178 datasets found

  • Vegetation Height Model NFI Vegetation height model of Switzerland based on s...

    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...
  • Volume of dead wood

    Volume of stemwood with bark of all dead trees and shrubs (standing and lying) starting at 12 cm dbh. Unlike this theme , the "Amount of deadwood according to the method of...
  • Total stem number by cause of damage

    Number of all living and dead trees and shrubs starting at 12 cm dbh where a particular cause of damage (including no damage, dead or lying) was determined. One tree may have...
  • High resolution sea ice surface topography from the SIPEX-2 expedition, East ...

    This dataset comprises of a post-processed set of terrestrial laser scans (TLS’s) of Antarctic sea ice obtained during the Sea Ice Physics and Ecosystem Experiment-2 (SIPEX-2,...
  • Alpine3D simulations of future climate scenarios CH2014

    Overview The CH2014-Impacts initiative is a concerted national effort to describe impacts of climate change in Switzerland quantitatively, drawing on the scientific resources...
  • Forest area by forest function

    The forest area refers to all areas classified as forest according to NFI’s forest definition. The forest definition includes shrub forest. For each forest function (including...
  • More than one century of hydrological monitoring in two small catchments with...

    Long-term data on precipitation and runoff are essential to draw firm conclusions about the behavior and trends of hydrological catchments that may be influenced by land-use and...
  • DISCHMEX - Meteorological measurements

    Meteorological measurements recorded in the Dischma valley from 2014-2016. In 2014 and 2015 we used 11 mobile weather stations from sensorscope to record meteorological...
  • Stem number of dead wood

    Number of stems of dead trees and shrubs (standing and lying) starting at 12 cm dbh. Citation: Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer, C.; Herold-Bonardi, A.; Huber...
  • Long-term treeline research dataset at Stillberg, Davos

    Background A history of many centuries of seasonal livestock grazing of alpine pastures has significantly depressed the treeline in many European mountain ranges. Therefore,...
  • Expedition to Princess Elisabeth Antarctica Station, 2016/2017

    This dataset contains the data acquired during the expedition to Princess Elisabeth Antarctica Station in December 2016 and January 2017. The dataset consits of meterorological...
  • Volume of bole wood (HG 2010)

    Wood volume of the trunk without bark or branches at least 7 cm in diameter (limit for coarse wool) of all trees and shrubs starting at 12 cm dbh, based on the stem-form...
  • Biomass above ground of live trees

    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...
  • Total timber volume NFI1

    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...
  • Increment*

    Increase in the volume of stemwood with bark of the surviving trees and shrubs starting at 12 cm dbh between two inventories and the losses (modelled for the half period), plus...
  • Number of woody species (from 40 cm height)

    Number of species of living trees and shrubs starting at 40 cm plant height that occur within a 200 m2 sample plot. Citation: Abegg, M.; Brändli, U.-B.; Cioldi, F.; Fischer,...
  • Antarctic sea-ice freshwater fluxes associated with freezing, transport, and ...

    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...
  • Number of avalanche fatalities per calendar year in Switzerland since 1937

    This dataset contains the statistics on the number of avalanche fatalities per calendar year in Switzerland. The data collection commences with the beginning of the year 1937....
  • Basal area of dead wood NFI1

    Sum of stem cross-section areas of all dead trees in a stand at a height of 1.3 m (dbh measurement height) recorded according to the NFI1 method. Citation: Abegg, M.; Brändli,...
  • Mortality

    Volume of stemwood with bark of all trees and shrubs starting at 12 cm dbh that died or disappeared between two inventories and that were not harvested. The correction for bias...