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362 jeux de données trouvés

  • Stem discs LWF

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

    Measurement of tree ring widts in tree stem disks according to 'Bräker O.U. (1993) Anleitung zur Entnahme von Stammscheiben auf Ertragskundeflächen'

    Purpose:

    tree growth

    Dernière mise à jour: 3 septembre 2021

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  • RIT1: Processed permafrost borehole data (2690 m asl), Ritigraben, Switzerland

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

    ENVIDAT NOTE: Data currently unvailable and measures are being taken to recover and restore the data files.

    Processed ground temperature measurements at the Ritigraben...

    Dernière mise à jour: 11 mars 2022

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  • Global species distributions for mammals, reptiles, and amphibians

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

    We modelled the global distribution of 730 amphibian, 1276 reptile, and 1961 mammal species globally as a function of current climate at a 0.5° spatial resolution using four...

    Dernière mise à jour: 9 novembre 2022

    • ZIP
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    • TXT
  • Vegetation Height Model NFI

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

    A national vegetation height model was calculated for Switzerland using digital aerial images. We used the stereo aerial images acquired by the Federal Office of Topography...

    Dernière mise à jour: 12 septembre 2023

    • PDF
    • GeoTIFF
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  • Biomass of live trees

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

    Dry weight (mass) of living trees and shrubs starting at 12 cm dbh. This consists of the tree parts: roots, stemwood, branch coarse wood, brushwood/twigs and needles/leaves. The...

    Dernière mise à jour: 11 avril 2022

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  • Volume

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

    Volume of stemwood with bark of living trees and shrubs (standing and lying) starting at 12 cm dbh. This corresponds internationally to the "growing stock". The correction for bias...

    Dernière mise à jour: 11 avril 2022

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  • Processed permafrost borehole data (2394 m asl), Fluelapass A, Switzerland

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

    Processed ground temperature measurements at the Fluelapass permafrost borehole A (FLU_0102) in canton Graubunden, Switzerland. The borehole is located at 2394 m asl on a moderate...

    Dernière mise à jour: 11 mars 2022

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    • PDF
  • 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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  • ATREE forest owners survey about forest clearances offsetting in the forest

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

    In April 2020, about 1700 forest owners of the plateau region of the Canton of Berne were invited to participate in a survey (virtually all of them received a conventional...

    Dernière mise à jour: 9 février 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

    • HTML
    • PNG
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  • Passive sampling of O3 LWF

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

    Measuring air pollutants in forests is important for evaluating the risk for vegetation in areas not covered by conventional air quality monitoring networks. Ozone measurements are...

    Dernière mise à jour: 3 septembre 2021

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  • Biomass above ground of live trees

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

    Dry weight (mass) of the aboveground parts of living trees and shrubs starting at 12 cm dbh. This consists of the tree parts: stemwood, branch coarse wood, brushwood/twigs and...

    Dernière mise à jour: 11 avril 2022

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  • Number of forest plots

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

    Number of forest sample plots (Plots).

    Citation:

    _Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber M.; Keller, M.; Meile, R.; Rösler, E.; Speich,...

    Dernière mise à jour: 11 avril 2022

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  • Amount of dead wood

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

    Wood volume of all deadwood recorded according to the NFI3 method. For standing trees and shrubs starting at 12 cm dbh, the volume of stemwood reduced due to stem breakage is...

    Dernière mise à jour: 11 avril 2022

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  • Carabid beetles in forests

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

    Carabidae data from all historic up to the recent projects (21.10.2019) of WSL, collected with various methods in forests of different types.

    Version 2 ('FIDO_global_extract...

    Dernière mise à jour: 27 novembre 2019

    • TXT
    • SERVICE
  • Energy Cooperatives in Switzerland: Survey Results // Energiegenossenschaften in der Schweiz: Befragungsergebnisse

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

    Topic of Survey The data at hand on energy cooperatives in Switzerland were collected in 2016 as part of the project "Collective financing of renewable energy projects in...

    Dernière mise à jour: 1 mars 2023

    • PDF
    • SERVICE
    • CSV
  • intratrait

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

    This data set was used to test whether species specialized to high elevations or with narrow elevational ranges show more conservative (i.e. less variable) trait responses across...

    Dernière mise à jour: 26 septembre 2022

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    • CSV
  • Observed and simulated snow profile data

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

    This data set includes information on all observed and simulated snow profiles that were used to train and validate the random forest model described in Mayer et al. (2022). The RF...

    Dernière mise à jour: 21 octobre 2022

    • CSV
    • SERVICE
  • SWE2HS model calibration and validation data

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

    The data in this repository was used for the calibration and validation of the SWE2HS model in the following publication: Aschauer, J., Michel, A., Jonas, T., & Marty, C. (2023)....

    Dernière mise à jour: 28 avril 2023

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  • Yield of live bole wood

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

    Volume of stemwood at least 7 cm in diameter (limit for coarse wood) without the bark and stump that were living trees or shrubs starting at 12 cm dbh in the pre-inventory and were...

    Dernière mise à jour: 11 avril 2022

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