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

(21)
i
2018/26
(21)
i
2009/17

Topic

area

Classification

(42)
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

(42)
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

(42)
i
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».
show more...

grid

(42)
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).
search result: 42 entries on 3 pages
LFI5 2018/26
protection forest region
forest area
altitudinal vegetation belts (NaiS; 6 classes)·degree of cover (aerial photo, 5 classes)
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
degree of cover (aerial photo, 5 classes)·altitudinal vegetation belts (NaiS; 6 classes)
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against avalanches (2022)·degree of cover (aerial photo, 5 classes)
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against channel processes (2022)·degree of cover (aerial photo, 5 classes)
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against hillslope debris flows/landslides (2022)·degree of cover (aerial photo, 5 classes)
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
LFI5 2018/26
protection forest region
forest area
protection forest against rockfall (2022)·degree of cover (aerial photo, 5 classes)
forest NFI4/NFI5
1.4 km grid, subgrids 1-5
column total, %
subtotal, %
1000 ha
search result: 42 entries on 3 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