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2 843 jeux de données trouvés

  • Net increment*

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Increment with ingrowth minus the mortality. *In the calculation no D7/tree height data were used. The values calculated like this have not been corrected for bias, but allow for...

    Dernière mise à jour: 11 avril 2022

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  • Jussy, Switzerland: Long-term forest meteorological data from the Long-term Forest Ecosystem Research Programme (LWF), from 1997 onwards

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    High quality meteorological data are needed for long-term forest ecosystem research, particularly in the light of global change. The long-term data series published here comprises...

    Dernière mise à jour: 3 décembre 2019

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  • Total timber volume

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Volume of stemwood with bark of all living and dead trees and shrubs (standing and lying) starting at 12 cm dbh. This corresponds to the sum of the volumes of growing stock and...

    Dernière mise à jour: 11 avril 2022

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  • Snowfarming data set Davos and Martell 2015

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Two data sets obtained for snow farming projects (Fluela, Davos, CH and Martell, IT) in 2015.

    The data set contains for each site:

    • 10 cm GIS raster of snow depth calculated...

    Dernière mise à jour: 31 octobre 2019

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  • Wind-Topo_model

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Wind-Topo is a statistical downscaling model for near surface wind fields especially suited for highly complex terrain.

    It is based on deep learning and was trained (calibrated)...

    Dernière mise à jour: 16 mars 2022

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  • Nutrient addition experiment at the Alpine treeline site Stillberg, Switzerland

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Background information

    The availability of nitrogen (N) and phosphorus (P) is considered to be a major factor limiting growth and productivity in terrestrial ecosystems globally....

    Dernière mise à jour: 17 avril 2023

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  • Angle of repose experiments with natural and spherical snow

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Angle of repose experiments were performed with different snow types at temperatures between -2 and -40°C. They were used to examine granular snow dynamics on the grain-scale with...

    Dernière mise à jour: 22 avril 2020

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  • Source code for: Climate change scenarios at hourly time-step over Switzerland from an enhanced temporal downscaling approach

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    This repository contains the source code of the analysis presented in the related paper. The code can be found in the following github repository:...

    Dernière mise à jour: 12 mai 2022

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  • Chironico, Switzerland: Long-term forest meteorological data from the Long-term Forest Ecosystem Research Programme (LWF), from 2000 onwards

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    High quality meteorological data are needed for long-term forest ecosystem research, particularly in the light of global change. The long-term data series published here comprises...

    Dernière mise à jour: 3 décembre 2019

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  • Yield

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh that were felled between two inventories. The correction for bias with the sample Tarif trees may be so...

    Dernière mise à jour: 11 avril 2022

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  • Total timber volume NFI1

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Volume of stemwood with bark of all living and dead trees and shrubs starting at 12 cm dbh recorded according to the NFI1 method. In NFI1 only those dead trees were recorded whose...

    Dernière mise à jour: 11 avril 2022

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  • Antarctic sea-ice freshwater fluxes associated with freezing, transport, and melting

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    This data set provides estimates of annual fresh water fluxes related to sea-ice formation from ocean freezing and snow-ice formation, sea-ice melting, lateral transport of sea ice...

    Dernière mise à jour: 9 mai 2022

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  • Snow and the water cycle in a changing climate

    EnviDat: le portail de données environnementales
    Éducation, culture et 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...

    Dernière mise à jour: 20 mai 2020

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  • Manual circumference band measurement LWF

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Tree circumference change measurements from plastic girth bands

    Purpose:

    Assessment of annual tree stem growth

    Manual Citation:

    • Dobbertin M, Neumann M, 2016: Part V:...

    Dernière mise à jour: 3 septembre 2021

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  • 10-HS Pfynwald

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Continuous measurement of soil water content at 10 and 80 cm depth (3 replications) with 10-HS soil moisture probes (Decagon Incorporation, Pullman, WA, USA).

    Purpose:...

    Dernière mise à jour: 3 septembre 2021

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  • Volume of bole wood (HG 2000)

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Wood volume of the stem without bark or stump at least 7 cm in diameter (limit of coarse wood) of all trees and shrubs starting at 12 cm dbh, based on the stem-form functions...

    Dernière mise à jour: 11 avril 2022

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  • Dendrochronological analyses of tree core samples (CATS) adjacent to LWF sites

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    There were 2 cores taken at 1.3 m height from each of 10 trees outside the LWF plot

    Purpose:

    influence of drought and nutrient availabiliy on tree growth

    Paper Citation:

    ...

    Dernière mise à jour: 3 septembre 2021

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  • Soil morphology LWF

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Description of several morphological soil properties at the beginning of the monitoring campaign. The properties were described for all genetic horizons in soil pits if possible...

    Dernière mise à jour: 3 septembre 2021

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  • Alpthal, Switzerland: Long-term forest meteorological data from the Long-term Forest Ecosystem Research Programme (LWF), from 1997 onwards

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    High quality meteorological data are needed for long-term forest ecosystem research, particularly in the light of global change. The long-term data series published here comprises...

    Dernière mise à jour: 28 septembre 2020

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  • Turbulence in The Strongly Heterogeneous Near-Surface Boundary Layer over Patchy Snow

    EnviDat: le portail de données environnementales
    Éducation, culture et sport

    Data and code for the publication. The data is raw data. Processed data can be obtained upon request.

    Dernière mise à jour: 19 juin 2023

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