Selection from the list of topics

?help

your basket basket(0)

display result tabledisplay mapSelect a result from the list by clicking on one of the table or map symbols.

add to basketIf you would like to display more than one table or map at once, add it to the basket by clicking on the basket symbol. Repeat this until all tables you are interested in are selected. Afterwards open the basket and choose show all.

Filter Results

You can further limit your Results with filters. Hoovering over the info symbol i will display additional information.
Remove the filter by clicking on the filter again.

Filter Results

Inventory

(108)
i
2004/06
show more...

Topic

area

Classification

(108)
i
Proportion of the ground area covered by tree crowns according to the aerial photo interpretation – in five 20-percent classes. The percentage is calculated using the 25 grid points on the interpretation area (50 × 50 m). Reference: aerial photo interpretation
show more...

region

(108)
i
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.
show more...

evaluation area

(21)
i
Area that meets the forest definition of the NFI, i.e. is «forest without shrub forest» or «shrub forest», and can be reached on foot.
(21)
i
Forest of which less than two-thirds is covered with shrubs that can be accessed on foot.
(21)
i
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.
(21)
i
Area that meets the NFI's definition of 'forest', i.e. is «a forest without shrub forest» or «a shrub forest».
(6)
i
Accessible forest without shrub forest («a.f.w.s.f.»), i.e. forest that is less than two-thirds covered with shrubs and can be accessed on foot, which is situated in a forest that the cantons designated «protection forest» in 2022 according to the harmonised criteria of SilvaProtect-CH (Losey & Wehrli 2013).
show more...

grid

(27)
i
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).
(81)
i
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: 108 entries on 6 pages
LFI3 2004/06
protection forest region
forest area
altitudinal vegetation belts (NaiS; 6 classes)·degree of cover (aerial photo, 5 classes)
accessible forest
1.4-km grid
column total, %
subtotal, %
1000 ha
LFI3 2004/06
protection forest region
forest area
altitudinal vegetation belts (NaiS; 6 classes)·degree of cover (aerial photo, 5 classes)
accessible forest without shrub forest
1.4-km grid
column total, %
subtotal, %
1000 ha
LFI3 2004/06
protection forest region
forest area
altitudinal vegetation belts (NaiS; 6 classes)·degree of cover (aerial photo, 5 classes)
accessible forest without shrub forest NFI1-NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI3 2004/06
protection forest region
forest area
altitudinal vegetation belts (NaiS; 6 classes)·degree of cover (aerial photo, 5 classes)
forest
1.4-km grid
column total, %
subtotal, %
1000 ha
LFI3 2004/06
protection forest region
forest area
altitudinal vegetation belts (NaiS; 6 classes)·degree of cover (aerial photo, 5 classes)
protection forest (2022): a.f.w.s.f.
1.4-km grid
column total, %
subtotal, %
1000 ha
LFI3 2004/06
protection forest region
forest area
altitudinal vegetation belts (NaiS; 6 classes)·degree of cover (aerial photo, 5 classes)
protection forests (2022): accessible forest
1.4-km grid
column total, %
subtotal, %
1000 ha
search result: 108 entries on 6 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