Monitoring and Forecasting
  • Winter Sports Injuries and Performance
  • Urban Heat Island Mitigation
  • Water Quality Monitoring Technologies
  • Hydrology and Drought Analysis
  • Calibration and Measurement Techniques
  • Flow Measurement and Analysis
  • Reservoir Engineering and Simulation Methods

University of Lausanne
2019-2021

Centre de Recherche sur l'Environnement Alpin
2019-2021

École Polytechnique Fédérale de Lausanne
2011-2020

Abstract Snow and hydrological modeling in alpine environments remains challenging because of the complexity processes affecting mass energy balance. This study examines influence snowmelt on response a high‐alpine catchment 43.2 km 2 Swiss Alps during water year 2014–2015. Based recent advances Alpine3D , we examine how snow distributions liquid transport within snowpack runoff dynamics. By combining these results with multiscale observations (snow lysimeter, distributed depths,...

10.1002/2017wr021278 article EN Water Resources Research 2017-12-01

Abstract. Stream temperature and discharge are key hydrological variables for ecosystem water resource management particularly sensitive to climate warming. Despite the wealth of meteorological data, few studies have quantified observed stream trends in Alps. This study presents a detailed analysis 52 catchments Switzerland, country covering wide range alpine lowland regimes. The influence discharge, precipitation, air temperature, upstream lakes on temperatures their temporal is analysed...

10.5194/hess-24-115-2020 article EN cc-by Hydrology and earth system sciences 2020-01-10

In mountainous terrain, reliable snow simulations are crucial for many applications. However, except in highly instrumented research catchments, meteorological data usually limited, and so the interpolated spatial fields used to force models uncertain. Moreover, certain potentially important processes cannot presently be simulated at catchment scales using entirely physical algorithms. It is therefore often appropriate introduce empirical parameters into otherwise physically-based models....

10.1016/j.jhydrol.2021.126241 article EN cc-by Journal of Hydrology 2021-03-31

Abstract. Climate change is expected to strongly impact the hydrological and thermal regimes of Alpine rivers within coming decades. In this context, development models accounting for specific dynamics catchments appears as one promising approaches reduce our uncertainty future mountain hydrology. This paper describes improvements brought StreamFlow, an existing model stream temperature prediction built external extension physically based snow Alpine3D. StreamFlow's source code has been...

10.5194/gmd-9-4491-2016 article EN cc-by Geoscientific model development 2016-12-21

Abstract. Stream temperature is a key hydrological variable for ecosystem and water resources management particularly sensitive to climate warming. Despite the wealth of meteorological data, few studies have quantified observed stream trends in Alps. This study presents detailed analysis temperatures 52 catchments Switzerland, country covering wide range alpine lowland regimes. The influence discharge, precipitation, air upstream lakes on their temporal analysed from multi-decade seasonal...

10.5194/hess-2019-366 article EN cc-by 2019-08-20

Abstract. Climate change is expected to strongly impact the hydrological and thermal regimes of Alpine rivers within coming decades. In this context, development models accounting for specific dynamics catchments appears as a one promising approaches reduce our uncertainty on future mountain hydrology. This paper describes improvements brought StreamFlow, an existing model stream temperature prediction built external extension physically-based snow Alpine3D. StreamFlow's source code has been...

10.5194/gmd-2016-167 preprint EN cc-by 2016-08-10

Le projet MINERVE de prévision et gestion des crues en amont du Léman est aujourd’hui opérationnel. Il vise la protection contre les inondations vallée Rhône, dans cantons Valais Vaud, avec deux objectifs prioritaires. premier concerne hydrologique sur le bassin versant, pour une meilleure situations crue fonction seuils progressifs d’avis, alerte alarme. second repose préventive aménagements hydroélectriques lorsque besoin s’en fait sentir.

10.1051/lhb/2011022 article FR La Houille Blanche 2011-04-01

Abstract. In steep and complex mountainous terrain, robust simulations of snow accumulation ablation are crucial to a wide range applications, especially those related hydrology ecology. Whilst new opportunities exist integrate high-resolution spatio-temporal observations in the estimation uncertain parameters (a.k.a. “calibration” of) sophisticated, process-rich models, they have not yet been fully exploited. Here, with view towards improving representations ultimately meltwater dynamics...

10.5194/tc-2019-181 article EN cc-by 2019-09-06

Selon les donnees de l'Enquete suisse sur la sante (ESS), le canton Vaud comprend une des plus grandes proportions d'utilisateurs medecines complementaires « au cours 12 derniers mois » en Suisse (30% 2012). L'homeopathie, phytotherapie et l'acupuncture sont therapies prisees. L'auto-recours dans domaine est difficile a estimer. Sur base quelques etudes disponibles Suisse, ce phenomene parait neanmoins frequent. enquete telephonique conduite aupres d'un echantillon representatif d'adultes...

10.16908/issn.1660-7104/254 article FR 2016-01-01
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