Search legacy datasets

back

search result: 155765 entries on 6491 pages

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · cause of salvage logging · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedcause of salvage logging %± %± %± %± %± %±
inside perimetern/a84.610.0..85.75.986.32.697.12.887.62.0
insects....5.73.96.91.92.92.85.81.5
fungi............
windthrow15.410.0..5.73.94.01.5..4.31.3
snow load....2.92.82.31.1..1.90.9
avalanches......0.60.6..0.40.4
landslides............
flooding............
forest fire............
loss of vitality............
others............
total100.0...100.0.100.0.100.0.100.0.
outside perimetern/a78.41.864.91.968.12.085.21.398.00.877.10.8
insects7.31.110.11.28.81.26.50.91.00.67.30.5
fungi..0.30.20.20.2....0.10.1
windthrow13.01.522.21.620.31.73.10.60.70.512.60.6
snow load..1.10.40.90.43.00.6..1.20.2
avalanches......0.70.3..0.20.1
landslides....0.90.40.30.2..0.30.1
flooding............
forest fire......0.10.1..0.00.0
loss of vitality1.00.41.10.40.80.40.50.3..0.70.2
others0.40.30.30.2..0.50.30.30.30.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a78.51.864.91.969.21.985.41.297.90.878.00.7
insects7.11.110.11.28.61.26.60.81.20.67.20.5
fungi..0.30.20.20.2....0.10.1
windthrow13.11.522.21.619.41.73.30.60.60.411.90.6
snow load..1.10.41.10.42.90.6..1.30.2
avalanches......0.70.3..0.20.1
landslides....0.90.40.20.2..0.20.1
flooding............
forest fire......0.10.1..0.00.0
loss of vitality0.90.41.10.40.70.40.40.2..0.70.1
others0.40.30.30.2..0.40.20.30.30.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160145/146524

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · cause of salvage logging · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedcause of salvage logging1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a4.030..10.81852.2812.11779.16
insects....0.7714.1290.41005.226
fungi............
windthrow0.771..0.7712.438..3.930
snow load....0.41001.450..1.745
avalanches......0.3100..0.3100
landslides............
flooding............
forest fire............
loss of vitality............
others............
total4.727..12.61660.5712.41690.36
outside perimetern/a149.73146.93130.84216.43104.74748.61
insects13.91622.81216.91416.6141.15871.37
fungi..0.7710.4100....1.158
windthrow24.81150.2738.998.0210.771122.75
snow load..2.5381.8457.621..11.917
avalanches......1.745..1.745
landslides....1.8450.771..2.538
flooding............
forest fire......0.3100..0.3100
loss of vitality1.8452.5381.4501.450..7.122
others0.7710.771..1.4500.41003.233
total190.92226.31192.12254.22106.94970.41
totaln/a153.73146.93141.73268.62116.83827.71
insects13.91622.81217.71420.7131.45076.57
fungi..0.7710.4100....1.158
windthrow25.61150.2739.6910.4180.771126.55
snow load..2.5382.2419.019..13.616
avalanches......2.141..2.141
landslides....1.8450.771..2.538
flooding............
forest fire......0.3100..0.3100
loss of vitality1.8452.5381.4501.450..7.122
others0.7710.771..1.4500.41003.233
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160146/146525

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · cause of salvage logging · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedcause of salvage logging %± %± %± %± %± %± %±
inside perimetern/a84.610.078.65.579.56.593.03.090.94.397.12.887.52.1
insects..12.54.410.34.92.82.02.32.22.92.85.81.5
fungi..............
windthrow15.410.08.93.87.74.31.41.4....4.31.3
snow load....2.62.52.82.04.53.1..1.90.8
avalanches........2.32.2..0.40.4
landslides..............
flooding..............
forest fire..............
loss of vitality..............
others..............
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a71.01.369.12.177.82.490.12.184.12.198.00.877.10.8
insects8.80.89.11.38.71.64.91.55.41.31.00.67.40.5
fungi0.20.10.20.2........0.10.1
windthrow18.11.118.61.811.01.81.50.92.40.90.70.512.60.6
snow load0.60.20.40.31.70.70.50.56.41.4..1.20.2
avalanches..0.20.20.80.60.50.50.30.3..0.20.1
landslides..1.10.5....0.70.5..0.30.1
flooding..............
forest fire......0.50.5....0.00.0
loss of vitality1.00.31.10.5..1.50.9....0.70.2
others0.30.20.20.2..0.50.50.70.50.30.30.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a71.11.370.12.078.02.390.91.784.91.997.90.878.00.7
insects8.70.89.51.38.91.64.41.25.01.21.20.67.20.5
fungi0.20.10.20.2........0.10.1
windthrow18.01.117.61.710.71.71.50.72.10.80.60.411.90.6
snow load0.60.20.40.31.80.71.10.66.21.3..1.30.2
avalanches..0.20.20.70.50.40.40.60.4..0.20.1
landslides..0.90.4....0.60.4..0.20.1
flooding..............
forest fire......0.40.4....0.00.0
loss of vitality1.00.30.90.4..1.10.6....0.70.1
others0.30.20.20.2..0.40.40.60.40.30.30.30.1
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160147/146526

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · main type of harvest · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regionmain type of harvest1000 ha± %1000 ha± %1000 ha± %
Western Juraskidder2.935114.63117.43
forwarder0.410021.11221.412
mobile tower yarder0.7713.9304.627
cable crane..2.1412.141
helicopter0.7711.1581.845
others..1.4501.450
total4.627144.22148.92
Eastern Juraskidder..24.9924.99
forwarder..20.61120.611
mobile tower yarder..0.8700.870
cable crane..0.8700.870
helicopter......
others......
total..47.0347.03
Western Plateauskidder..32.4732.47
forwarder..14.81414.814
mobile tower yarder......
cable crane......
helicopter......
others......
total..47.2447.24
Central Plateauskidder..52.6452.64
forwarder..14.31314.313
mobile tower yarder..1.2501.250
cable crane..0.31000.3100
helicopter..0.31000.3100
others......
total..68.7268.72
Eastern Plateauskidder..77.9477.94
forwarder..28.61028.610
mobile tower yarder..2.1412.141
cable crane..0.7710.771
helicopter......
others..0.7710.771
total..110.12110.12
Western Pre-Alpsskidder1.15817.81218.911
forwarder..3.0343.034
mobile tower yarder1.9449.61811.516
cable crane..5.2255.225
helicopter..2.2402.240
others..0.41000.4100
total2.93538.1541.14
Central Pre-Alpsskidder0.77150.2650.96
forwarder0.41002.2402.537
mobile tower yarder1.15816.11417.213
cable crane2.2407.5219.718
helicopter2.53710.41812.916
others..1.4501.450
total6.82287.8394.72
Eastern Pre-Alpsskidder1.15737.5738.67
forwarder..5.0265.026
mobile tower yarder..7.9207.920
cable crane1.45010.01811.416
helicopter0.41005.0265.425
others..0.7710.771
total2.93566.1368.93
Northwestern Alpsskidder2.14014.31416.513
forwarder..0.7710.771
mobile tower yarder2.9359.61812.515
cable crane3.23310.01813.215
helicopter2.1409.31811.416
others..0.41000.4100
total10.41744.3654.74
Central Alpsskidder0.7704.5275.225
forwarder......
mobile tower yarder0.31003.8294.127
cable crane2.4372.1404.526
helicopter1.4496.9208.318
others......
total4.82517.31122.18
Northeastern Alpsskidder1.4496.1237.520
forwarder..0.41000.4100
mobile tower yarder1.1572.5373.630
cable crane1.4498.2199.717
helicopter2.1404.3276.422
others..1.1571.157
total6.12222.6928.76
Southwestern Alpsskidder3.13322.01225.111
forwarder..2.7352.735
mobile tower yarder10.31813.01523.311
cable crane3.1336.9229.918
helicopter7.92023.71131.69
others..1.0581.058
total24.41169.3593.73
Southeastern Alpsskidder2.83527.11029.910
forwarder..4.9264.926
mobile tower yarder3.53116.91420.412
cable crane6.72236.1942.88
helicopter2.53816.81419.313
others..1.8451.845
total15.514103.63119.03
Southern Alpsskidder1.15814.21515.215
forwarder0.41005.3255.625
mobile tower yarder1.4507.8219.219
cable crane3.93024.11128.010
helicopter5.72554.8760.56
others..0.7710.771
total12.416106.94119.33
Switzerlandskidder17.014496.02512.92
forwarder1.158123.45124.45
mobile tower yarder23.11295.36118.55
cable crane24.312114.15138.45
helicopter25.312134.85160.14
others..9.6199.619
total90.86973.211063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160148/146527

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
inside perimeterless than 10 years ago23.011.7..35.64.723.95.229.77.58.24.527.22.8
11-20 years ago46.213.8..16.33.614.94.432.47.78.14.518.62.4
21-30 years ago23.011.7..8.72.88.93.52.72.710.85.18.91.8
31-40 years ago....18.33.89.03.513.55.610.85.113.22.1
41-50 years ago7.77.4..9.62.98.93.52.72.75.43.77.71.7
over 50 years ago....11.53.134.35.818.96.456.78.224.32.7
total100.0...100.0.100.0.100.0.100.0.100.0.
outside perimeterless than 10 years ago57.42.276.21.644.11.823.93.229.23.013.11.949.00.9
11-20 years ago17.21.713.91.319.61.411.12.320.22.67.21.515.80.7
21-30 years ago14.71.65.90.911.31.16.11.812.22.16.21.49.70.6
31-40 years ago4.91.01.40.48.01.04.41.55.91.55.51.35.00.4
41-50 years ago2.70.71.30.44.50.711.72.45.91.58.81.64.40.4
over 50 years ago3.10.81.40.412.51.242.83.726.62.959.32.816.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago56.62.276.21.643.11.723.92.729.22.812.51.847.10.8
11-20 years ago17.91.713.91.319.21.312.12.121.92.57.31.416.00.7
21-30 years ago14.91.65.90.911.01.16.91.610.91.96.71.39.60.5
31-40 years ago4.80.91.40.49.21.05.71.56.91.56.11.35.70.4
41-50 years ago2.90.71.30.45.10.710.92.05.51.48.41.54.70.4
over 50 years ago3.00.81.40.412.41.140.53.125.52.659.02.716.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160149/146528

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterless than 10 years ago1.158..13.1165.5243.9301.15824.612
11-20 years ago2.241..6.0243.4314.2281.15816.914
21-30 years ago1.158..3.2332.1410.41001.4508.121
31-40 years ago....6.7232.1411.8441.45012.017
41-50 years ago0.4100..3.5312.1410.41000.7717.022
over 50 years ago....4.3297.9202.5377.52122.112
total4.727..36.9922.91113.11613.21690.86
outside perimeterless than 10 years ago105.94193.42122.5514.71424.41114.315475.22
11-20 years ago31.71035.4954.386.82216.9137.821153.05
21-30 years ago27.01114.91531.3103.83010.2186.82393.96
31-40 years ago9.0203.53122.3122.7354.9266.02448.68
41-50 years ago5.0263.23312.4177.2214.9269.61942.49
over 50 years ago5.8253.53134.81026.41022.21264.76157.44
total184.52253.91277.7261.6583.64109.24970.61
totalless than 10 years ago107.04193.42135.6420.21228.31015.315499.92
11-20 years ago33.9935.4960.4710.31721.2128.919169.94
21-30 years ago28.11114.91534.5105.82410.6188.220102.06
31-40 years ago9.0203.53129.1114.8266.7227.42160.67
41-50 years ago5.4263.23316.0159.3195.32510.31849.48
over 50 years ago5.8253.53139.1934.2824.71172.25179.54
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160150/146529

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantontime of last treatment (classes of 10 years) %± %± %±
AGless than 10 years ago..83.53.383.53.3
11-20 years ago..10.72.810.72.8
21-30 years ago..0.80.80.80.8
31-40 years ago..2.51.42.51.4
41-50 years ago..1.71.21.71.2
over 50 years ago..0.80.80.80.8
total..100.0.100.0.
AIless than 10 years ago..58.314.546.713.2
11-20 years ago33.328.025.012.826.711.7
21-30 years ago..8.38.26.76.6
31-40 years ago66.727.9..13.39.0
41-50 years ago......
over 50 years ago..8.38.26.76.6
total100.0.100.0.100.0.
ARless than 10 years ago..54.210.352.010.1
11-20 years ago100.0.29.29.432.09.5
21-30 years ago..12.56.912.06.6
31-40 years ago......
41-50 years ago......
over 50 years ago..4.24.24.04.0
total100.0.100.0.100.0.
BEless than 10 years ago36.67.558.02.456.12.3
11-20 years ago26.96.916.41.817.31.7
21-30 years ago9.74.610.61.510.51.4
31-40 years ago12.25.15.31.15.91.1
41-50 years ago9.74.62.80.83.40.8
over 50 years ago4.93.46.91.26.81.2
total100.0.100.0.100.0.
BL/BSless than 10 years ago..59.87.159.87.1
11-20 years ago..19.25.819.25.8
21-30 years ago..12.84.912.84.9
31-40 years ago..6.03.46.03.4
41-50 years ago..2.12.12.12.1
over 50 years ago......
total..100.0.100.0.
FRless than 10 years ago66.727.362.64.762.74.6
11-20 years ago..11.23.110.93.0
21-30 years ago..7.52.67.32.5
31-40 years ago33.327.36.52.47.32.5
41-50 years ago..5.62.25.52.2
over 50 years ago..6.52.46.42.3
total100.0.100.0.100.0.
GEless than 10 years ago..62.922.362.922.3
11-20 years ago..37.122.337.122.3
21-30 years ago......
31-40 years ago......
41-50 years ago......
over 50 years ago......
total..100.0.100.0.
GLless than 10 years ago60.015.629.08.236.67.6
11-20 years ago..25.87.919.56.2
21-30 years ago10.09.616.16.714.65.6
31-40 years ago20.012.86.54.59.84.7
41-50 years ago..9.75.47.34.1
over 50 years ago10.09.612.96.112.25.2
total100.0.100.0.100.0.
GRless than 10 years ago21.55.527.32.426.52.2
11-20 years ago25.05.819.32.120.12.0
21-30 years ago10.74.111.91.711.81.6
31-40 years ago16.14.97.41.48.61.4
41-50 years ago1.81.85.41.24.91.1
over 50 years ago25.05.828.72.428.22.2
total100.0.100.0.100.0.
JUless than 10 years ago50.035.563.65.263.35.2
11-20 years ago..7.12.86.92.7
21-30 years ago50.035.521.24.521.94.4
31-40 years ago..4.62.34.52.2
41-50 years ago..1.21.21.21.2
over 50 years ago..2.41.72.31.6
total100.0.100.0.100.0.
LUless than 10 years ago50.035.553.54.553.44.5
11-20 years ago..22.03.821.73.7
21-30 years ago..17.23.416.93.4
31-40 years ago50.035.54.91.95.62.1
41-50 years ago......
over 50 years ago..2.41.42.41.4
total100.0.100.0.100.0.
NEless than 10 years ago33.327.471.54.970.24.9
11-20 years ago66.727.316.04.117.84.2
21-30 years ago..10.03.49.63.3
31-40 years ago......
41-50 years ago......
over 50 years ago..2.41.72.31.6
total100.0.100.0.100.0.
NWless than 10 years ago33.327.828.612.329.411.3
11-20 years ago33.327.842.913.541.212.2
21-30 years ago..7.17.05.95.8
31-40 years ago......
41-50 years ago......
over 50 years ago33.327.821.411.223.510.5
total100.0.100.0.100.0.
OWless than 10 years ago40.022.150.17.449.17.0
11-20 years ago..13.15.011.84.6
21-30 years ago..6.33.65.73.2
31-40 years ago..8.74.27.93.8
41-50 years ago20.018.14.43.05.93.3
over 50 years ago40.022.117.45.619.65.6
total100.0.100.0.100.0.
SGless than 10 years ago30.014.549.64.448.24.3
11-20 years ago20.012.720.53.620.43.5
21-30 years ago10.09.511.82.911.72.8
31-40 years ago20.012.73.91.75.11.9
41-50 years ago10.09.52.41.42.91.4
over 50 years ago10.09.511.82.911.72.8
total100.0.100.0.100.0.
SHless than 10 years ago..63.98.063.98.0
11-20 years ago..19.46.719.46.7
21-30 years ago..13.95.813.95.8
31-40 years ago......
41-50 years ago......
over 50 years ago..2.82.82.82.8
total..100.0.100.0.
SOless than 10 years ago..59.05.459.05.4
11-20 years ago..18.14.218.14.2
21-30 years ago..12.03.612.03.6
31-40 years ago..2.41.72.41.7
41-50 years ago..6.02.66.02.6
over 50 years ago..2.41.72.41.7
total..100.0.100.0.
SZless than 10 years ago33.319.344.66.243.75.9
11-20 years ago16.715.312.34.112.74.0
21-30 years ago16.715.310.83.911.33.8
31-40 years ago16.715.36.23.07.03.1
41-50 years ago..10.83.99.93.6
over 50 years ago16.715.315.44.515.54.3
total100.0.100.0.100.0.
TGless than 10 years ago..69.75.569.75.5
11-20 years ago..18.54.718.54.7
21-30 years ago..11.83.911.83.9
31-40 years ago......
41-50 years ago......
over 50 years ago......
total..100.0.100.0.
TIless than 10 years ago8.75.913.52.213.12.1
11-20 years ago4.34.35.31.45.21.4
21-30 years ago4.34.34.91.44.91.3
31-40 years ago8.75.95.21.45.51.4
41-50 years ago8.75.99.81.99.71.8
over 50 years ago65.39.961.23.161.63.0
total100.0.100.0.100.0.
URless than 10 years ago44.416.738.28.439.57.5
11-20 years ago11.110.517.86.616.45.7
21-30 years ago......
31-40 years ago11.110.517.86.616.45.7
41-50 years ago22.213.92.92.96.93.9
over 50 years ago11.110.523.27.320.76.2
total100.0.100.0.100.0.
VDless than 10 years ago10.09.554.63.252.83.2
11-20 years ago30.014.518.72.519.22.5
21-30 years ago20.012.78.91.99.41.9
31-40 years ago10.09.56.41.66.51.6
41-50 years ago20.012.73.81.24.51.3
over 50 years ago10.09.57.61.77.71.7
total100.0.100.0.100.0.
VSless than 10 years ago23.95.126.33.125.72.6
11-20 years ago14.14.111.92.312.42.0
21-30 years ago8.43.35.91.76.61.5
31-40 years ago9.93.64.91.56.21.5
41-50 years ago9.93.511.92.311.41.9
over 50 years ago33.85.639.13.437.72.9
total100.0.100.0.100.0.
ZGless than 10 years ago..76.911.976.911.9
11-20 years ago..15.410.415.410.4
21-30 years ago..7.77.77.77.7
31-40 years ago......
41-50 years ago......
over 50 years ago......
total..100.0.100.0.
ZHless than 10 years ago..74.13.774.13.7
11-20 years ago..15.43.015.43.0
21-30 years ago..7.02.17.02.1
31-40 years ago..2.81.42.81.4
41-50 years ago..0.70.70.70.7
over 50 years ago......
total..100.0.100.0.
Switzerlandless than 10 years ago27.22.849.10.947.20.9
11-20 years ago18.42.415.70.715.90.7
21-30 years ago9.01.89.60.69.60.5
31-40 years ago13.12.15.00.45.70.4
41-50 years ago7.71.74.40.44.70.4
over 50 years ago24.52.716.20.616.90.6
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #160151/146530

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %
AGless than 10 years ago..40.7540.75
11-20 years ago..5.2265.226
21-30 years ago..0.41000.4100
31-40 years ago..1.2571.257
41-50 years ago..0.8700.870
over 50 years ago..0.41000.4100
total..48.7248.72
AIless than 10 years ago..2.3302.330
11-20 years ago0.31001.0541.345
21-30 years ago..0.31000.3100
31-40 years ago0.669..0.669
41-50 years ago......
over 50 years ago..0.31000.3100
total1.0543.9174.811
ARless than 10 years ago..4.2204.220
11-20 years ago0.31002.2332.630
21-30 years ago..1.0551.055
31-40 years ago......
41-50 years ago......
over 50 years ago..0.31000.3100
total0.31007.768.05
BEless than 10 years ago5.22685.9591.05
11-20 years ago3.83024.31128.110
21-30 years ago1.45015.71417.113
31-40 years ago1.7457.9209.618
41-50 years ago1.4504.1295.525
over 50 years ago0.77110.31811.017
total14.115148.22162.32
BL/BSless than 10 years ago..11.41311.413
11-20 years ago..3.7313.731
21-30 years ago..2.4392.439
31-40 years ago..1.1581.158
41-50 years ago..0.41000.4100
over 50 years ago......
total..19.1619.16
FRless than 10 years ago0.77025.0825.88
11-20 years ago..4.5284.528
21-30 years ago..3.0343.034
31-40 years ago0.41002.6373.034
41-50 years ago..2.2402.240
over 50 years ago..2.6372.637
total1.15740.0441.13
GEless than 10 years ago..1.4481.448
11-20 years ago..0.8710.871
21-30 years ago......
31-40 years ago......
41-50 years ago......
over 50 years ago......
total..2.2342.234
GLless than 10 years ago2.3393.5315.822
11-20 years ago..3.1333.133
21-30 years ago0.41001.9432.339
31-40 years ago0.8700.8701.549
41-50 years ago..1.2571.257
over 50 years ago0.41001.5491.943
total3.92911.91215.88
GRless than 10 years ago4.22933.5937.79
11-20 years ago4.92623.71128.610
21-30 years ago2.14114.61516.714
31-40 years ago3.1339.11912.216
41-50 years ago0.31006.6237.022
over 50 years ago4.92635.2940.18
total19.613122.83142.33
JUless than 10 years ago0.410021.0921.49
11-20 years ago..2.3402.340
21-30 years ago0.41007.0217.420
31-40 years ago..1.5501.550
41-50 years ago..0.41000.4100
over 50 years ago..0.8700.870
total0.87033.1333.93
LUless than 10 years ago0.310020.7921.09
11-20 years ago..8.5188.518
21-30 years ago..6.7206.720
31-40 years ago0.31001.9402.237
41-50 years ago......
over 50 years ago..0.9570.957
total0.67038.7339.33
NEless than 10 years ago0.310018.9819.28
11-20 years ago0.6704.2264.924
21-30 years ago..2.6342.634
31-40 years ago......
41-50 years ago......
over 50 years ago..0.6700.670
total1.05726.4527.44
NWless than 10 years ago0.41001.5461.940
11-20 years ago0.41002.3362.732
21-30 years ago..0.41000.4100
31-40 years ago......
41-50 years ago......
over 50 years ago0.41001.2551.546
total1.2555.4176.513
OWless than 10 years ago0.7708.6169.315
11-20 years ago..2.2392.239
21-30 years ago..1.1571.157
31-40 years ago..1.5491.549
41-50 years ago0.41000.7701.157
over 50 years ago0.7703.0333.729
total1.94317.2619.04
SGless than 10 years ago1.15722.81023.810
11-20 years ago0.7709.41810.118
21-30 years ago0.41005.4255.824
31-40 years ago0.7701.8442.537
41-50 years ago0.41001.1571.450
over 50 years ago0.41005.4255.824
total3.63145.9549.54
SHless than 10 years ago..8.2138.213
11-20 years ago..2.5342.534
21-30 years ago..1.8421.842
31-40 years ago......
41-50 years ago......
over 50 years ago..0.41000.4100
total..12.8312.83
SOless than 10 years ago..18.5918.59
11-20 years ago..5.7245.724
21-30 years ago..3.8313.831
31-40 years ago..0.8700.870
41-50 years ago..1.9441.944
over 50 years ago..0.8700.870
total..31.4431.44
SZless than 10 years ago0.77010.51511.215
11-20 years ago0.41002.9343.332
21-30 years ago0.41002.5362.934
31-40 years ago0.41001.4491.844
41-50 years ago..2.5362.536
over 50 years ago0.41003.6304.028
total2.24023.5625.75
TGless than 10 years ago..14.6814.68
11-20 years ago..3.9253.925
21-30 years ago..2.5342.534
31-40 years ago......
41-50 years ago......
over 50 years ago......
total..21.0421.04
TIless than 10 years ago0.77111.81712.516
11-20 years ago0.41004.7275.026
21-30 years ago0.41004.3284.727
31-40 years ago0.7714.6275.325
41-50 years ago0.7718.6209.319
over 50 years ago5.42553.7659.06
total8.32087.6495.94
URless than 10 years ago1.3494.3265.722
11-20 years ago0.31002.0402.437
21-30 years ago......
31-40 years ago0.31002.0402.437
41-50 years ago0.7700.31001.057
over 50 years ago0.31002.6343.031
total3.03111.41414.311
VDless than 10 years ago0.410048.8749.27
11-20 years ago1.15816.71417.913
21-30 years ago0.8718.0218.720
31-40 years ago0.41005.7256.124
41-50 years ago0.8713.4334.230
over 50 years ago0.41006.8237.222
total3.83189.4393.23
VSless than 10 years ago5.82418.21324.011
11-20 years ago3.4318.22011.716
21-30 years ago2.1414.1286.223
31-40 years ago2.4383.4315.824
41-50 years ago2.4378.22010.617
over 50 years ago8.22027.11035.38
total24.41169.3593.73
ZGless than 10 years ago..4.3184.318
11-20 years ago..0.9680.968
21-30 years ago..0.41000.4100
31-40 years ago......
41-50 years ago......
over 50 years ago......
total..5.695.69
ZHless than 10 years ago..37.4537.45
11-20 years ago..7.8207.820
21-30 years ago..3.5313.531
31-40 years ago..1.4491.449
41-50 years ago..0.41000.4100
over 50 years ago......
total..50.4250.42
Switzerlandless than 10 years ago24.612478.02502.62
11-20 years ago16.714152.85169.54
21-30 years ago8.12193.56101.76
31-40 years ago11.91748.8860.67
41-50 years ago7.02242.9949.98
over 50 years ago22.112157.64179.74
total90.46973.611064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #160152/146531

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years) %± %± %± %± %± %±
inside perimeterless than 10 years ago23.111.7..37.18.229.13.48.74.827.12.8
11-20 years ago46.113.8..20.06.818.32.98.64.718.62.4
21-30 years ago23.111.7..2.92.88.62.111.45.48.91.8
31-40 years ago....22.97.113.22.68.64.713.22.1
41-50 years ago7.77.4..5.73.98.62.15.73.97.71.7
over 50 years ago....11.45.422.33.157.18.424.42.7
total100.0...100.0.100.0.100.0.100.0.
outside perimeterless than 10 years ago59.72.174.41.753.52.230.51.712.61.949.10.9
11-20 years ago16.41.614.81.417.81.718.21.47.01.515.80.7
21-30 years ago13.81.56.41.011.61.49.51.16.31.49.70.6
31-40 years ago4.60.91.70.56.01.07.21.05.61.35.00.4
41-50 years ago2.90.71.10.43.00.77.51.09.01.64.40.4
over 50 years ago2.70.71.70.58.11.227.01.659.62.816.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago58.82.174.41.752.52.130.31.512.21.847.20.9
11-20 years ago17.21.614.81.418.01.618.31.37.11.416.00.7
21-30 years ago14.01.56.41.011.11.39.41.06.81.49.60.5
31-40 years ago4.50.91.70.57.01.18.40.95.91.35.70.4
41-50 years ago3.00.71.10.43.20.77.70.98.61.54.60.4
over 50 years ago2.60.71.70.58.31.226.11.559.32.716.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160153/146532

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterless than 10 years ago1.158..4.72817.6141.15824.512
11-20 years ago2.241..2.53811.1171.15816.814
21-30 years ago1.158..0.41005.2261.4508.121
31-40 years ago....2.9358.0211.15811.917
41-50 years ago0.4100..0.7715.2260.7717.022
over 50 years ago....1.45013.5167.12222.012
total4.727..12.61660.5712.41690.36
outside perimeterless than 10 years ago113.94168.33102.7577.6613.516476.02
11-20 years ago31.41033.41034.21046.487.421152.85
21-30 years ago26.31114.41522.31224.2126.72394.06
31-40 years ago8.8203.93011.51718.3136.02448.58
41-50 years ago5.5262.5385.82519.0139.61942.39
over 50 years ago5.1263.93015.51568.6763.76156.84
total190.92226.31192.12254.22106.94970.41
totalless than 10 years ago115.04168.33107.4495.2514.515500.42
11-20 years ago33.61033.41036.8957.478.520169.74
21-30 years ago27.41114.41522.71229.4108.120102.16
31-40 years ago8.8203.93014.41526.3117.02260.47
41-50 years ago5.8252.5386.52324.21210.31849.38
over 50 years ago5.1263.93016.91482.1670.86178.84
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160154/146533

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years) %± %± %± %± %± %± %±
inside perimeterless than 10 years ago23.111.737.56.538.57.823.95.125.06.58.74.827.22.8
11-20 years ago46.213.819.65.315.45.814.14.127.36.78.64.718.72.4
21-30 years ago23.111.77.13.47.74.38.43.36.83.811.45.48.91.8
31-40 years ago..14.34.720.56.59.93.618.25.88.64.713.22.1
41-50 years ago7.77.410.74.17.74.39.93.52.32.25.73.97.71.7
over 50 years ago..10.74.110.34.933.85.620.56.157.18.424.32.7
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimeterless than 10 years ago67.81.448.52.345.72.926.33.130.92.712.61.949.10.9
11-20 years ago15.51.118.21.819.82.311.92.320.32.37.01.515.70.7
21-30 years ago9.70.911.01.411.21.85.91.711.91.96.31.49.70.6
31-40 years ago3.00.57.81.25.41.34.91.57.51.55.61.35.00.4
41-50 years ago1.90.43.60.94.71.211.92.35.41.39.01.64.40.4
over 50 years ago2.10.410.81.413.42.039.13.424.12.559.62.816.20.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totalless than 10 years ago67.31.447.32.244.82.725.72.630.12.512.21.847.20.9
11-20 years ago15.81.118.41.719.32.112.42.021.22.27.11.416.00.7
21-30 years ago9.80.910.61.310.81.76.61.511.21.76.81.49.60.5
31-40 years ago3.00.58.51.27.11.46.21.58.91.55.91.35.70.4
41-50 years ago1.90.44.40.95.01.211.41.95.01.28.61.54.60.4
over 50 years ago2.10.410.81.413.01.837.72.923.62.359.32.716.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160155/146534

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assignedtime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeterless than 10 years ago1.1587.6225.2255.8243.9301.15824.612
11-20 years ago2.2414.0302.1413.4314.2281.15816.914
21-30 years ago1.1581.4501.0582.1411.1581.4508.121
31-40 years ago..2.9352.8352.4382.8351.15811.917
41-50 years ago0.41002.2411.0582.4370.41000.7717.022
over 50 years ago..2.2411.4508.2203.2337.12222.012
total4.72820.21313.41524.41115.51412.41690.56
outside perimeterless than 10 years ago282.9282.6547.1718.21332.0913.516476.32
11-20 years ago64.7731.01020.4128.22021.0127.421152.95
21-30 years ago40.4918.81311.5174.12812.3166.72393.86
31-40 years ago12.51713.3165.5253.4317.7216.02448.58
41-50 years ago7.9216.1244.8268.2205.6259.61942.39
over 50 years ago8.92018.41313.81527.11024.91163.76156.84
total417.41170.22103.2369.35103.63106.94970.61
totalless than 10 years ago284.0290.2552.3724.01135.9914.515500.92
11-20 years ago66.9735.0922.51111.71625.3118.520169.84
21-30 years ago41.5920.21312.6166.22313.3168.120101.96
31-40 years ago12.51716.2148.3205.82410.5187.02260.57
41-50 years ago8.2218.3205.92410.6176.02410.31849.38
over 50 years ago8.92020.61315.21435.3828.11070.86178.94
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160156/146535

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiontime of last treatment (classes of 10 years) %± %± %±
Western Juraless than 10 years ago23.011.757.72.556.62.4
11-20 years ago46.313.816.31.817.31.9
21-30 years ago23.011.715.11.815.41.8
31-40 years ago..5.01.14.81.0
41-50 years ago7.77.42.70.82.90.8
over 50 years ago..3.20.93.10.9
total100.0.100.0.100.0.
Eastern Juraless than 10 years ago..66.54.366.54.3
11-20 years ago..16.83.416.83.4
21-30 years ago..9.32.79.32.7
31-40 years ago..3.21.63.21.6
41-50 years ago..3.41.73.41.7
over 50 years ago..0.80.80.80.8
total..100.0.100.0.
Western Plateauless than 10 years ago..73.94.173.94.1
11-20 years ago..9.52.79.52.7
21-30 years ago..5.22.15.22.1
31-40 years ago..3.51.73.51.7
41-50 years ago..4.41.94.41.9
over 50 years ago..3.51.73.51.7
total..100.0.100.0.
Central Plateauless than 10 years ago..71.83.071.83.0
11-20 years ago..17.72.617.72.6
21-30 years ago..7.81.87.81.8
31-40 years ago......
41-50 years ago......
over 50 years ago..2.71.12.71.1
total..100.0.100.0.
Eastern Plateauless than 10 years ago..76.32.476.32.4
11-20 years ago..14.62.014.62.0
21-30 years ago..5.81.35.81.3
31-40 years ago..2.30.92.30.9
41-50 years ago..0.60.50.60.5
over 50 years ago..0.30.30.30.3
total..100.0.100.0.
Western Pre-Alpsless than 10 years ago62.317.248.54.949.54.8
11-20 years ago..15.53.614.43.3
21-30 years ago..10.73.19.92.8
31-40 years ago25.115.410.73.111.73.1
41-50 years ago12.611.84.92.15.42.2
over 50 years ago..9.72.99.02.7
total100.0.100.0.100.0.
Central Pre-Alpsless than 10 years ago31.610.756.73.254.93.1
11-20 years ago26.310.117.62.418.22.4
21-30 years ago5.35.111.42.011.01.9
31-40 years ago10.57.16.11.56.41.5
41-50 years ago5.35.11.60.81.90.8
over 50 years ago21.19.46.51.67.61.6
total100.0.100.0.100.0.
Eastern Pre-Alpsless than 10 years ago25.015.351.93.750.83.6
11-20 years ago25.015.319.52.919.72.9
21-30 years ago..12.42.411.92.3
31-40 years ago50.017.73.21.35.21.6
41-50 years ago..3.81.43.61.3
over 50 years ago..9.22.18.82.0
total100.0.100.0.100.0.
Northwestern Alpsless than 10 years ago34.58.832.34.232.73.8
11-20 years ago20.77.521.83.721.63.3
21-30 years ago10.35.710.52.810.42.5
31-40 years ago13.86.48.92.69.82.4
41-50 years ago13.86.46.42.27.82.2
over 50 years ago6.94.720.23.617.73.1
total100.0.100.0.100.0.
Central Alpsless than 10 years ago42.913.334.06.735.96.0
11-20 years ago14.39.416.15.215.74.6
21-30 years ago7.16.94.02.84.72.6
31-40 years ago7.16.914.15.012.64.2
41-50 years ago14.39.46.03.47.83.4
over 50 years ago14.39.425.96.223.35.3
total100.0.100.0.100.0.
Northeastern Alpsless than 10 years ago41.212.036.56.137.55.4
11-20 years ago11.87.823.85.421.34.6
21-30 years ago11.87.812.74.212.53.7
31-40 years ago17.69.34.82.77.53.0
41-50 years ago5.95.76.33.16.22.7
over 50 years ago11.87.815.94.615.04.0
total100.0.100.0.100.0.
Southwestern Alpsless than 10 years ago23.95.126.33.125.72.6
11-20 years ago14.14.111.92.312.42.0
21-30 years ago8.43.35.91.76.61.5
31-40 years ago9.93.64.91.56.21.5
41-50 years ago9.93.511.92.311.41.9
over 50 years ago33.85.639.13.437.72.9
total100.0.100.0.100.0.
Southeastern Alpsless than 10 years ago25.06.530.92.730.12.5
11-20 years ago27.36.720.32.321.22.2
21-30 years ago6.83.811.91.911.21.7
31-40 years ago18.25.87.51.58.91.5
41-50 years ago2.32.25.41.35.01.2
over 50 years ago20.56.124.12.523.62.3
total100.0.100.0.100.0.
Southern Alpsless than 10 years ago8.74.812.61.912.21.8
11-20 years ago8.64.77.01.57.11.4
21-30 years ago11.45.46.31.46.81.4
31-40 years ago8.64.75.61.35.91.3
41-50 years ago5.73.99.01.68.61.5
over 50 years ago57.18.459.62.859.32.7
total100.0.100.0.100.0.
Switzerlandless than 10 years ago27.22.849.00.947.20.9
11-20 years ago18.62.415.70.716.00.7
21-30 years ago8.91.89.70.69.60.5
31-40 years ago13.32.15.00.45.70.4
41-50 years ago7.71.74.40.44.70.4
over 50 years ago24.32.716.10.616.80.6
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160157/146536

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 10 years ago1.15883.1584.25
11-20 years ago2.24123.51125.711
21-30 years ago1.15821.81222.912
31-40 years ago..7.1227.122
41-50 years ago0.41003.9304.329
over 50 years ago..4.6274.627
total4.627144.22148.92
Eastern Juraless than 10 years ago..31.2731.27
11-20 years ago..7.9217.921
21-30 years ago..4.4294.429
31-40 years ago..1.5501.550
41-50 years ago..1.6491.649
over 50 years ago..0.41000.4100
total..47.0347.03
Western Plateauless than 10 years ago..34.9734.97
11-20 years ago..4.5294.529
21-30 years ago..2.5402.540
31-40 years ago..1.6491.649
41-50 years ago..2.1442.144
over 50 years ago..1.6491.649
total..47.2447.24
Central Plateauless than 10 years ago..49.3549.35
11-20 years ago..12.21512.215
21-30 years ago..5.3245.324
31-40 years ago......
41-50 years ago......
over 50 years ago..1.9401.940
total..68.7268.72
Eastern Plateauless than 10 years ago..84.0484.04
11-20 years ago..16.11416.114
21-30 years ago..6.4236.423
31-40 years ago..2.5372.537
41-50 years ago..0.7710.771
over 50 years ago..0.41000.4100
total..110.12110.12
Western Pre-Alpsless than 10 years ago1.84418.51120.311
11-20 years ago..5.9245.924
21-30 years ago..4.1294.129
31-40 years ago0.7704.1294.826
41-50 years ago0.41001.9442.240
over 50 years ago..3.7303.730
total2.93538.1541.14
Central Pre-Alpsless than 10 years ago2.24049.8652.06
11-20 years ago1.84415.41417.213
21-30 years ago0.410010.01810.418
31-40 years ago0.7715.4256.124
41-50 years ago0.41001.4501.844
over 50 years ago1.4505.7247.222
total6.82287.8394.72
Eastern Pre-Alpsless than 10 years ago0.77134.3835.08
11-20 years ago0.77112.91513.615
21-30 years ago..8.2208.220
31-40 years ago1.4502.1403.631
41-50 years ago..2.5372.537
over 50 years ago..6.1236.123
total2.93566.1368.93
Northwestern Alpsless than 10 years ago3.63114.31417.912
11-20 years ago2.1409.61811.816
21-30 years ago1.1574.6275.724
31-40 years ago1.4503.9295.425
41-50 years ago1.4502.9354.328
over 50 years ago0.7718.9199.718
total10.41744.3654.74
Central Alpsless than 10 years ago2.1405.9237.919
11-20 years ago0.7702.8343.531
21-30 years ago0.31000.7701.057
31-40 years ago0.31002.4372.834
41-50 years ago0.7701.0571.744
over 50 years ago0.7704.5265.224
total4.82517.31122.18
Northeastern Alpsless than 10 years ago2.5378.21910.716
11-20 years ago0.7705.4246.123
21-30 years ago0.7702.9343.630
31-40 years ago1.1571.1572.140
41-50 years ago0.41001.4491.844
over 50 years ago0.7703.6304.327
total6.12222.6928.76
Southwestern Alpsless than 10 years ago5.82418.21324.011
11-20 years ago3.4318.22011.716
21-30 years ago2.1414.1286.223
31-40 years ago2.4383.4315.824
41-50 years ago2.4378.22010.617
over 50 years ago8.22027.11035.38
total24.41169.3593.73
Southeastern Alpsless than 10 years ago3.93032.0935.99
11-20 years ago4.22821.01225.311
21-30 years ago1.15812.31613.316
31-40 years ago2.8357.72110.518
41-50 years ago0.41005.6256.024
over 50 years ago3.23324.91128.110
total15.514103.63119.03
Southern Alpsless than 10 years ago1.15813.51614.515
11-20 years ago1.1587.4218.520
21-30 years ago1.4506.7238.120
31-40 years ago1.1586.0247.022
41-50 years ago0.7719.61910.318
over 50 years ago7.12263.7670.86
total12.416106.94119.33
Switzerlandless than 10 years ago24.712477.32502.02
11-20 years ago16.914152.95169.84
21-30 years ago8.12194.06102.16
31-40 years ago12.01749.0861.07
41-50 years ago7.02242.8949.98
over 50 years ago22.012157.14179.24
total90.86973.211063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160158/146537

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of mixture %± %± %± %± %± %± %±
inside perimetern/a....5.82.33.12.12.72.72.72.73.91.2
pure conifer forest23.211.7..52.94.985.04.391.94.586.55.670.02.8
mixed conifer forest61.513.5..20.23.97.53.2..5.43.714.02.2
mixed broadleaf forest15.410.0..13.53.3......6.31.5
pure broadleaf forest....7.72.64.52.55.43.75.43.75.81.5
total100.0...100.0.100.0.100.0.100.0.100.0.
outside perimetern/a1.00.43.10.63.90.71.10.81.70.81.00.62.40.3
pure conifer forest24.41.926.21.647.41.868.33.584.82.326.42.539.70.9
mixed conifer forest26.21.925.21.620.21.412.82.55.91.56.81.419.40.7
mixed broadleaf forest21.11.813.91.311.81.25.51.71.70.87.81.512.40.6
pure broadleaf forest27.32.031.61.716.81.312.22.45.91.558.02.826.10.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a1.00.43.10.64.10.71.60.81.80.81.20.62.60.3
pure conifer forest24.41.926.21.648.01.772.92.885.72.132.92.542.30.8
mixed conifer forest27.01.925.21.620.21.311.32.05.11.36.71.319.00.7
mixed broadleaf forest21.01.813.91.312.01.14.01.31.50.77.01.411.90.6
pure broadleaf forest26.71.931.61.715.71.210.11.95.91.452.32.724.30.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160159/146538

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a....2.1410.7710.41000.41003.532
pure conifer forest1.158..19.51319.51212.01611.41763.57
mixed conifer forest2.935..7.4221.744..0.77112.717
mixed broadleaf forest0.771..5.027......5.725
pure broadleaf forest....2.8351.0580.7710.7715.326
total4.727..36.9922.91113.11613.21690.86
outside perimetern/a1.8457.82110.8180.7711.4501.15823.512
pure conifer forest45.0866.56131.6442.1770.9528.910385.02
mixed conifer forest48.3864.0756.177.9205.0267.421188.74
mixed broadleaf forest38.9935.4932.6103.4311.4508.520120.35
pure broadleaf forest50.4780.3646.687.5215.02663.36253.13
total184.52253.91277.7261.6583.64109.24970.61
totaln/a1.8457.82112.9171.4501.8441.45027.111
pure conifer forest46.1866.56151.1461.6582.9440.38448.52
mixed conifer forest51.2764.0763.679.6185.0268.120201.44
mixed broadleaf forest39.6935.4937.693.4311.4508.520126.05
pure broadleaf forest50.4780.3649.488.6195.72564.06258.43
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160160/146539

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of mixture %± %± %±
AGn/a..2.51.42.51.4
pure conifer forest..15.73.315.73.3
mixed conifer forest..15.73.315.73.3
mixed broadleaf forest..19.03.619.03.6
pure broadleaf forest..47.14.547.14.5
total..100.0.100.0.
AIn/a......
pure conifer forest66.727.966.714.066.712.5
mixed conifer forest33.328.033.314.033.312.5
mixed broadleaf forest......
pure broadleaf forest......
total100.0.100.0.100.0.
ARn/a......
pure conifer forest100.0.41.710.244.010.1
mixed conifer forest..41.710.240.09.9
mixed broadleaf forest..12.56.912.06.6
pure broadleaf forest..4.24.24.04.0
total100.0.100.0.100.0.
BEn/a9.94.73.00.83.60.9
pure conifer forest51.27.842.32.443.02.3
mixed conifer forest24.36.724.02.124.12.0
mixed broadleaf forest14.65.511.31.511.61.5
pure broadleaf forest..19.41.917.71.8
total100.0.100.0.100.0.
BL/BSn/a..2.12.12.12.1
pure conifer forest..10.74.610.74.6
mixed conifer forest..10.74.610.74.6
mixed broadleaf forest..15.05.315.05.3
pure broadleaf forest..61.67.261.67.2
total..100.0.100.0.
FRn/a33.327.35.62.26.42.3
pure conifer forest33.327.342.04.841.84.7
mixed conifer forest33.327.315.03.515.53.5
mixed broadleaf forest..13.13.312.73.2
pure broadleaf forest..24.34.223.74.1
total100.0.100.0.100.0.
GEn/a......
pure conifer forest......
mixed conifer forest..21.019.921.019.9
mixed broadleaf forest......
pure broadleaf forest..79.019.979.019.9
total..100.0.100.0.
GLn/a10.09.63.23.24.93.4
pure conifer forest60.015.622.67.631.77.3
mixed conifer forest10.09.625.87.922.06.5
mixed broadleaf forest......
pure broadleaf forest20.012.848.49.041.57.7
total100.0.100.0.100.0.
GRn/a1.81.82.00.72.00.7
pure conifer forest85.74.775.52.376.92.1
mixed conifer forest3.62.58.01.47.41.3
mixed broadleaf forest1.81.83.41.03.20.9
pure broadleaf forest7.13.411.11.710.61.5
total100.0.100.0.100.0.
JUn/a..2.41.72.31.6
pure conifer forest..16.54.016.14.0
mixed conifer forest100.0.24.74.726.54.7
mixed broadleaf forest..19.94.319.44.3
pure broadleaf forest..36.55.235.75.1
total100.0.100.0.100.0.
LUn/a..4.11.84.01.8
pure conifer forest50.035.551.94.551.84.5
mixed conifer forest50.035.521.23.721.73.7
mixed broadleaf forest..11.32.911.22.8
pure broadleaf forest..11.52.911.32.9
total100.0.100.0.100.0.
NEn/a......
pure conifer forest33.327.438.85.438.65.3
mixed conifer forest33.327.440.05.439.85.3
mixed broadleaf forest33.327.48.83.29.63.3
pure broadleaf forest..12.43.712.03.6
total100.0.100.0.100.0.
NWn/a......
pure conifer forest33.327.835.713.135.311.8
mixed conifer forest33.327.814.39.617.69.4
mixed broadleaf forest..21.411.217.69.4
pure broadleaf forest33.327.828.612.329.411.3
total100.0.100.0.100.0.
OWn/a..6.33.65.73.2
pure conifer forest40.022.145.77.445.27.0
mixed conifer forest20.018.119.65.919.65.6
mixed broadleaf forest20.018.119.65.919.65.6
pure broadleaf forest20.018.18.74.29.84.2
total100.0.100.0.100.0.
SGn/a..3.91.73.61.6
pure conifer forest50.015.829.14.030.74.0
mixed conifer forest20.012.726.03.925.63.7
mixed broadleaf forest20.012.715.03.215.33.1
pure broadleaf forest10.09.526.03.924.83.7
total100.0.100.0.100.0.
SHn/a..2.82.82.82.8
pure conifer forest..16.76.316.76.3
mixed conifer forest..22.27.022.27.0
mixed broadleaf forest..30.67.830.67.8
pure broadleaf forest..27.87.527.87.5
total..100.0.100.0.
SOn/a..1.21.21.21.2
pure conifer forest..6.02.66.02.6
mixed conifer forest..18.14.218.14.2
mixed broadleaf forest..33.75.233.75.2
pure broadleaf forest..41.05.441.05.4
total..100.0.100.0.
SZn/a..3.12.22.82.0
pure conifer forest33.319.346.16.245.15.9
mixed conifer forest33.319.324.65.425.45.2
mixed broadleaf forest16.715.315.44.515.54.3
pure broadleaf forest16.715.310.83.911.33.8
total100.0.100.0.100.0.
TGn/a..1.41.41.41.4
pure conifer forest..22.85.022.85.0
mixed conifer forest..35.65.735.65.7
mixed broadleaf forest..11.83.911.83.9
pure broadleaf forest..28.55.428.55.4
total..100.0.100.0.
TIn/a4.34.30.40.40.70.5
pure conifer forest82.67.920.02.625.42.7
mixed conifer forest4.34.36.51.66.31.5
mixed broadleaf forest..7.41.76.71.5
pure broadleaf forest8.75.965.73.060.83.0
total100.0.100.0.100.0.
URn/a..2.92.92.32.3
pure conifer forest66.715.849.88.653.37.7
mixed conifer forest22.213.917.86.618.76.0
mixed broadleaf forest11.110.514.56.113.85.3
pure broadleaf forest..14.96.211.85.0
total100.0.100.0.100.0.
VDn/a..2.61.02.41.0
pure conifer forest60.015.536.03.137.03.1
mixed conifer forest20.012.725.02.824.82.8
mixed broadleaf forest20.012.716.92.417.02.4
pure broadleaf forest..19.52.618.72.5
total100.0.100.0.100.0.
VSn/a2.92.01.00.71.50.7
pure conifer forest83.04.464.93.469.62.8
mixed conifer forest8.43.312.42.311.41.9
mixed broadleaf forest1.41.46.41.75.11.3
pure broadleaf forest4.22.415.32.512.42.0
total100.0.100.0.100.0.
ZGn/a..15.410.415.410.4
pure conifer forest..23.112.123.112.1
mixed conifer forest..30.813.230.813.2
mixed broadleaf forest..15.410.415.410.4
pure broadleaf forest..15.410.415.410.4
total..100.0.100.0.
ZHn/a..2.11.22.11.2
pure conifer forest..21.73.521.73.5
mixed conifer forest..26.63.726.63.7
mixed broadleaf forest..18.23.218.23.2
pure broadleaf forest..31.53.931.53.9
total..100.0.100.0.
Switzerlandn/a3.91.22.40.32.60.3
pure conifer forest69.92.939.20.941.80.8
mixed conifer forest14.02.219.30.718.80.7
mixed broadleaf forest6.21.512.60.612.00.6
pure broadleaf forest6.01.526.50.824.80.8
total100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #160161/146540

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantondegree of mixture1000 ha± %1000 ha± %1000 ha± %
AGn/a..1.2571.257
pure conifer forest..7.6217.621
mixed conifer forest..7.6217.621
mixed broadleaf forest..9.3199.319
pure broadleaf forest..22.91022.910
total..48.7248.72
AIn/a......
pure conifer forest0.6692.6273.222
mixed conifer forest0.31001.3451.639
mixed broadleaf forest......
pure broadleaf forest......
total1.0543.9174.811
ARn/a......
pure conifer forest0.31003.2253.523
mixed conifer forest..3.2253.225
mixed broadleaf forest..1.0551.055
pure broadleaf forest..0.31000.3100
total0.31007.768.05
BEn/a1.4504.4275.824
pure conifer forest7.22162.6669.86
mixed conifer forest3.43135.6939.08
mixed broadleaf forest2.14116.81418.813
pure broadleaf forest..28.81028.810
total14.115148.22162.32
BL/BSn/a..0.41000.4100
pure conifer forest..2.0432.043
mixed conifer forest..2.0432.043
mixed broadleaf forest..2.9362.936
pure broadleaf forest..11.71311.713
total..19.1619.16
FRn/a0.41002.2402.637
pure conifer forest0.410016.81217.212
mixed conifer forest0.41006.0236.423
mixed broadleaf forest..5.2255.225
pure broadleaf forest..9.7179.717
total1.15740.0441.13
GEn/a......
pure conifer forest......
mixed conifer forest..0.51000.5100
mixed broadleaf forest......
pure broadleaf forest..1.7431.743
total..2.2342.234
GLn/a0.41000.41000.870
pure conifer forest2.3392.7365.024
mixed conifer forest0.41003.1333.531
mixed broadleaf forest......
pure broadleaf forest0.8705.8226.520
total3.92911.91215.88
GRn/a0.31002.4382.835
pure conifer forest16.81492.74109.54
mixed conifer forest0.7719.81810.518
mixed broadleaf forest0.31004.2294.527
pure broadleaf forest1.45013.61515.015
total19.613122.83142.33
JUn/a..0.8700.870
pure conifer forest..5.5255.525
mixed conifer forest0.8708.2199.018
mixed broadleaf forest..6.6226.622
pure broadleaf forest..12.11512.115
total0.87033.1333.93
LUn/a..1.6441.644
pure conifer forest0.310020.1920.49
mixed conifer forest0.31008.2188.518
mixed broadleaf forest..4.4254.425
pure broadleaf forest..4.5264.526
total0.67038.7339.33
NEn/a......
pure conifer forest0.310010.21410.614
mixed conifer forest0.310010.61410.914
mixed broadleaf forest0.31002.3372.634
pure broadleaf forest..3.3303.330
total1.05726.4527.44
NWn/a......
pure conifer forest0.41001.9402.336
mixed conifer forest0.41000.8691.255
mixed broadleaf forest..1.2551.255
pure broadleaf forest0.41001.5461.940
total1.2555.4176.513
OWn/a..1.1571.157
pure conifer forest0.7707.8178.616
mixed conifer forest0.41003.4313.729
mixed broadleaf forest0.41003.4313.729
pure broadleaf forest0.41001.5491.943
total1.94317.2619.04
SGn/a..1.8451.845
pure conifer forest1.84413.41515.214
mixed conifer forest0.77011.91612.715
mixed broadleaf forest0.7706.9227.621
pure broadleaf forest0.410011.91612.315
total3.63145.9549.54
SHn/a..0.41000.4100
pure conifer forest..2.1382.138
mixed conifer forest..2.8322.832
mixed broadleaf forest..3.9263.926
pure broadleaf forest..3.6273.627
total..12.8312.83
SOn/a..0.41000.4100
pure conifer forest..1.9441.944
mixed conifer forest..5.7245.724
mixed broadleaf forest..10.61610.616
pure broadleaf forest..12.91412.914
total..31.4431.44
SZn/a..0.7700.770
pure conifer forest0.77010.91511.614
mixed conifer forest0.7705.8236.521
mixed broadleaf forest0.41003.6304.028
pure broadleaf forest0.41002.5362.934
total2.24023.5625.75
TGn/a..0.31000.3100
pure conifer forest..4.8224.822
mixed conifer forest..7.5167.516
mixed broadleaf forest..2.5342.534
pure broadleaf forest..6.0196.019
total..21.0421.04
TIn/a0.41000.41000.771
pure conifer forest6.82217.61324.411
mixed conifer forest0.41005.7256.024
mixed broadleaf forest..6.4236.423
pure broadleaf forest0.77157.6658.36
total8.32087.6495.94
URn/a..0.31000.3100
pure conifer forest2.0395.7227.618
mixed conifer forest0.7702.0402.734
mixed broadleaf forest0.31001.7442.039
pure broadleaf forest..1.7441.744
total3.03111.41414.311
VDn/a..2.3402.340
pure conifer forest2.34032.2934.59
mixed conifer forest0.87122.41223.111
mixed broadleaf forest0.87115.11515.914
pure broadleaf forest..17.51417.514
total3.83189.4393.23
VSn/a0.7710.7711.450
pure conifer forest20.21245.0765.25
mixed conifer forest2.1418.61910.617
mixed broadleaf forest0.31004.5274.826
pure broadleaf forest1.05810.61711.716
total24.41169.3593.73
ZGn/a..0.9680.968
pure conifer forest..1.3531.353
mixed conifer forest..1.7441.744
mixed broadleaf forest..0.9680.968
pure broadleaf forest..0.9680.968
total..5.695.69
ZHn/a..1.1571.157
pure conifer forest..10.91610.916
mixed conifer forest..13.41413.414
mixed broadleaf forest..9.2189.218
pure broadleaf forest..15.91315.913
total..50.4250.42
Switzerlandn/a3.63223.71227.211
pure conifer forest63.27381.52444.72
mixed conifer forest12.717187.74200.44
mixed broadleaf forest5.625122.25127.85
pure broadleaf forest5.426258.43263.83
total90.46973.611064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #160162/146541

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of mixture %± %± %± %± %± %±
inside perimetern/a....8.54.73.51.42.92.83.91.2
pure conifer forest23.011.7..48.68.574.83.385.75.969.92.9
mixed conifer forest61.613.5..20.06.810.92.45.73.914.12.2
mixed broadleaf forest15.410.0..14.35.95.11.7..6.31.5
pure broadleaf forest....8.64.75.71.85.73.95.81.5
total100.0...100.0.100.0.100.0.100.0.
outside perimetern/a1.30.52.80.64.10.92.20.51.00.62.40.3
pure conifer forest22.91.825.91.748.62.263.21.826.22.539.60.9
mixed conifer forest25.21.925.31.722.31.813.11.26.91.519.50.8
mixed broadleaf forest20.81.814.51.412.41.46.50.97.31.512.40.6
pure broadleaf forest29.62.031.51.812.61.415.01.358.62.826.10.8
total100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a1.30.52.80.64.40.92.40.51.20.62.50.3
pure conifer forest22.91.825.91.748.62.165.41.632.42.642.20.9
mixed conifer forest26.11.925.31.722.21.712.71.16.81.419.00.7
mixed broadleaf forest20.71.814.51.412.51.46.30.86.51.311.90.6
pure broadleaf forest28.92.031.51.812.31.413.21.153.12.724.30.8
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160163/146542

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a....1.1582.1410.41003.532
pure conifer forest1.158..6.12445.3810.71863.17
mixed conifer forest2.935..2.5386.6230.77112.717
mixed broadleaf forest0.771..1.8453.133..5.625
pure broadleaf forest....1.1583.5310.7715.226
total4.727..12.61660.5712.41690.36
outside perimetern/a2.6386.3237.9215.6251.15823.412
pure conifer forest43.8858.7793.45160.6428.010384.43
mixed conifer forest48.2857.3742.9833.3107.421189.04
mixed broadleaf forest39.8932.71023.81216.6147.821120.75
pure broadleaf forest56.6771.4624.21238.1962.66252.83
total190.92226.31192.12254.22106.94970.41
totaln/a2.6386.3239.0207.7211.45027.011
pure conifer forest44.9858.7799.55205.8338.78447.52
mixed conifer forest51.1757.3745.4839.898.120201.74
mixed broadleaf forest40.5932.71025.61119.7137.821126.35
pure broadleaf forest56.6771.4625.21141.6963.36258.03
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160164/146543

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of mixture %± %± %± %± %± %± %±
inside perimetern/a..8.93.82.62.52.92.02.32.22.92.83.91.2
pure conifer forest23.211.753.66.756.47.983.04.484.15.585.75.970.02.8
mixed conifer forest61.513.519.65.320.56.58.43.32.32.25.73.914.02.2
mixed broadleaf forest15.410.014.34.710.34.91.41.42.32.2..6.31.5
pure broadleaf forest..3.62.510.34.94.22.49.14.35.73.95.81.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
outside perimetern/a2.10.44.20.93.91.21.00.71.70.81.00.62.40.3
pure conifer forest24.61.352.12.336.82.864.93.479.92.326.22.539.70.9
mixed conifer forest25.31.318.91.826.22.612.42.37.81.66.91.519.40.7
mixed broadleaf forest17.31.111.41.513.01.96.41.72.70.97.31.512.40.6
pure broadleaf forest30.71.413.31.620.12.315.32.57.81.658.62.826.00.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
totaln/a2.10.44.70.93.71.11.50.71.80.71.20.62.60.3
pure conifer forest24.61.352.32.239.12.769.62.880.52.232.42.642.30.8
mixed conifer forest25.71.318.91.725.62.411.41.97.11.46.81.419.00.7
mixed broadleaf forest17.31.111.71.412.71.85.11.32.70.96.51.311.90.6
pure broadleaf forest30.31.312.31.418.92.112.42.08.01.553.12.724.30.8
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160165/146544

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtect, modelled and assigneddegree of mixture1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimetern/a..1.8450.31000.7710.41000.41003.632
pure conifer forest1.15810.8187.62120.21213.01610.71863.47
mixed conifer forest2.9354.0302.8352.1410.41000.77112.717
mixed broadleaf forest0.7712.9351.4500.31000.4100..5.725
pure broadleaf forest..0.7711.4501.0581.4500.7715.226
total4.72820.21313.41524.41115.51412.41690.56
outside perimetern/a8.9207.2224.0300.7711.8451.15823.712
pure conifer forest102.7588.7538.0845.0782.8528.010385.12
mixed conifer forest105.5532.11027.1108.6198.1207.421188.84
mixed broadleaf forest72.3619.51313.4154.5272.8357.821120.35
pure broadleaf forest128.1522.71220.71210.6178.12062.66252.83
total417.41170.22103.2369.35103.63106.94970.61
totaln/a8.9209.0204.4291.4502.1411.45027.211
pure conifer forest103.7599.5545.6765.2595.8438.78448.52
mixed conifer forest108.4536.1929.81010.6178.4208.120201.54
mixed broadleaf forest73.0622.41214.8144.8263.2337.821125.95
pure broadleaf forest128.1523.41222.11211.7169.51963.36258.13
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160166/146545

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiondegree of mixture %± %± %±
Western Juran/a..1.00.51.00.5
pure conifer forest23.311.826.52.226.42.2
mixed conifer forest61.413.528.22.229.22.2
mixed broadleaf forest15.310.020.62.020.42.0
pure broadleaf forest..23.82.123.02.1
total100.0.100.0.100.0.
Eastern Juran/a..2.51.42.51.4
pure conifer forest..10.92.910.92.9
mixed conifer forest..15.13.315.13.3
mixed broadleaf forest..21.93.821.93.8
pure broadleaf forest..49.54.649.54.6
total..100.0.100.0.
Western Plateaun/a..5.22.15.22.1
pure conifer forest..23.64.023.64.0
mixed conifer forest..25.34.125.34.1
mixed broadleaf forest..12.93.112.93.1
pure broadleaf forest..33.04.433.04.4
total..100.0.100.0.
Central Plateaun/a..2.71.12.71.1
pure conifer forest..33.53.233.53.2
mixed conifer forest..23.92.923.92.9
mixed broadleaf forest..12.22.212.22.2
pure broadleaf forest..27.73.027.73.0
total..100.0.100.0.
Eastern Plateaun/a..1.90.81.90.8
pure conifer forest..21.42.321.42.3
mixed conifer forest..26.32.526.32.5
mixed broadleaf forest..16.62.116.62.1
pure broadleaf forest..33.82.733.82.7
total..100.0.100.0.
Western Pre-Alpsn/a37.117.15.82.38.12.6
pure conifer forest50.317.760.14.859.44.7
mixed conifer forest12.611.88.82.89.02.7
mixed broadleaf forest..13.63.412.63.2
pure broadleaf forest..11.73.210.83.0
total100.0.100.0.100.0.
Central Pre-Alpsn/a..4.11.33.81.2
pure conifer forest47.411.552.73.252.33.1
mixed conifer forest26.310.122.02.722.32.6
mixed broadleaf forest15.88.49.41.99.81.8
pure broadleaf forest10.57.111.82.111.72.0
total100.0.100.0.100.0.
Eastern Pre-Alpsn/a..3.21.33.11.2
pure conifer forest50.017.736.83.637.33.5
mixed conifer forest12.511.730.33.429.53.3
mixed broadleaf forest25.015.315.72.716.12.6
pure broadleaf forest12.511.714.12.614.02.5
total100.0.100.0.100.0.
Northwestern Alpsn/a6.94.73.21.63.91.6
pure conifer forest58.69.144.34.547.04.0
mixed conifer forest17.27.021.03.720.33.3
mixed broadleaf forest17.27.013.73.114.42.8
pure broadleaf forest..17.73.414.42.8
total100.0.100.0.100.0.
Central Alpsn/a..2.02.01.61.6
pure conifer forest57.113.347.97.149.96.3
mixed conifer forest28.612.118.15.520.45.1
mixed broadleaf forest14.39.413.94.914.04.4
pure broadleaf forest..18.15.514.14.4
total100.0.100.0.100.0.
Northeastern Alpsn/a5.95.76.43.16.32.7
pure conifer forest58.812.028.65.735.05.4
mixed conifer forest17.69.320.65.120.04.5
mixed broadleaf forest..4.82.73.72.1
pure broadleaf forest17.69.339.76.235.05.3
total100.0.100.0.100.0.
Southwestern Alpsn/a2.92.01.00.71.50.7
pure conifer forest83.04.464.93.469.62.8
mixed conifer forest8.43.312.42.311.41.9
mixed broadleaf forest1.41.46.41.75.11.3
pure broadleaf forest4.22.415.32.512.42.0
total100.0.100.0.100.0.
Southeastern Alpsn/a2.32.21.70.81.80.7
pure conifer forest84.15.579.92.380.52.2
mixed conifer forest2.32.27.81.67.11.4
mixed broadleaf forest2.32.22.70.92.70.9
pure broadleaf forest9.14.37.81.68.01.5
total100.0.100.0.100.0.
Southern Alpsn/a2.92.81.00.61.20.6
pure conifer forest85.75.926.22.532.42.6
mixed conifer forest5.73.96.91.56.81.4
mixed broadleaf forest..7.31.56.51.3
pure broadleaf forest5.73.958.62.853.12.7
total100.0.100.0.100.0.
Switzerlandn/a3.91.22.40.32.60.3
pure conifer forest70.02.839.50.942.10.8
mixed conifer forest14.02.219.40.719.00.7
mixed broadleaf forest6.21.512.40.611.90.6
pure broadleaf forest5.81.526.20.824.40.8
total100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160167/146546

NFI3

forest area: avalanches SilvaProtect, modelled and assigned · degree of mixture · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2004/06
avalanches SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic regiondegree of mixture1000 ha± %1000 ha± %1000 ha± %
Western Juran/a..1.4501.450
pure conifer forest1.15838.2939.38
mixed conifer forest2.93540.7843.58
mixed broadleaf forest0.77129.71030.410
pure broadleaf forest..34.3934.39
total4.627144.22148.92
Eastern Juran/a..1.2571.257
pure conifer forest..5.1265.126
mixed conifer forest..7.1227.122
mixed broadleaf forest..10.31810.318
pure broadleaf forest..23.31023.310
total..47.0347.03
Western Plateaun/a..2.5402.540
pure conifer forest..11.11711.117
mixed conifer forest..12.01612.016
mixed broadleaf forest..6.1256.125
pure broadleaf forest..15.51415.514
total..47.2447.24
Central Plateaun/a..1.9401.940
pure conifer forest..23.01023.010
mixed conifer forest..16.41216.412
mixed broadleaf forest..8.4188.418
pure broadleaf forest..19.01119.011
total..68.7268.72
Eastern Plateaun/a..2.1412.141
pure conifer forest..23.61123.611
mixed conifer forest..29.01029.010
mixed broadleaf forest..18.21318.213
pure broadleaf forest..37.2837.28
total..110.12110.12
Western Pre-Alpsn/a1.1582.2403.333
pure conifer forest1.54922.91024.49
mixed conifer forest0.41003.3323.730
mixed broadleaf forest..5.2255.225
pure broadleaf forest..4.4284.428
total2.93538.1541.14
Central Pre-Alpsn/a..3.6313.631
pure conifer forest3.23346.3749.56
mixed conifer forest1.84419.41221.212
mixed broadleaf forest1.1588.2209.319
pure broadleaf forest0.77110.41811.117
total6.82287.8394.72
Eastern Pre-Alpsn/a..2.1412.141
pure conifer forest1.45024.31025.710
mixed conifer forest0.410020.01220.412
mixed broadleaf forest0.77110.41711.117
pure broadleaf forest0.41009.3189.618
total2.93566.1368.93
Northwestern Alpsn/a0.7711.4502.140
pure conifer forest6.12319.61225.79
mixed conifer forest1.8449.31911.117
mixed broadleaf forest1.8446.1237.920
pure broadleaf forest..7.9207.920
total10.41744.3654.74
Central Alpsn/a..0.31000.3100
pure conifer forest2.7348.31811.015
mixed conifer forest1.4493.1324.526
mixed broadleaf forest0.7702.4373.132
pure broadleaf forest..3.1323.132
total4.82517.31122.18
Northeastern Alpsn/a0.41001.4501.844
pure conifer forest3.6306.42210.017
mixed conifer forest1.1574.7265.723
mixed broadleaf forest..1.1571.157
pure broadleaf forest1.1578.91810.016
total6.12222.6928.76
Southwestern Alpsn/a0.7710.7711.450
pure conifer forest20.21245.0765.25
mixed conifer forest2.1418.61910.617
mixed broadleaf forest0.31004.5274.826
pure broadleaf forest1.05810.61711.716
total24.41169.3593.73
Southeastern Alpsn/a0.41001.8452.141
pure conifer forest13.01682.8595.84
mixed conifer forest0.41008.1208.420
mixed broadleaf forest0.41002.8353.233
pure broadleaf forest1.4508.1209.519
total15.514103.63119.03
Southern Alpsn/a0.41001.1581.450
pure conifer forest10.71828.01038.78
mixed conifer forest0.7717.4218.120
mixed broadleaf forest..7.8217.821
pure broadleaf forest0.77162.6663.36
total12.416106.94119.33
Switzerlandn/a3.63223.81227.311
pure conifer forest63.57384.72448.22
mixed conifer forest12.717189.04201.74
mixed broadleaf forest5.725121.05126.75
pure broadleaf forest5.326254.73260.03
total90.86973.211063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #160168/146547
search result: 155765 entries on 6491 pages

zurück