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55 Datensätze gefunden

  • Forecast avalanche danger level European Alps 2011 - 2015

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    This dataset contains the data used in the publication by Techel et al., 2018 Spatial consistency and bias in avalanche forecasts - a case study in the European Alps (Nat Haz...

    Zuletzt aktualisiert: 13. Februar 2025

    • CSV
    • ZIP

  • Field observations of snow instabilities

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    This data set includes 589 snow profile observations including a rutschblock test, observations of signs of instability and an assessment of the local avalanche danger level,...

    Zuletzt aktualisiert: 17. April 2023

    • PDF
    • CSV

  • Wind crust formation: Microsoft Kinect data

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    This data sets contains the Microsoft Kinect data from 15 wind tunnel experiments on wind-packing / wind crust formation. These experiments were performed in the winter 2016/17....

    Zuletzt aktualisiert: 13. Februar 2025

    • SERVICE
    • ZIP
    • TXT

  • Snow and the water cycle in a changing climate

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    This report was prepared as one of the synthesis report chapters of the Hydro-CH2018 project of the Federal Office for the Environment (FOEN). An important feature of snow cover is...

    Zuletzt aktualisiert: 20. Mai 2020

    • SERVICE
    • PDF

  • A high-resolution snow and hydrometeorological dataset for the Dischma region in Switzerland

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    This repository contains data from the alpine Dischma watershed and its surroundings in eastern Switzerland and includes: (a) hourly hydrometeorological data with 100m spatial...

    Zuletzt aktualisiert: 22. August 2025

    • ZIP

  • SPOT6 Avalanche outlines 24 January 2018

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    Outlines of 18'737 avalanches mapped from SPOT6 satellite data over the Swiss Alps on 24 January 2018. The outlines have different attributes described in the data example key...

    Zuletzt aktualisiert: 22. August 2025

    • SHP

  • A numerical solver for heat and mass transport in snow based on FEniCS

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    This python code uses the Finite Element library FEniCS (via docker) to solve the one dimensional partial differential equations for heat and mass transfer in snow. The results are...

    Zuletzt aktualisiert: 22. Februar 2022

    • ZIP

  • Simulation parameters and outputs for towards a physically and microstructure-based equation for the evolution of the specific surface area in snow

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    In the associated study [1], evolution of randomly generated bi-continuous microstructures that resemble real snow microstructures has been investigated. The control of the ambient...

    Zuletzt aktualisiert: 4. März 2025

    • ODS

  • Meteorological data used to develop and validate the bias-detecting ensemble (BDE)

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    These data were used to drive and evaluate Jules Investigation Model (JIM) snow simulations. The data provided are the forcing data used for the "deterministic" runs as described...

    Zuletzt aktualisiert: 6. März 2025

    • TXT
    • ZIP

  • Data set on interfacial supercooling and the precipitation of hydrohalite in frozen NaCl solutions by X-ray absorption spectroscopy

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    Laboratory experiments are presented on the phase change at the surface of sodium chloride – water mixtures at temperatures between 259 K and 240 K. High selectivity to the upper...

    Zuletzt aktualisiert: 17. Juli 2020

    • TXT
    • SERVICE
    • PDF

  • Preferential deposition of snow and dust over hills: governing processes and relevant scales

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    Preferential deposition of snow and dust over complex terrain is responsible for a wide range of environmental processes, and accounts for a significant source of uncertainty in...

    Zuletzt aktualisiert: 3. Juni 2024

    • ZIP

  • GPS-derived data of SWE, HS and LWC and corresponding validation data

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    This data set includes GPS-derived snow water equivalent (SWE), snow depth (HS) and liquid water content (LWC) data for three entire snow-covered seasons (2015-2016, 2016-2017,...

    Zuletzt aktualisiert: 29. November 2019

    • CSV
    • PDF

  • IMIS Phenology Data Since 1998

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    Long-term phenological data in alpine regions are often limited to a few locations and thus, little is known about climate-change induced plant phenological shifts above the...

    Zuletzt aktualisiert: 9. April 2025

    • OCTET
    • PNG
    • XLS

  • How do stability corrections perform in the stable boundary layer over snow?

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    We used five different atmospheric turbulence datasets from four test sites, with these sites showing differences in their topographical characteristics. We chose one typical...

    Zuletzt aktualisiert: 13. Februar 2025

    • ZIP

  • Selected wet snow avalanche activity data Davos, Switzerland (2011-2014)

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    Polygons of wet snow avalanches in the Davos area, as documented by the Swiss avalanche warning service. The georeferenced outlines of the avalanches contain both the release as...

    Zuletzt aktualisiert: 13. Februar 2025

    • ZIP

  • On the compressive strength of weak snow layers of depth hoar

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    This repository hosts the experimental data accompanying our publication, “On the compressive strength of weak snow layers of depth hoar,” featured in the Journal of...

    Zuletzt aktualisiert: 19. Mai 2025

    • CSV

  • Experiments on stable water isotopes, snow metamorphism, and advection

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    Stable water isotopes (δ18O) obtained from snow and ice samples of polar regions are used to reconstruct past climate variability, but heat and mass transport processes can affect...

    Zuletzt aktualisiert: 13. Februar 2025

    • ZIP
    • TXT

  • Satellite avalanche mapping validation data

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    Validation points, validation area, ground truth coverage, SPOT 6 avalanche outlines, Sentinel-1 avalanche outlines, Sentinel-2 avalanche outlines, Davos avalanche mapping...

    Zuletzt aktualisiert: 31. Juli 2025

    • ZIP

  • Saltation of cohesive granular materials

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    The wind-driven saltation of sand and snow shapes dunes and ripples, generates dust emission, and erodes the surface of the Antarctic ice sheet. Here, we use a model based on the...

    Zuletzt aktualisiert: 31. Mai 2022

    • ZIP

  • Kinetic experiments on the oxidation of bromide by ozone from 289-245 K.

    EnviDat: das Umwelt-Datenportal
    Bildung, Kultur und Sport

    The reaction of ozone with bromide in polar regions results in the formation of reactive bromide species with impacts on ozone budget and the oxidative capacity of the lower...

    Zuletzt aktualisiert: 3. Dezember 2019

    • CSV

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