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Inventory

(90)
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1993/95
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Topic

(90)
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All areas designated as forest according to the NFI forest definition. The forest definition includes shrub forest. The target variable "forest area" is also used when classifying the total area as forest or non-forest.
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Classification

(90)
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Area in/outside a forest that provides protection against rockfall processes which the cantons designated «protection forest» according to the harmonised criteria of SilvaProtect-CH in 2022. Reference: GIS data from FOEN, 2025
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region

(90)
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Demarcation of Switzerland used in NFI for protection forest analyses. The six protection forest regions were derived from the economic regions by combining individual regions according to natural and statistical criteria.
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evaluation area

(41)
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Forest of which less than two-thirds is covered with shrubs that can be accessed on foot.
(41)
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Forest that was less than two-thirds covered with shrubs in the five inventories NFI1 (1983-1985), NFI2 (1993-1995), NFI3 (2004-2006), NFI4 (2009-2017) and NFI5 (2018-2026) and was accessible on foot.
(8)
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Area that meets the NFI's definition of 'forest', i.e. is «a forest without shrub forest» or «a shrub forest».

grid

(41)
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Sub-grids 1, 2, 3, 4 and 5 of the field surveys on the sampling grid with a mesh size of 1.4 km (base grid).
(49)
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NFI's sampling grid with a mesh size of 1.4 km. The 1.4-km grid is the grid size covering all the previous terrestrial Inventories, which is why it is also called the base grid.
search result: 90 entries on 5 pages
LFI2 1993/95
protection forest region
forest area
protection forest against rockfall (2022)
accessible forest without shrub forest
1.4-km grid
column total, %
1000 ha
LFI2 1993/95
protection forest region
forest area
protection forest against rockfall (2022)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
1000 ha
LFI2 1993/95
protection forest region
forest area
protection forest against rockfall (2022)
forest
1.4-km grid
column total, %
1000 ha
LFI2 1993/95
protection forest region
forest area
protection forest against rockfall (2022)·basal area (standing-living - in 4 classes)
accessible forest without shrub forest
1.4-km grid
column total, %
subtotal, %
1000 ha
LFI2 1993/95
protection forest region
forest area
protection forest against rockfall (2022)·basal area (standing-living - in 4 classes)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI2 1993/95
protection forest region
forest area
protection forest against rockfall (2022)·crown closure
accessible forest without shrub forest
1.4-km grid
column total, %
subtotal, %
1000 ha
LFI2 1993/95
protection forest region
forest area
protection forest against rockfall (2022)·crown closure
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
search result: 90 entries on 5 pages

Citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory NFI. Result tables and maps of the NFI surveys 1983–2022 (NFI1, NFI2, NFI3, NFI4, NFI5.1–5) on the internet. [Published online 30.05.2023] Available from the World Wide Web <http://www.lfi.ch/resultate/> . Birmensdorf, Swiss Federal Research Institute WSL
https://doi.org/10.21258/1769925