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NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantondegree of cover of assured regeneration %± %± %± %± %± %±
AGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
AIless than 1%..50.036.3100.0.....66.727.9
1-4%..50.036.3......33.328.0
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total..100.0.100.0.....100.0.
ARless than 1%....100.0.....100.0.
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total....100.0.....100.0.
BEless than 1%100.0...8.05.425.021.7..9.74.6
1-4%..19.912.616.07.3....14.65.5
5-9%..49.615.820.08.025.021.7..26.76.9
10-25%..30.514.644.09.950.025.0100.0.41.77.7
26-50%....8.05.4....4.93.4
51-75%....4.03.9....2.42.4
76-100%............
total100.0.100.0.100.0.100.0.100.0.100.0.
BL/BSless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
FRless than 1%............
1-4%....50.035.5..100.0.66.727.3
5-9%............
10-25%............
26-50%....50.035.5....33.327.3
51-75%............
76-100%............
total....100.0...100.0.100.0.
GEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GLless than 1%..25.021.8..25.021.8..20.012.8
1-4%....50.035.7....10.09.6
5-9%....50.035.7....10.09.6
10-25%..50.025.2..50.025.2..40.015.6
26-50%..25.021.8......10.09.6
51-75%............
76-100%......25.021.8..10.09.6
total..100.0.100.0.100.0...100.0.
GRless than 1%11.110.526.310.125.08.8....21.45.5
1-4%33.315.75.35.116.87.7....14.44.7
5-9%11.110.531.610.712.56.7....17.85.1
10-25%44.416.615.88.412.56.7100.0...25.05.8
26-50%..21.19.420.88.3....16.14.9
51-75%....8.35.6....3.62.5
76-100%....4.24.1....1.81.8
total100.0.100.0.100.0.100.0...100.0.
JUless than 1%............
1-4%............
5-9%............
10-25%....100.0.....50.035.5
26-50%............
51-75%............
76-100%......100.0...50.035.5
total....100.0.100.0...100.0.
LUless than 1%............
1-4%....50.035.5....50.035.5
5-9%............
10-25%....50.035.5....50.035.5
26-50%............
51-75%............
76-100%............
total....100.0.....100.0.
NEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%......100.0...33.327.4
51-75%....100.0.....66.727.3
76-100%............
total....100.0.100.0...100.0.
NWless than 1%............
1-4%............
5-9%..100.0.......33.327.8
10-25%....100.0.....33.327.8
26-50%............
51-75%......100.0...33.327.8
76-100%............
total..100.0.100.0.100.0...100.0.
OWless than 1%............
1-4%....100.0.....20.018.1
5-9%..66.727.4..100.0...60.022.1
10-25%............
26-50%..33.327.5......20.018.1
51-75%............
76-100%............
total..100.0.100.0.100.0...100.0.
SGless than 1%....33.319.3....20.012.7
1-4%............
5-9%....33.319.3....20.012.7
10-25%....16.715.350.025.1..30.014.5
26-50%....16.715.325.021.7..20.012.7
51-75%............
76-100%......25.021.7..10.09.5
total....100.0.100.0...100.0.
SHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SOless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SZless than 1%............
1-4%....25.021.8....16.715.3
5-9%......100.0...16.715.3
10-25%..100.0.25.021.8....33.319.3
26-50%....25.021.8....16.715.3
51-75%....25.021.8....16.715.3
76-100%............
total..100.0.100.0.100.0...100.0.
TGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
TIless than 1%..9.18.7......4.34.3
1-4%100.0.27.213.422.213.9....34.79.9
5-9%..9.18.722.213.9....13.07.0
10-25%..36.314.544.416.6....34.79.9
26-50%..18.411.811.110.5....13.27.1
51-75%............
76-100%............
total100.0.100.0.100.0.....100.0.
URless than 1%....66.727.4....22.213.9
1-4%......100.0...11.110.5
5-9%..40.022.1......22.214.0
10-25%..20.018.033.327.4....22.213.9
26-50%..40.022.0......22.213.9
51-75%............
76-100%............
total..100.0.100.0.100.0...100.0.
VDless than 1%....12.511.7....10.09.5
1-4%....12.511.7....10.09.5
5-9%....25.015.3100.0...30.014.5
10-25%..100.0.12.511.7....20.012.7
26-50%....25.015.3....20.012.7
51-75%............
76-100%....12.511.7....10.09.5
total..100.0.100.0.100.0...100.0.
VSless than 1%11.110.57.54.15.04.9....7.13.1
1-4%55.616.634.17.425.09.7....33.85.6
5-9%22.213.914.65.525.09.7....18.34.6
10-25%11.110.536.57.530.010.3....31.05.5
26-50%..7.34.110.06.7..100.0.8.43.3
51-75%....5.04.9....1.41.4
76-100%............
total100.0.100.0.100.0...100.0.100.0.
ZGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
ZHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Switzerlandless than 1%13.57.311.33.214.13.38.85.9..12.32.0
1-4%50.210.721.14.118.83.74.03.934.527.721.22.5
5-9%13.57.323.44.318.03.617.68.0..19.42.5
10-25%22.78.930.84.727.64.243.110.333.827.429.92.9
26-50%..13.43.513.63.38.25.631.726.512.12.0
51-75%....6.12.24.64.5..3.11.1
76-100%....1.91.313.77.3..2.10.9
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169983/156366

NFI2

forest area: rockfall SilvaProtect, modelled and assigned · biogeographical region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigned1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter3.8220.55813.8117.0153.52211.11239.77
outside perimeter35.2729.17189.0263.8460.74118.43496.31
total39.0629.77202.8270.8364.24129.52535.91

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169984/156367

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
cantondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
AIless than 1%..0.31000.3100....0.669
1-4%..0.3100......0.3100
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total..0.6690.3100....1.054
ARless than 1%....0.3100....0.3100
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total....0.3100....0.3100
BEless than 1%0.3100..0.7710.3100..1.450
1-4%..0.7711.450....2.141
5-9%..1.7451.7450.3100..3.830
10-25%..1.0583.8300.7710.41005.924
26-50%....0.771....0.771
51-75%....0.3100....0.3100
76-100%............
total0.31003.4318.5201.4500.410014.115
BL/BSless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
FRless than 1%............
1-4%....0.4100..0.41000.770
5-9%............
10-25%............
26-50%....0.4100....0.4100
51-75%............
76-100%............
total....0.770..0.41001.157
GEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
GLless than 1%..0.4100..0.4100..0.870
1-4%....0.4100....0.4100
5-9%....0.4100....0.4100
10-25%..0.870..0.870..1.549
26-50%..0.4100......0.4100
51-75%............
76-100%......0.4100..0.4100
total..1.5490.8701.549..3.929
GRless than 1%0.31001.7452.141....4.229
1-4%1.0580.31001.450....2.835
5-9%0.31002.1411.058....3.531
10-25%1.4501.0581.0581.450..4.926
26-50%..1.4501.745....3.133
51-75%....0.771....0.771
76-100%....0.3100....0.3100
total3.1336.6238.4201.450..19.613
JUless than 1%............
1-4%............
5-9%............
10-25%....0.4100....0.4100
26-50%............
51-75%............
76-100%......0.4100..0.4100
total....0.41000.4100..0.870
LUless than 1%............
1-4%....0.3100....0.3100
5-9%............
10-25%....0.3100....0.3100
26-50%............
51-75%............
76-100%............
total....0.670....0.670
NEless than 1%............
1-4%............
5-9%............
10-25%............
26-50%......0.3100..0.3100
51-75%....0.670....0.670
76-100%............
total....0.6700.3100..1.057
NWless than 1%............
1-4%............
5-9%..0.4100......0.4100
10-25%....0.4100....0.4100
26-50%............
51-75%......0.4100..0.4100
76-100%............
total..0.41000.41000.4100..1.255
OWless than 1%............
1-4%....0.4100....0.4100
5-9%..0.770..0.4100..1.157
10-25%............
26-50%..0.4100......0.4100
51-75%............
76-100%............
total..1.1570.41000.4100..1.943
SGless than 1%....0.770....0.770
1-4%............
5-9%....0.770....0.770
10-25%....0.41000.770..1.157
26-50%....0.41000.4100..0.770
51-75%............
76-100%......0.4100..0.4100
total....2.2401.450..3.631
SHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SOless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
SZless than 1%............
1-4%....0.4100....0.4100
5-9%......0.4100..0.4100
10-25%..0.41000.4100....0.770
26-50%....0.4100....0.4100
51-75%....0.4100....0.4100
76-100%............
total..0.41001.4490.4100..2.240
TGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
TIless than 1%..0.4100......0.4100
1-4%1.1581.1580.771....2.935
5-9%..0.41000.771....1.158
10-25%..1.4501.450....2.935
26-50%..0.7710.4100....1.158
51-75%............
76-100%............
total1.1584.0303.233....8.320
URless than 1%....0.770....0.770
1-4%......0.3100..0.3100
5-9%..0.770......0.770
10-25%..0.31000.3100....0.770
26-50%..0.770......0.770
51-75%............
76-100%............
total..1.7441.0570.3100..3.031
VDless than 1%....0.4100....0.4100
1-4%....0.4100....0.4100
5-9%....0.8710.4100..1.158
10-25%..0.41000.4100....0.871
26-50%....0.871....0.871
51-75%............
76-100%....0.4100....0.4100
total..0.41003.0350.4100..3.831
VSless than 1%0.31001.0580.3100....1.745
1-4%1.7444.8261.744....8.220
5-9%0.7712.1411.744....4.527
10-25%0.31005.1252.141....7.521
26-50%..1.0580.771..0.31002.141
51-75%....0.3100....0.3100
76-100%............
total3.13314.1156.922..0.310024.411
ZGless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
ZHless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Switzerlandless than 1%1.0583.9305.5250.771..11.118
1-4%3.8307.2227.4220.31000.410019.213
5-9%1.0588.0217.1221.550..17.614
10-25%1.74510.51810.8183.6320.410027.011
26-50%..4.6285.3260.7710.310010.918
51-75%....2.4380.4100..2.835
76-100%....0.7711.158..1.945
total7.62134.21039.298.3211.15890.46

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169985/156368

NFI2

forest area: rockfall SilvaProtect, modelled and assigned · canton
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
canton %± %± %±
AG..100.0.100.0.
AI..100.0.100.0.
AR..100.0.100.0.
BE5.71.194.31.1100.0.
BL/BS9.56.490.56.1100.0.
FR..100.0.100.0.
GE......
GL21.35.278.75.3100.0.
GR5.91.094.11.0100.0.
JU8.83.491.23.0100.0.
LU..100.0.100.0.
NE4.03.996.03.4100.0.
NW19.18.780.98.7100.0.
OW3.62.596.42.5100.0.
SG5.61.794.41.7100.0.
SH..100.0.100.0.
SO35.311.664.711.6100.0.
SZ6.32.793.72.7100.0.
TG..100.0.100.0.
TI8.41.191.61.1100.0.
UR33.46.366.66.3100.0.
VD3.11.596.91.5100.0.
VS9.21.390.81.3100.0.
ZG..100.0.100.0.
ZH..100.0.100.0.
Switzerland7.40.592.60.5100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #169986/156369

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration %± %± %± %± %± %±
upper subalpineless than 1%....100.0.12.58.3..13.77.4
1-4%......37.512.1100.0.50.210.6
5-9%......18.89.8..13.57.3
10-25%......31.311.6..22.68.9
26-50%............
51-75%............
76-100%............
total....100.0.100.0.100.0.100.0.
lower subalpineless than 1%....12.511.710.93.614.29.311.33.2
1-4%....12.511.723.04.921.411.021.44.1
5-9%50.335.4..50.017.721.64.814.29.323.54.3
10-25%49.735.4..12.511.731.15.435.612.830.64.7
26-50%....12.511.713.54.014.59.513.33.4
51-75%............
76-100%............
total100.0...100.0.100.0.100.0.100.0.
upper montaneless than 1%....11.17.418.14.56.26.014.23.3
1-4%16.715.2..27.810.615.34.225.210.918.93.7
5-9%33.319.3..5.65.416.74.431.211.617.93.6
10-25%16.715.2..38.911.526.45.224.910.827.74.2
26-50%....16.78.813.94.112.58.313.43.2
51-75%33.319.3....6.93.0..6.32.3
76-100%......2.81.9..1.81.2
total100.0...100.0.100.0.100.0.100.0.
lower montaneless than 1%......16.710.8..8.55.8
1-4%......8.38.0..4.24.2
5-9%40.021.9..33.319.3....17.88.1
10-25%20.017.9..16.715.266.713.6..42.910.3
26-50%20.017.9..16.715.2....8.96.0
51-75%....16.715.2....4.44.3
76-100%20.017.9..16.715.28.38.0..13.27.1
total100.0...100.0.100.0...100.0.
colline/submontaneless than 1%............
1-4%....50.235.4....33.927.4
5-9%............
10-25%....49.835.4....33.627.3
26-50%......100.0...32.526.9
51-75%............
76-100%............
total....100.0.100.0...100.0.
totalless than 1%....11.45.414.32.78.64.712.42.0
1-4%7.77.4..20.06.820.03.034.38.021.32.6
5-9%38.513.5..20.06.817.72.920.06.819.42.5
10-25%23.011.7..28.67.631.43.525.77.429.82.8
26-50%7.77.4..14.35.912.02.511.55.412.02.0
51-75%15.410.0..2.92.82.91.3..3.11.1
76-100%7.77.4..2.92.81.71.0..2.00.9
total100.0...100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169987/156370

NFI2

forest area: rockfall SilvaProtect, modelled and assigned · canton
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
canton1000 ha± %1000 ha± %1000 ha± %
AG..1.7331.733
AI..2.9172.917
AR..3.5173.517
BE4.61976.5481.24
BL/BS0.4703.8214.220
FR..15.3915.39
GE......
GL2.3268.41210.710
GR6.11797.43103.53
JU1.14011.01112.110
LU..7.1157.115
NE0.21004.2194.419
NW0.8483.3204.117
OW0.3709.3119.610
SG1.93032.1534.15
SH..0.6570.657
SO1.0401.9292.923
SZ0.94413.2914.19
TG..2.5242.524
TI8.71495.53104.23
UR3.5216.91410.411
VD0.75022.0822.78
VS7.31571.6378.93
ZG..2.7192.719
ZH..1.6331.633
Switzerland39.86495.21534.91

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #169988/156371

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpineless than 1%....0.41000.771..1.158
1-4%......2.1411.8453.830
5-9%......1.058..1.058
10-25%......1.745..1.745
26-50%............
51-75%............
76-100%............
total....0.41005.5251.8457.721
lower subalpineless than 1%....0.41002.8350.7713.930
1-4%....0.41005.9241.1587.322
5-9%0.4100..1.4505.5250.7718.021
10-25%0.4100..0.41007.9211.84510.418
26-50%....0.41003.5310.7714.528
51-75%............
76-100%............
total0.771..2.93525.6115.02634.210
upper montaneless than 1%....0.7714.5280.41005.625
1-4%0.4100..1.8453.8301.4507.422
5-9%0.771..0.41004.1291.8457.022
10-25%0.4100..2.5386.6231.45010.918
26-50%....1.1583.5310.7715.226
51-75%0.771....1.745..2.538
76-100%......0.771..0.771
total2.241..6.52324.9115.72539.29
lower montaneless than 1%......0.771..0.771
1-4%......0.3100..0.3100
5-9%0.771..0.771....1.550
10-25%0.4100..0.41002.835..3.532
26-50%0.4100..0.4100....0.771
51-75%....0.4100....0.4100
76-100%0.4100..0.41000.3100..1.158
total1.845..2.2414.129..8.121
colline/submontaneless than 1%............
1-4%....0.4100....0.4100
5-9%............
10-25%....0.4100....0.4100
26-50%......0.3100..0.3100
51-75%............
76-100%............
total....0.7710.3100..1.158
totalless than 1%....1.4508.7201.15811.218
1-4%0.4100..2.53812.1174.32919.213
5-9%1.845..2.53810.7182.53817.514
10-25%1.158..3.63119.0133.23326.911
26-50%0.4100..1.8457.3221.45010.918
51-75%0.771..0.41001.745..2.835
76-100%0.4100..0.41001.058..1.845
total4.727..12.61660.5712.41690.36

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169989/156372

NFI2

forest area: rockfall SilvaProtect, modelled and assigned · production region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigned %± %± %± %± %± %±
inside perimeter9.92.11.71.22.20.69.30.88.71.17.40.5
outside perimeter90.12.198.31.297.80.690.70.891.31.192.60.5
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 #169990/156373

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration %± %± %± %± %± %± %±
upper subalpineless than 1%..100.0...11.110.514.313.2..13.77.4
1-4%......55.616.614.313.2100.0.50.010.6
5-9%......22.213.914.313.2..13.57.3
10-25%......11.110.557.118.7..22.88.9
26-50%..............
51-75%..............
76-100%..............
total..100.0...100.0.100.0.100.0.100.0.
lower subalpineless than 1%....16.710.87.54.125.010.814.29.311.33.2
1-4%..15.410.08.38.034.17.46.36.121.411.021.34.1
5-9%49.735.453.813.816.710.814.65.531.311.614.29.323.74.3
10-25%50.335.423.111.733.313.636.57.512.58.335.612.830.54.6
26-50%..7.77.425.012.57.34.125.010.814.59.513.33.4
51-75%..............
76-100%..............
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
upper montaneless than 1%..8.34.635.311.65.04.929.411.16.26.014.23.3
1-4%16.715.219.46.611.87.825.09.711.87.825.210.918.83.7
5-9%33.319.313.95.817.69.325.09.7..31.211.617.83.6
10-25%16.715.238.98.117.69.330.010.317.69.324.910.827.84.2
26-50%..13.95.811.87.810.06.723.510.312.58.313.43.2
51-75%33.319.32.82.75.95.75.04.911.87.8..6.22.3
76-100%..2.82.7....5.95.7..1.81.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
lower montaneless than 1%..25.021.710.09.5......8.75.9
1-4%....10.09.5......4.34.2
5-9%40.021.925.021.710.09.5......17.68.0
10-25%20.017.925.021.740.015.5..100.0...43.310.3
26-50%20.017.9..10.09.5......8.75.9
51-75%..25.021.7........4.54.4
76-100%20.017.9..20.012.7......13.07.0
total100.0.100.0.100.0...100.0...100.0.
colline/submontaneless than 1%..............
1-4%..49.935.4........33.927.4
5-9%..............
10-25%..50.135.4........33.927.5
26-50%......100.0.....32.226.7
51-75%..............
76-100%..............
total..100.0...100.0.....100.0.
totalless than 1%..8.93.823.16.87.13.122.76.38.64.712.42.0
1-4%7.77.417.95.110.34.933.85.69.14.334.38.021.32.5
5-9%38.413.523.25.615.45.818.34.613.65.220.06.819.42.5
10-25%23.211.733.96.328.27.231.05.529.56.925.77.429.82.9
26-50%7.77.410.74.115.45.88.43.318.25.811.55.412.02.0
51-75%15.410.03.62.52.62.51.41.44.53.1..3.11.1
76-100%7.77.41.81.85.13.5..2.32.2..1.90.9
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 #169991/156374

NFI2

forest area: rockfall SilvaProtect, modelled and assigned · production region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigned1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter3.8220.4712.52721.8911.11239.67
outside perimeter34.5720.99111.63212.62115.83495.41
total38.3621.29114.13234.52126.92535.01

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169992/156375

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
altitudinal vegetation zonedegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
upper subalpineless than 1%..0.4100..0.31000.4100..1.158
1-4%......1.7440.41001.8453.830
5-9%......0.7710.4100..1.058
10-25%......0.31001.450..1.745
26-50%..............
51-75%..............
76-100%..............
total..0.4100..3.1332.5381.8457.721
lower subalpineless than 1%....0.7711.0581.4500.7713.930
1-4%..0.7710.31004.8260.41001.1587.322
5-9%0.41002.5380.7712.1411.8450.7718.121
10-25%0.41001.1581.4505.1250.7711.84510.418
26-50%..0.41001.0581.0581.4500.7714.628
51-75%..............
76-100%..............
total0.7714.7274.12814.1155.6255.02634.210
upper montaneless than 1%..1.1582.1410.31001.8450.41005.625
1-4%0.41002.5380.7711.7440.7711.4507.422
5-9%0.7711.8451.0581.744..1.8457.022
10-25%0.41005.0261.0582.1411.1581.45011.018
26-50%..1.8450.7710.7711.4500.7715.326
51-75%0.7710.41000.31000.31000.771..2.538
76-100%..0.4100....0.4100..0.771
total2.14113.0165.9246.9226.0245.72539.59
lower montaneless than 1%..0.41000.3100......0.771
1-4%....0.3100......0.3100
5-9%0.7710.41000.3100......1.450
10-25%0.41000.41001.450..1.450..3.532
26-50%0.4100..0.3100......0.771
51-75%..0.4100........0.4100
76-100%0.4100..0.771......1.058
total1.8451.4503.431..1.450..8.121
colline/submontaneless than 1%..............
1-4%..0.4100........0.4100
5-9%..............
10-25%..0.4100........0.4100
26-50%......0.3100....0.3100
51-75%..............
76-100%..............
total..0.771..0.3100....1.158
totalless than 1%..1.8453.1331.7453.5311.15811.218
1-4%0.41003.6311.4508.2201.4504.32919.213
5-9%1.8454.7272.1414.5272.1412.53817.614
10-25%1.1586.9233.8307.5214.6273.23327.011
26-50%0.41002.2412.1412.1412.8351.45010.918
51-75%0.7710.7710.31000.31000.771..2.835
76-100%0.41000.41000.771..0.4100..1.845
total4.72820.21313.41524.41115.51412.41690.56

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169993/156376

NFI2

forest area: rockfall SilvaProtect, modelled and assigned · protection forest region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigned %± %± %± %± %± %± %±
inside perimeter6.91.44.50.810.81.59.21.34.51.08.71.17.40.5
outside perimeter93.11.495.50.889.21.590.81.395.51.091.31.192.60.5
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 #169994/156377

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regiondegree of cover of assured regeneration %± %± %± %± %± %±
Western Juraless than 1%............
1-4%....16.715.2....7.77.4
5-9%..49.035.333.319.340.021.9..38.313.5
10-25%..51.035.316.715.220.017.9..23.311.8
26-50%......20.017.9..7.77.4
51-75%....33.319.3....15.310.0
76-100%......20.017.9..7.77.4
total..100.0.100.0.100.0...100.0.
Eastern Juraless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Central Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Eastern Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Pre-Alpsless than 1%............
1-4%....33.319.3..51.235.337.717.2
5-9%....16.715.3....12.611.8
10-25%....33.319.3..48.835.337.117.1
26-50%....16.715.3....12.611.8
51-75%............
76-100%............
total....100.0...100.0.100.0.
Central Pre-Alpsless than 1%100.0.........5.35.1
1-4%....33.315.7....15.88.4
5-9%..66.719.3..33.327.3..26.310.1
10-25%..16.715.255.616.633.327.3..36.811.1
26-50%..16.715.211.110.5....10.57.1
51-75%......33.327.3..5.35.1
76-100%............
total100.0.100.0.100.0.100.0...100.0.
Eastern Pre-Alpsless than 1%..50.035.466.727.3....37.517.1
1-4%..50.035.4......12.511.7
5-9%......33.327.3..12.511.7
10-25%............
26-50%....33.327.333.327.3..25.015.3
51-75%............
76-100%......33.327.3..12.511.7
total..100.0.100.0.100.0...100.0.
Northwestern Alpsless than 1%....14.37.7100.0...13.86.4
1-4%..28.617.19.56.4....13.86.4
5-9%..42.918.719.08.6....24.18.0
10-25%..28.617.133.310.3....31.08.6
26-50%....14.37.7....10.35.7
51-75%....4.84.7....3.43.4
76-100%....4.84.7....3.43.4
total..100.0.100.0.100.0...100.0.
Central Alpsless than 1%....28.617.2....14.39.4
1-4%....14.313.3100.0...14.39.4
5-9%..33.319.3......14.39.4
10-25%..33.319.328.617.2....28.612.1
26-50%..33.319.314.313.3....21.411.0
51-75%....14.313.3....7.16.9
76-100%............
total..100.0.100.0.100.0...100.0.
Northeastern Alpsless than 1%..25.021.728.617.116.715.3..23.510.3
1-4%....14.313.3....5.95.7
5-9%....42.918.8....17.69.3
10-25%..50.025.114.313.366.719.3..41.212.0
26-50%..25.021.7......5.95.7
51-75%............
76-100%......16.715.3..5.95.7
total..100.0.100.0.100.0...100.0.
Southwestern Alpsless than 1%11.110.57.54.15.04.9....7.13.1
1-4%55.616.634.17.425.09.7....33.85.6
5-9%22.213.914.65.525.09.7....18.34.6
10-25%11.110.536.57.530.010.3....31.05.5
26-50%..7.34.110.06.7..100.0.8.43.3
51-75%....5.04.9....1.41.4
76-100%............
total100.0.100.0.100.0...100.0.100.0.
Southeastern Alpsless than 1%14.313.225.010.829.411.1....22.76.3
1-4%14.313.26.36.111.87.8....9.14.3
5-9%14.313.231.311.6......13.65.2
10-25%57.118.712.58.317.69.3100.0...29.56.9
26-50%..25.010.823.510.3....18.25.8
51-75%....11.87.8....4.53.1
76-100%....5.95.7....2.32.2
total100.0.100.0.100.0.100.0...100.0.
Southern Alpsless than 1%..14.29.36.26.0....8.64.7
1-4%100.0.21.411.025.210.9....34.38.0
5-9%..14.29.331.211.6....20.06.8
10-25%..35.612.824.910.8....25.77.4
26-50%..14.59.512.58.3....11.55.4
51-75%............
76-100%............
total100.0.100.0.100.0.....100.0.
Switzerlandless than 1%13.77.411.33.214.33.38.75.9..12.42.1
1-4%50.010.621.34.118.83.74.24.134.827.821.22.5
5-9%13.57.323.64.317.93.617.57.9..19.42.5
10-25%22.88.930.54.727.74.243.410.333.127.129.82.9
26-50%..13.33.413.43.28.75.932.126.712.02.0
51-75%....6.22.34.44.3..3.11.1
76-100%....1.81.313.17.1..2.00.9
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169995/156378

NFI2

forest area: rockfall SilvaProtect, modelled and assigned · protection forest region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
rockfall SilvaProtect, modelled and assigned1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inside perimeter4.1215.1198.2147.3153.72211.11239.47
outside perimeter55.15107.7368.1471.6376.84115.83495.11
total59.25112.8376.4378.9380.43126.92534.51

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169996/156379

NFI2

forest area: rockfall SilvaProtect, modelled and assigned · economic region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic region %± %± %±
Western Jura10.92.389.12.3100.0.
Eastern Jura3.63.596.43.2100.0.
Western Plateau..100.0.100.0.
Central Plateau3.52.496.52.4100.0.
Eastern Plateau..100.0.100.0.
Western Pre-Alps1.41.098.61.0100.0.
Central Pre-Alps2.91.097.11.0100.0.
Eastern Pre-Alps1.80.998.20.9100.0.
Northwestern Alps8.92.091.12.0100.0.
Central Alps25.94.874.14.8100.0.
Northeastern Alps16.13.183.93.2100.0.
Southwestern Alps9.21.390.81.3100.0.
Southeastern Alps4.51.095.51.0100.0.
Southern Alps8.71.191.31.1100.0.
Switzerland7.40.592.60.5100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 04.11.2014 #169997/156380

NFI4b

forest area: altitudinal vegetation zone · degree of cover of assured regeneration · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
altitudinal vegetation zone
upper subalpinelower subalpineupper montanelower montanecolline/submontanetotal
economic regiondegree of cover of assured regeneration1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 1%............
1-4%....0.4100....0.4100
5-9%..0.41000.7710.771..1.845
10-25%..0.41000.41000.4100..1.158
26-50%......0.4100..0.4100
51-75%....0.771....0.771
76-100%......0.4100..0.4100
total..0.7712.1411.845..4.627
Eastern Juraless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Central Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Eastern Plateauless than 1%............
1-4%............
5-9%............
10-25%............
26-50%............
51-75%............
76-100%............
total............
Western Pre-Alpsless than 1%............
1-4%....0.770..0.41001.157
5-9%....0.4100....0.4100
10-25%....0.770..0.41001.158
26-50%....0.4100....0.4100
51-75%............
76-100%............
total....2.240..0.7712.935
Central Pre-Alpsless than 1%0.4100........0.4100
1-4%....1.158....1.158
5-9%..1.450..0.4100..1.844
10-25%..0.41001.8440.4100..2.537
26-50%..0.41000.4100....0.771
51-75%......0.4100..0.4100
76-100%............
total0.41002.2403.2331.158..6.822
Eastern Pre-Alpsless than 1%..0.41000.771....1.157
1-4%..0.4100......0.4100
5-9%......0.4100..0.4100
10-25%............
26-50%....0.41000.4100..0.771
51-75%............
76-100%......0.4100..0.4100
total..0.7711.1571.157..2.935
Northwestern Alpsless than 1%....1.1570.4100..1.450
1-4%..0.7710.771....1.450
5-9%..1.1571.450....2.537
10-25%..0.7712.537....3.233
26-50%....1.157....1.157
51-75%....0.4100....0.4100
76-100%....0.4100....0.4100
total..2.5377.5210.4100..10.417
Central Alpsless than 1%....0.770....0.770
1-4%....0.31000.3100..0.770
5-9%..0.770......0.770
10-25%..0.7700.770....1.449
26-50%..0.7700.3100....1.057
51-75%....0.3100....0.3100
76-100%............
total..2.1402.4370.3100..4.825
Northeastern Alpsless than 1%..0.41000.7700.4100..1.449
1-4%....0.4100....0.4100
5-9%....1.157....1.157
10-25%..0.7700.41001.449..2.537
26-50%..0.4100......0.4100
51-75%............
76-100%......0.4100..0.4100
total..1.4492.5372.140..6.122
Southwestern Alpsless than 1%0.31001.0580.3100....1.745
1-4%1.7444.8261.744....8.220
5-9%0.7712.1411.744....4.527
10-25%0.31005.1252.141....7.521
26-50%..1.0580.771..0.31002.141
51-75%....0.3100....0.3100
76-100%............
total3.13314.1156.922..0.310024.411
Southeastern Alpsless than 1%0.41001.4501.845....3.531
1-4%0.41000.41000.771....1.450
5-9%0.41001.845......2.141
10-25%1.4500.7711.1581.450..4.627
26-50%..1.4501.450....2.835
51-75%....0.771....0.771
76-100%....0.4100....0.4100
total2.5385.6256.0241.450..15.514
Southern Alpsless than 1%..0.7710.4100....1.158
1-4%1.8451.1581.450....4.329
5-9%..0.7711.845....2.538
10-25%..1.8451.450....3.233
26-50%..0.7710.771....1.450
51-75%............
76-100%............
total1.8455.0265.725....12.416
Switzerlandless than 1%1.1583.9305.6250.771..11.318
1-4%3.8307.3227.4220.31000.410019.313
5-9%1.0588.1217.1221.450..17.614
10-25%1.74510.51811.0183.6310.410027.111
26-50%..4.6285.3260.7710.310010.918
51-75%....2.5380.4100..2.835
76-100%....0.7711.158..1.845
total7.72134.31039.698.2211.15890.86

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169998/156381

NFI2

forest area: rockfall SilvaProtect, modelled and assigned · economic region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
economic region1000 ha± %1000 ha± %1000 ha± %
Western Jura3.62229.0732.67
Eastern Jura0.21005.2185.418
Western Plateau..5.4175.417
Central Plateau0.3719.2139.612
Eastern Plateau..6.1176.117
Western Pre-Alps0.47126.1626.56
Central Pre-Alps1.43547.5548.95
Eastern Pre-Alps0.75038.1538.85
Northwestern Alps3.32334.3637.65
Central Alps4.02011.41115.49
Northeastern Alps3.72019.5723.26
Southwestern Alps7.31571.6378.93
Southeastern Alps3.72276.8480.43
Southern Alps11.112115.83126.92
Switzerland39.76495.91535.51

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 03.11.2014 #169999/156382

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
slope (20% classes)altitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%above 1800 m..............
1401-1800 m..............
1001-1400 m..............
601-1000 m..............
to 600 m..............
total..............
21-40 %above 1800 m....0.41005.51463.9872.135811.9204
1401-1800 m0.4100..7.816311.3916.41447.513733.358
1001-1400 m2.9191..21.3724.11762.51072.913833.6130
601-1000 m1.4158..3.9158......5.3140
to 600 m..............
total4.7163..33.35720.96912.79612.519884.194
over 100%above 1800 m..............
1401-1800 m....1.1581.0580.41000.41002.835
1001-1400 m....1.8451.058..0.41003.233
601-1000 m....0.771......0.771
to 600 m..............
total....3.5312.1410.41000.7716.723
totalabove 1800 m....0.41005.5253.9302.14111.917
1401-1800 m0.4100..8.92012.3166.7227.82136.110
1001-1400 m2.935..23.0125.1252.5373.23336.710
601-1000 m1.450..4.628......6.124
to 600 m..............
total4.727..36.9922.91113.11613.21690.86

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170000/156383

NFI2

forest area: forest type (12 classes) · biogeographical region
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
forest type (12 classes) %± %± %± %± %± %± %±
inaccessible forest0.50.51.81.03.80.62.90.83.00.94.60.83.40.3
shrub forest....0.90.31.00.51.60.68.71.02.80.3
permanently unstocked forest area1.80.92.41.21.70.42.20.71.10.51.10.41.60.2
forest aisles, embankments0.90.6..0.40.20.70.40.30.30.50.30.50.1
permanently open stand0.90.6..4.30.66.51.213.31.85.40.85.50.4
selva, plantation....0.10.1....2.20.50.60.1
coppice forest0.90.6..1.00.31.90.7..9.11.12.90.3
coppice with standards0.50.50.60.60.20.10.20.2..10.81.12.80.3
selection type high forest1.80.91.20.86.10.79.81.55.21.24.60.85.50.4
non-uniform high forest7.81.86.61.911.40.914.61.79.21.58.31.010.30.5
imcomplete..............
uniform high forest84.82.487.52.570.01.460.32.466.32.544.51.864.10.9
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 #170001/156384

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
slope (20% classes)
to 20%21-40 %over 100%total
cantonaltitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
AIabove 1800 m........
1401-1800 m........
1001-1400 m..0.62000.31001.054
601-1000 m........
to 600 m........
total..0.62000.31001.054
ARabove 1800 m........
1401-1800 m........
1001-1400 m..0.3100..0.3100
601-1000 m........
to 600 m........
total..0.3100..0.3100
BEabove 1800 m..0.3100..0.3100
1401-1800 m..2.82150.31003.133
1001-1400 m..8.5211..8.520
601-1000 m..2.1228..2.141
to 600 m........
total..13.71880.310014.115
BL/BSabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
FRabove 1800 m........
1401-1800 m........
1001-1400 m..1.1170..1.157
601-1000 m........
to 600 m........
total..1.1170..1.157
GEabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
GLabove 1800 m........
1401-1800 m..1.5157..1.549
1001-1400 m..1.257..1.257
601-1000 m..0.82000.41001.257
to 600 m........
total..3.5920.41003.929
GRabove 1800 m..4.975..4.926
1401-1800 m..8.71380.31009.119
1001-1400 m..5.21500.31005.625
601-1000 m........
to 600 m........
total..18.9800.77119.613
JUabove 1800 m........
1401-1800 m........
1001-1400 m..0.8200..0.870
601-1000 m........
to 600 m........
total..0.8200..0.870
LUabove 1800 m........
1401-1800 m........
1001-1400 m..0.6200..0.670
601-1000 m........
to 600 m........
total..0.6200..0.670
NEabove 1800 m........
1401-1800 m........
1001-1400 m..0.3100..0.3100
601-1000 m..0.6200..0.670
to 600 m........
total..1.0170..1.057
NWabove 1800 m........
1401-1800 m....0.41000.4100
1001-1400 m..0.4100..0.4100
601-1000 m..0.4100..0.4100
to 600 m........
total..0.8690.41001.255
OWabove 1800 m........
1401-1800 m..0.41000.41000.770
1001-1400 m..0.770..0.770
601-1000 m..0.4100..0.4100
to 600 m........
total..1.51570.41001.943
SGabove 1800 m........
1401-1800 m........
1001-1400 m..2.22500.41002.537
601-1000 m..1.1300..1.157
to 600 m........
total..3.31850.41003.631
SHabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
SOabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
SZabove 1800 m........
1401-1800 m........
1001-1400 m..1.81270.41002.240
601-1000 m........
to 600 m........
total..1.81270.41002.240
TGabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
TIabove 1800 m..1.1300..1.158
1401-1800 m..5.41490.41005.725
1001-1400 m..1.1580.41001.450
601-1000 m........
to 600 m........
total..7.52370.7718.320
URabove 1800 m........
1401-1800 m..1.3140..1.349
1001-1400 m..1.3157..1.349
601-1000 m....0.31000.3100
to 600 m........
total..2.61000.31003.031
VDabove 1800 m........
1401-1800 m..1.1171..1.158
1001-1400 m..2.31150.41002.737
601-1000 m........
to 600 m........
total..3.42020.41003.831
VSabove 1800 m..5.5147..5.525
1401-1800 m..12.0901.05813.015
1001-1400 m..4.81611.0585.824
601-1000 m........
to 600 m........
total..22.3682.14124.411
ZGabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
ZHabove 1800 m........
1401-1800 m........
1001-1400 m........
601-1000 m........
to 600 m........
total........
Switzerlandabove 1800 m..11.8204..11.817
1401-1800 m..33.2582.83536.110
1001-1400 m..33.31313.23336.510
601-1000 m..5.31400.7716.024
to 600 m........
total..83.7946.72390.46

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 03.11.2014 #170002/156385

NFI2

forest area: forest type (12 classes) · biogeographical region
unit: 1000 ha
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
forest type (12 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
inaccessible forest0.21000.5587.8152.0291.9306.01718.510
shrub forest....1.8310.7501.04111.31214.810
permanently unstocked forest area0.7500.7503.5221.5330.7501.4358.614
forest aisles, embankments0.471..0.9450.5580.21000.7502.626
permanently open stand0.471..8.7144.6198.5147.11629.28
selva, plantation....0.2100....2.8253.024
coppice forest0.471..2.1291.435..11.81215.710
coppice with standards0.21000.21000.4710.2100..13.91114.811
selection type high forest0.7500.47112.4126.9153.3236.01729.78
non-uniform high forest3.1241.93023.2910.3125.91710.81255.25
imcomplete..............
uniform high forest33.1726.08141.9342.7542.6557.65343.82
total39.0629.77202.8270.8364.24129.52535.91

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170003/156386

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
slope (20% classes)altitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%above 1800 m............
1401-1800 m............
1001-1400 m............
601-1000 m............
to 600 m............
total............
21-40 %above 1800 m....0.41009.31192.135811.8204
1401-1800 m0.4100..1.117124.9666.714033.158
1001-1400 m2.9191..6.813220.7732.813833.3130
601-1000 m1.5158..2.21211.7128..5.3140
to 600 m............
total4.7163..10.510356.74311.719983.694
over 100%above 1800 m............
1401-1800 m....1.1581.4500.41002.835
1001-1400 m....1.1581.7450.41003.233
601-1000 m......0.771..0.771
to 600 m............
total....2.2413.8300.7716.723
totalabove 1800 m....0.41009.3192.14111.817
1401-1800 m0.4100..2.24126.3117.12235.910
1001-1400 m2.935..7.92122.5123.23336.510
601-1000 m1.550..2.2412.438..6.024
to 600 m............
total4.727..12.61660.5712.41690.36

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170004/156387

NFI2

forest area: forest type (12 classes) · canton
unit: %
unit of evaluation: forest
restriction: protection forest perimeter SilvaProtect = inside perimeter
grid: terrestrial grid NFI2
state 1993/95
forest type (12 classes)
inaccessible forestshrub forestpermanently unstocked forest areaforest aisles, embankmentspermanently open standselva, plantationcoppice forestcoppice with standardsselection type high forestnon-uniform high forestimcompleteuniform high foresttotal
canton %± %± %± %± %± %± %± %± %± %± %± %± %±
AG..............11.110.5......88.910.4100.0.
AI....5.65.5......5.65.5....11.17.5..77.89.6100.0.
AR..................13.67.4..86.47.0100.0.
BE1.50.60.90.42.40.70.70.43.10.8..1.10.5..7.51.211.61.5..71.22.1100.0.
BL/BS..................9.56.4..90.56.1100.0.
FR....3.62.1..6.02.6......6.02.616.94.1..67.55.2100.0.
GE..........................
GL9.83.8..1.61.61.61.68.33.5......3.42.39.83.8..65.56.0100.0.
GR3.00.71.60.51.20.40.30.211.91.30.20.20.50.31.50.55.50.98.51.1..65.81.9100.0.
JU....1.51.52.92.1........4.42.513.24.1..77.94.8100.0.
LU5.03.4......2.42.4........4.93.4..87.75.1100.0.
NE4.03.9..............4.03.98.05.4..84.07.2100.0.
NW4.84.7................13.97.5..81.48.2100.0.
OW1.81.81.81.83.62.51.81.81.81.8........12.54.4..76.85.7100.0.
SG7.71.90.50.50.50.5..4.61.50.50.5....4.11.410.32.2..71.83.2100.0.
SH......................100.0.100.0.
SO......................100.0.100.0.
SZ2.51.8..3.82.2..1.31.3......5.12.56.32.7..81.04.3100.0.
TG......................100.0.100.0.
TI5.10.910.51.21.20.50.50.34.30.82.60.711.11.312.11.34.60.98.21.1..39.72.0100.0.
UR5.33.05.22.9....1.81.7..1.81.7..1.81.75.33.0..79.05.4100.0.
VD2.31.3..1.51.1..3.91.7..0.80.81.51.16.22.113.23.0..70.54.0100.0.
VS3.40.80.90.42.10.70.60.46.21.1..2.80.80.20.29.21.314.31.6..60.32.3100.0.
ZG................6.36.16.36.1..87.57.6100.0.
ZH......................100.0.100.0.
Switzerland3.40.32.80.31.60.20.50.15.40.40.60.12.90.32.80.35.60.410.30.5..64.10.8100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #170005/156388

NFI4b

forest area: slope (20% classes) · altitude (400 m classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
restriction: avalanches SilvaProtect, modelled and assigned = inside perimeter
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
slope (20% classes)altitude (400 m classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%above 1800 m..............
1401-1800 m..............
1001-1400 m..............
601-1000 m..............
to 600 m..............
total..............
21-40 %above 1800 m..0.4100..5.51473.9872.135811.9204
1401-1800 m0.41004.01952.810212.0907.41416.714033.258
1001-1400 m2.919112.3927.21704.81613.51942.813833.5130
601-1000 m1.41582.22281.7241......5.3140
to 600 m..............
total4.716418.87511.712122.36814.88911.719983.994
over 100%above 1800 m..............
1401-1800 m..1.158..1.0580.41000.41002.835
1001-1400 m..0.41001.0581.0580.41000.41003.133
601-1000 m....0.771......0.771
to 600 m..............
total..1.4501.7442.1410.7710.7716.623
totalabove 1800 m..0.4100..5.5253.9302.14111.917
1401-1800 m0.41005.0262.83513.0157.7217.12236.010
1001-1400 m2.93512.6168.3205.8243.9303.23336.710
601-1000 m1.4502.2412.438......6.024
to 600 m..............
total4.72820.21313.41524.41115.51412.41690.56

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 03.11.2014 #170006/156389
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