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Inventory

(8)
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2018/26
(8)
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2009/17

Topic

area

Classification

(16)
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Presence of the forest function «protection against natural hazards» according to forest plans or an assessment by the local forest service. The term «natural hazards» refers to avalanches, rockfall, landslides, landslides and channel processes. Reference: Forest Service Survey (MID 327: Spezielle Waldfunktionen)
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region

(16)
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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

(16)
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Area that meets the NFI's definition of forest in both NFI4 (2009-2017) and NFI5 (2018-2026), i.e. was either «forest without shrub forest» or «shrub forest».
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grid

(16)
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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).
search result: 16 entries on 1 page
LFI5 2018/26
protection forest region
forest area
forest function «protection against natural hazards»
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
1000 ha
LFI5 2018/26
protection forest region
forest area
forest type (3 classes)·forest function «protection against natural hazards»
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
forest without shrub forest - shrub forest·forest function «protection against natural hazards»
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI4 2009/17
protection forest region
forest area
forest function «protection against natural hazards»
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
1000 ha
LFI4 2009/17
protection forest region
forest area
forest type (3 classes)·forest function «protection against natural hazards»
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI4 2009/17
protection forest region
forest area
forest without shrub forest - shrub forest·forest function «protection against natural hazards»
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
search result: 16 entries on 1 page

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