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NFI1
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1983/85
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.0.0.0.0.0.0.0.
less than 10 years ago37.040.0.0.0.37.04
11-20 years ago7.0160.0.0.0.7.016
21-30 years ago1.6350.0.0.21001.833
31-40 years ago0.6580.0.0.0.0.658
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.2400.0.0.0.1.240
total47.520.0.0.210047.72
AIn/a0.0.0.0.0.0.0.0.
less than 10 years ago3.3160.0.0.0.3.316
11-20 years ago1.2350.0.0.0.1.235
21-30 years ago0.0.0.0.0.0.0.0.
31-40 years ago0.4710.0.0.0.0.471
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total5.190.0.0.0.5.19
ARn/a0.0.0.0.0.0.0.0.
less than 10 years ago5.1150.0.0.0.5.115
11-20 years ago2.5250.0.0.0.2.525
21-30 years ago0.21000.0.0.0.0.2100
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.31000.0.0.0.0.3100
over 50 years ago0.21000.0.0.0.0.2100
total8.160.0.0.0.8.16
BEn/a0.4710.6573.8234.820
less than 10 years ago110.530.21000.2100110.93
11-20 years ago27.080.0.0.0.27.08
21-30 years ago10.8130.0.0.0.10.813
31-40 years ago4.4210.0.0.0.4.421
41-50 years ago2.5290.21000.0.2.728
over 50 years ago11.1131.6350.47113.112
total166.712.6284.421173.81
BL/BSn/a0.0.0.0.0.0.0.0.
less than 10 years ago14.870.0.0.0.14.87
11-20 years ago2.8270.0.0.0.2.827
21-30 years ago1.3410.0.0.0.1.341
31-40 years ago0.21000.21000.0.0.570
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.5670.0.0.0.0.567
total19.730.21000.0.20.03
FRn/a0.0.0.8510.0.0.851
less than 10 years ago20.870.0.0.0.20.87
11-20 years ago10.8120.0.0.0.10.812
21-30 years ago2.9260.0.0.0.2.926
31-40 years ago2.3300.0.0.0.2.330
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago3.5240.0.0.0.3.524
total40.530.8510.0.41.43
GEn/a0.0.0.0.0.0.0.0.
less than 10 years ago0.8660.0.0.0.0.866
11-20 years ago0.41000.0.0.0.0.4100
21-30 years ago0.8660.0.0.0.0.866
31-40 years ago1.2500.0.0.0.1.250
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.
total3.1130.0.0.0.3.113
GLn/a0.0.1.2401.3372.627
less than 10 years ago7.5130.0.0.0.7.513
11-20 years ago2.3280.0.0.0.2.328
21-30 years ago1.8320.0.0.0.1.832
31-40 years ago0.6570.21000.0.0.850
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago1.9300.21000.0.2.129
total14.271.6341.33717.15
GRn/a0.4713.12516.91120.410
less than 10 years ago58.550.21000.210058.95
11-20 years ago22.890.0.0.210023.09
21-30 years ago18.0100.21000.47118.610
31-40 years ago13.3120.21000.47113.911
41-50 years ago6.8170.0.0.21007.016
over 50 years ago31.271.2411.04533.47
total150.924.92019.310175.22
JUn/a0.0.0.0.0.0.0.0.
less than 10 years ago19.370.0.0.0.19.37
11-20 years ago7.6150.0.0.0.7.615
21-30 years ago2.9250.0.0.0.2.925
31-40 years ago0.8500.0.0.0.0.850
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago3.3230.0.0.0.3.323
total34.030.0.0.0.34.03
LUn/a0.0.0.4710.0.0.471
less than 10 years ago30.050.0.0.0.30.05
11-20 years ago7.0160.0.0.21007.216
21-30 years ago1.2410.21000.0.1.438
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.9490.0.0.0.0.949
over 50 years ago1.8330.21000.21002.230
total41.030.8500.47142.12
NEn/a0.21000.21000.0.0.370
less than 10 years ago21.060.0.0.0.21.06
11-20 years ago4.4200.0.0.0.4.420
21-30 years ago0.8510.0.0.0.0.851
31-40 years ago1.1450.0.0.0.1.145
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.8510.0.0.0.0.851
total28.230.21000.0.28.33
NWn/a0.31000.0.0.21000.571
less than 10 years ago4.1190.21000.0.4.318
11-20 years ago1.1440.0.0.0.1.144
21-30 years ago0.0.0.0.0.0.0.0.
31-40 years ago0.8480.0.0.0.0.848
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.2430.0.0.0.1.243
total7.580.21000.21007.98
OWn/a0.0.0.21000.21000.471
less than 10 years ago7.7130.0.0.0.7.713
11-20 years ago2.6260.0.0.0.2.626
21-30 years ago1.9320.0.0.0.1.932
31-40 years ago1.8330.0.0.0.1.833
41-50 years ago1.5360.0.0.0.1.536
over 50 years ago3.1220.0.0.0.3.122
total18.740.21000.210019.14
SGn/a0.0.0.9501.2412.132
less than 10 years ago30.160.21000.0.30.26
11-20 years ago9.1140.0.0.0.9.114
21-30 years ago4.1220.0.0.0.4.122
31-40 years ago3.2250.8500.0.4.022
41-50 years ago1.3400.21000.0.1.538
over 50 years ago4.1221.0450.0.5.120
total52.033.1261.24156.33
SHn/a0.21000.0.0.0.0.2100
less than 10 years ago10.360.0.0.0.10.36
11-20 years ago1.1370.0.0.0.1.137
21-30 years ago0.4710.0.0.0.0.471
31-40 years ago0.21000.0.0.0.0.2100
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.
total12.330.0.0.0.12.33
SOn/a0.0.0.0.0.0.0.0.
less than 10 years ago26.040.0.0.0.26.04
11-20 years ago2.9240.0.0.21003.123
21-30 years ago1.6360.0.0.0.1.636
31-40 years ago0.7580.0.0.0.0.758
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.5570.0.0.0.0.557
total31.920.0.0.210032.12
SZn/a0.0.0.4710.0.0.471
less than 10 years ago13.890.21000.0.14.09
11-20 years ago4.3200.0.0.0.4.320
21-30 years ago3.5230.0.0.0.3.523
31-40 years ago1.9300.0.0.0.1.930
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago2.9250.21000.6583.822
total27.140.8500.65828.53
TGn/a0.0.0.0.0.0.0.0.
less than 10 years ago16.150.0.0.0.16.15
11-20 years ago2.8240.0.0.0.2.824
21-30 years ago0.21000.0.0.0.0.2100
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.6590.0.0.0.0.659
total19.730.0.0.0.19.73
TIn/a0.21006.21817.01023.39
less than 10 years ago15.1110.0.0.0.15.111
11-20 years ago13.3120.21000.0.13.412
21-30 years ago11.6130.0.0.0.11.613
31-40 years ago16.8100.6580.0.17.410
41-50 years ago11.4130.21000.0.11.613
over 50 years ago37.261.4380.85039.46
total105.528.61517.710131.82
URn/a0.0.1.0453.4244.321
less than 10 years ago4.8170.0.0.21005.017
11-20 years ago2.4260.0.0.0.2.426
21-30 years ago1.0430.0.0.0.1.043
31-40 years ago0.8500.0.0.0.0.850
41-50 years ago0.6520.0.0.0.0.652
over 50 years ago4.2190.0.0.21004.418
total13.761.0453.82218.45
VDn/a1.8331.4380.21003.424
less than 10 years ago45.950.0.0.0.45.95
11-20 years ago22.080.0.0.0.22.08
21-30 years ago7.9150.0.0.0.7.915
31-40 years ago4.3210.0.0.0.4.321
41-50 years ago2.0310.0.0.0.2.031
over 50 years ago6.9160.0.0.6587.616
total90.821.4380.85093.02
VSn/a0.7501.9316.7179.414
less than 10 years ago21.490.0.0.0.21.49
11-20 years ago19.190.4710.210019.79
21-30 years ago17.9100.4710.210018.510
31-40 years ago11.9120.4710.0.12.412
41-50 years ago5.0190.0.0.0.5.019
over 50 years ago27.581.2411.24129.97
total103.624.3218.315116.32
ZGn/a0.0.0.0.0.0.0.0.
less than 10 years ago4.4120.0.0.0.4.412
11-20 years ago0.9430.0.0.0.0.943
21-30 years ago0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total5.570.0.0.0.5.57
ZHn/a0.0.0.0.0.0.0.0.
less than 10 years ago40.630.0.0.0.40.63
11-20 years ago6.5170.0.0.0.6.517
21-30 years ago1.7350.0.0.0.1.735
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.4370.0.0.0.1.437
total50.220.0.0.0.50.22
Switzerlandn/a4.22218.41051.0673.55
less than 10 years ago568.911.0450.658570.51
11-20 years ago184.030.6580.850185.43
21-30 years ago94.140.8500.85095.64
31-40 years ago67.452.4290.47170.25
41-50 years ago33.480.6580.210034.27
over 50 years ago145.637.0175.020157.63
total1097.5130.8858.861187.01
© WSL, Swiss National Forest Inventory, 22.06.2020 #804233/270564
NFI2
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI2
state1993/95
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a2.1280.0.0.0.2.128
less than 10 years ago33.940.0.0.0.33.94
11-20 years ago7.6140.0.0.0.7.614
21-30 years ago1.8310.0.0.0.1.831
31-40 years ago0.9440.0.0.0.0.944
41-50 years ago0.5580.0.0.0.0.558
over 50 years ago0.7500.0.0.0.0.750
total47.620.0.0.0.47.62
AIn/a0.5570.0.0.0.0.557
less than 10 years ago1.6270.0.0.0.1.627
11-20 years ago1.6290.0.0.0.1.629
21-30 years ago0.9390.0.0.0.0.939
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.4710.0.0.0.0.471
over 50 years ago0.21000.0.0.0.0.2100
total5.090.0.0.0.5.09
ARn/a0.5600.0.0.0.0.560
less than 10 years ago4.1160.0.0.0.4.116
11-20 years ago2.2260.0.0.0.2.226
21-30 years ago0.9450.0.0.0.0.945
31-40 years ago0.11000.0.0.0.0.1100
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.4740.0.0.0.0.474
total8.160.0.0.0.8.16
BEn/a11.0123.4235.11919.59
less than 10 years ago85.730.0.0.0.85.73
11-20 years ago38.060.0.0.0.38.06
21-30 years ago13.5110.0.0.0.13.511
31-40 years ago6.8160.0.0.0.6.816
41-50 years ago3.0240.0.0.0.3.024
over 50 years ago9.3140.0.0.21009.513
total167.413.4235.218176.01
BL/BSn/a0.6570.21000.0.0.849
less than 10 years ago10.4100.0.0.0.10.410
11-20 years ago6.4150.0.0.0.6.415
21-30 years ago1.2410.0.0.0.1.241
31-40 years ago1.2410.0.0.0.1.241
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.31000.0.0.0.0.3100
total20.230.21000.0.20.53
FRn/a2.8250.9450.0.3.822
less than 10 years ago20.070.0.0.0.20.07
11-20 years ago8.8130.0.0.0.8.813
21-30 years ago4.8180.0.0.0.4.818
31-40 years ago1.8320.0.0.0.1.832
41-50 years ago1.4380.0.0.0.1.438
over 50 years ago2.2290.0.0.0.2.229
total41.730.9450.0.42.72
GEn/a0.8530.21000.0.0.947
less than 10 years ago0.8530.0.0.0.0.853
11-20 years ago0.0.0.0.0.0.0.0.
21-30 years ago0.31000.0.0.0.0.3100
31-40 years ago0.31000.0.0.0.0.3100
41-50 years ago0.8530.0.0.0.0.853
over 50 years ago0.0.0.0.0.0.0.0.
total2.8150.21000.0.2.915
GLn/a1.2371.5343.0245.717
less than 10 years ago5.8150.0.0.0.5.815
11-20 years ago3.6190.0.0.0.3.619
21-30 years ago1.3380.0.0.0.1.338
31-40 years ago1.4350.0.0.0.1.435
41-50 years ago0.5580.0.0.0.0.558
over 50 years ago1.7310.0.0.0.1.731
total15.561.5343.02420.04
GRn/a14.8105.11819.8939.76
less than 10 years ago47.950.0.0.0.47.95
11-20 years ago31.670.0.0.0.31.67
21-30 years ago14.4110.0.0.0.14.411
31-40 years ago12.4110.0.0.0.12.411
41-50 years ago8.8140.0.0.0.8.814
over 50 years ago32.670.21000.0.32.87
total162.525.21819.89187.51
JUn/a2.4260.0.0.0.2.426
less than 10 years ago13.890.0.0.0.13.89
11-20 years ago10.2110.0.0.0.10.211
21-30 years ago3.5220.0.0.0.3.522
31-40 years ago1.4350.0.0.0.1.435
41-50 years ago0.7500.0.0.0.0.750
over 50 years ago1.4350.0.0.0.1.435
total33.320.0.0.0.33.32
LUn/a2.9230.7500.21003.721
less than 10 years ago20.170.0.0.0.20.17
11-20 years ago11.8110.0.0.0.11.811
21-30 years ago4.1200.0.0.0.4.120
31-40 years ago0.7500.0.0.0.0.750
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.9310.21000.0.2.030
total41.420.8450.210042.52
NEn/a1.2380.3710.0.1.633
less than 10 years ago19.860.0.0.0.19.86
11-20 years ago4.6180.0.0.0.4.618
21-30 years ago1.3380.0.0.0.1.338
31-40 years ago0.3710.0.0.0.0.371
41-50 years ago0.4720.0.0.0.0.472
over 50 years ago0.3710.0.0.0.0.371
total27.930.3710.0.28.33
NWn/a0.6570.3710.0.0.944
less than 10 years ago4.3170.0.0.0.4.317
11-20 years ago1.3390.0.0.0.1.339
21-30 years ago0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.4530.0.0.0.0.453
over 50 years ago1.5360.0.0.0.1.536
total8.170.3710.0.8.46
OWn/a2.2280.0.0.21002.327
less than 10 years ago6.5140.11000.0.6.714
11-20 years ago3.6200.0.0.0.3.620
21-30 years ago1.8310.0.0.0.1.831
31-40 years ago1.3370.0.0.0.1.337
41-50 years ago0.9440.0.0.0.0.944
over 50 years ago3.1220.0.0.0.3.122
total19.430.11000.210019.73
SGn/a4.1203.7222.0309.713
less than 10 years ago23.270.0.0.0.23.27
11-20 years ago13.5100.0.0.0.13.510
21-30 years ago4.1210.0.0.0.4.121
31-40 years ago2.3280.0.0.0.2.328
41-50 years ago2.3280.0.0.0.2.328
over 50 years ago5.1180.0.0.0.5.118
total54.633.7222.03060.22
SHn/a0.6570.0.0.0.0.657
less than 10 years ago7.6100.0.0.0.7.610
11-20 years ago3.6200.0.0.0.3.620
21-30 years ago0.21000.0.0.0.0.2100
31-40 years ago0.21000.0.0.0.0.2100
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.0.0.0.0.0.0.0.
total12.420.0.0.0.12.42
SOn/a2.2270.0.0.0.2.227
less than 10 years ago19.360.0.0.0.19.36
11-20 years ago7.6140.0.0.0.7.614
21-30 years ago1.3340.0.0.0.1.334
31-40 years ago1.2410.0.0.0.1.241
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.7500.0.0.0.0.750
total32.520.0.0.0.32.52
SZn/a2.6250.7500.5583.921
less than 10 years ago11.0100.0.0.0.11.010
11-20 years ago5.6170.0.0.0.5.617
21-30 years ago2.6250.0.0.0.2.625
31-40 years ago2.3270.0.0.0.2.327
41-50 years ago1.5330.0.0.0.1.533
over 50 years ago2.4260.0.0.0.2.426
total28.040.7500.55829.33
TGn/a0.5490.0.0.0.0.549
less than 10 years ago13.370.0.0.0.13.37
11-20 years ago5.0160.0.0.0.5.016
21-30 years ago0.7530.0.0.0.0.753
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.3730.0.0.0.0.373
total19.730.0.0.0.19.73
TIn/a10.3139.71318.2938.26
less than 10 years ago12.0120.0.0.0.12.012
11-20 years ago10.8130.0.0.0.10.813
21-30 years ago9.4130.0.0.0.9.413
31-40 years ago10.0130.0.0.0.10.013
41-50 years ago14.3110.0.0.210014.510
over 50 years ago42.850.0.0.210043.05
total109.629.71318.59137.91
URn/a2.0280.8443.4236.316
less than 10 years ago5.6140.0.0.0.5.614
11-20 years ago1.6300.0.0.0.1.630
21-30 years ago2.2260.0.0.0.2.226
31-40 years ago0.5570.0.0.0.0.557
41-50 years ago0.5580.0.0.0.0.558
over 50 years ago2.8230.21000.0.3.022
total15.451.0403.42319.85
VDn/a7.2151.9301.14110.213
less than 10 years ago45.050.0.0.210045.25
11-20 years ago17.790.0.0.0.17.79
21-30 years ago10.4120.0.0.0.10.412
31-40 years ago4.0210.0.0.0.4.021
41-50 years ago2.8250.0.0.0.2.825
over 50 years ago7.1150.0.0.0.7.115
total94.221.9301.33897.42
VSn/a11.5124.5196.31722.38
less than 10 years ago22.380.21000.0.22.58
11-20 years ago14.2100.0.0.0.14.210
21-30 years ago13.4110.0.0.0.13.411
31-40 years ago12.2110.0.0.0.12.211
41-50 years ago9.0130.0.0.0.9.013
over 50 years ago24.080.0.0.0.24.08
total106.524.7196.317117.42
ZGn/a0.21000.0.0.0.0.2100
less than 10 years ago3.9130.0.0.0.3.913
11-20 years ago1.0390.0.0.0.1.039
21-30 years ago0.3680.0.0.0.0.368
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total5.760.0.0.0.5.76
ZHn/a2.7250.0.0.0.2.725
less than 10 years ago35.940.0.0.0.35.94
11-20 years ago7.7140.0.0.0.7.714
21-30 years ago2.1280.0.0.0.2.128
31-40 years ago0.7500.0.0.0.0.750
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.3700.0.0.0.0.370
total49.410.0.0.0.49.41
Switzerlandn/a87.2434.0759.75180.93
less than 10 years ago473.810.3710.2100474.31
11-20 years ago219.430.0.0.0.219.43
21-30 years ago96.340.0.0.0.96.34
31-40 years ago62.050.0.0.0.62.05
41-50 years ago48.860.0.0.210048.96
over 50 years ago141.430.5580.471142.33
total1128.9134.8760.451224.10
© WSL, Swiss National Forest Inventory, 22.06.2020 #804238/270569
NFI2
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1993/95
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.21000.0.0.0.0.2100
less than 10 years ago35.040.0.0.0.35.04
11-20 years ago8.4140.0.0.0.8.414
21-30 years ago2.0310.0.0.0.2.031
31-40 years ago1.0440.0.0.0.1.044
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago0.8500.0.0.0.0.850
total48.120.0.0.0.48.12
AIn/a0.0.0.0.0.0.0.0.
less than 10 years ago1.5310.0.0.0.1.531
11-20 years ago1.9270.0.0.0.1.927
21-30 years ago1.1390.0.0.0.1.139
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.4710.0.0.0.0.471
over 50 years ago0.21000.0.0.0.0.2100
total5.190.0.0.0.5.19
ARn/a0.0.0.0.0.0.0.0.
less than 10 years ago4.1170.0.0.0.4.117
11-20 years ago2.5250.0.0.0.2.525
21-30 years ago1.0440.0.0.0.1.044
31-40 years ago0.21000.0.0.0.0.2100
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.4730.0.0.0.0.473
total8.160.0.0.0.8.16
BEn/a1.2413.4244.5219.115
less than 10 years ago87.240.0.0.0.87.24
11-20 years ago42.860.0.0.0.42.86
21-30 years ago15.2110.0.0.0.15.211
31-40 years ago7.6160.0.0.0.7.616
41-50 years ago3.4240.0.0.0.3.424
over 50 years ago10.4140.0.0.210010.613
total167.913.4244.721176.01
BL/BSn/a0.0.0.21000.0.0.2100
less than 10 years ago9.9110.0.0.0.9.911
11-20 years ago7.1140.0.0.0.7.114
21-30 years ago1.3410.0.0.0.1.341
31-40 years ago1.3410.0.0.0.1.341
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.31000.0.0.0.0.3100
total20.230.21000.0.20.43
FRn/a0.21000.8510.0.1.045
less than 10 years ago20.380.0.0.0.20.38
11-20 years ago9.8130.0.0.0.9.813
21-30 years ago5.4180.0.0.0.5.418
31-40 years ago2.0320.0.0.0.2.032
41-50 years ago1.5380.0.0.0.1.538
over 50 years ago2.5290.0.0.0.2.529
total41.730.8510.0.42.52
GEn/a0.41000.21000.0.0.675
less than 10 years ago1.2500.0.0.0.1.250
11-20 years ago0.0.0.0.0.0.0.0.
21-30 years ago0.41000.0.0.0.0.4100
31-40 years ago0.41000.0.0.0.0.4100
41-50 years ago1.2500.0.0.0.1.250
over 50 years ago0.0.0.0.0.0.0.0.
total3.520.21000.0.3.75
GLn/a0.21001.6343.1245.019
less than 10 years ago5.2170.0.0.0.5.217
11-20 years ago4.0190.0.0.0.4.019
21-30 years ago1.4370.0.0.0.1.437
31-40 years ago1.6340.0.0.0.1.634
41-50 years ago0.6570.0.0.0.0.657
over 50 years ago1.9310.0.0.0.1.931
total14.961.6343.12419.75
GRn/a2.6285.51919.21027.38
less than 10 years ago47.660.0.0.0.47.66
11-20 years ago35.670.0.0.0.35.67
21-30 years ago16.3110.0.0.0.16.311
31-40 years ago14.0110.0.0.0.14.011
41-50 years ago10.0140.0.0.0.10.014
over 50 years ago36.970.21000.0.37.17
total162.925.71819.210187.81
JUn/a0.4710.0.0.0.0.471
less than 10 years ago14.1100.0.0.0.14.110
11-20 years ago11.5110.0.0.0.11.511
21-30 years ago3.9210.0.0.0.3.921
31-40 years ago1.6350.0.0.0.1.635
41-50 years ago0.8500.0.0.0.0.850
over 50 years ago1.6350.0.0.0.1.635
total33.730.0.0.0.33.73
LUn/a0.21000.8500.21001.241
less than 10 years ago20.270.0.0.0.20.27
11-20 years ago13.2100.0.0.0.13.210
21-30 years ago4.6200.0.0.0.4.620
31-40 years ago0.8500.0.0.0.0.850
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago2.1310.21000.0.2.330
total41.221.0440.210042.42
NEn/a0.21000.21000.0.0.371
less than 10 years ago20.260.0.0.0.20.26
11-20 years ago5.2180.0.0.0.5.218
21-30 years ago1.4380.0.0.0.1.438
31-40 years ago0.4710.0.0.0.0.471
41-50 years ago0.5720.0.0.0.0.572
over 50 years ago0.4720.0.0.0.0.472
total28.330.21000.0.28.43
NWn/a0.0.0.21000.0.0.2100
less than 10 years ago4.2190.0.0.0.4.219
11-20 years ago1.5390.0.0.0.1.539
21-30 years ago0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.5520.0.0.0.0.552
over 50 years ago1.7360.0.0.0.1.736
total8.080.21000.0.8.17
OWn/a0.21000.0.0.21000.470
less than 10 years ago6.9140.11000.0.7.014
11-20 years ago4.1190.0.0.0.4.119
21-30 years ago2.0310.0.0.0.2.031
31-40 years ago1.5370.0.0.0.1.537
41-50 years ago1.1440.0.0.0.1.144
over 50 years ago3.4220.0.0.0.3.422
total19.140.11000.210019.54
SGn/a0.9504.0231.8336.617
less than 10 years ago22.680.0.0.0.22.68
11-20 years ago15.2100.0.0.0.15.210
21-30 years ago4.7210.0.0.0.4.721
31-40 years ago2.7280.0.0.0.2.728
41-50 years ago2.6270.0.0.0.2.627
over 50 years ago5.9180.0.0.0.5.918
total54.534.0231.83360.33
SHn/a0.0.0.0.0.0.0.0.
less than 10 years ago7.7110.0.0.0.7.711
11-20 years ago4.0190.0.0.0.4.019
21-30 years ago0.21000.0.0.0.0.2100
31-40 years ago0.21000.0.0.0.0.2100
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.0.0.0.0.0.0.0.
total12.330.0.0.0.12.33
SOn/a0.0.0.0.0.0.0.0.
less than 10 years ago19.970.0.0.0.19.97
11-20 years ago8.7130.0.0.0.8.713
21-30 years ago1.4330.0.0.0.1.433
31-40 years ago1.3410.0.0.0.1.341
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.8500.0.0.0.0.850
total32.320.0.0.0.32.32
SZn/a0.0.0.8500.4711.340
less than 10 years ago11.2110.0.0.0.11.211
11-20 years ago6.2170.0.0.0.6.217
21-30 years ago2.9250.0.0.0.2.925
31-40 years ago2.6270.0.0.0.2.627
41-50 years ago1.8330.0.0.0.1.833
over 50 years ago2.7260.0.0.0.2.726
total27.540.8500.47128.73
TGn/a0.11000.0.0.0.0.1100
less than 10 years ago13.470.0.0.0.13.47
11-20 years ago5.3160.0.0.0.5.316
21-30 years ago0.7520.0.0.0.0.752
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.3720.0.0.0.0.372
total19.930.0.0.0.19.93
TIn/a1.0459.51418.91029.58
less than 10 years ago11.8130.0.0.0.11.813
11-20 years ago11.8130.0.0.0.11.813
21-30 years ago10.6130.0.0.0.10.613
31-40 years ago11.2130.0.0.0.11.213
41-50 years ago16.0100.0.0.210016.210
over 50 years ago47.850.0.0.210048.05
total110.129.51419.39139.02
URn/a0.4711.0453.2254.620
less than 10 years ago5.5160.0.0.0.5.516
11-20 years ago1.9300.0.0.0.1.930
21-30 years ago2.6260.0.0.0.2.626
31-40 years ago0.6560.0.0.0.0.656
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago3.3220.21000.0.3.522
total14.851.1403.22519.25
VDn/a0.8502.2301.0454.022
less than 10 years ago46.050.0.0.210046.25
11-20 years ago19.990.0.0.0.19.99
21-30 years ago11.9120.0.0.0.11.912
31-40 years ago4.5210.0.0.0.4.521
41-50 years ago3.1250.0.0.0.3.125
over 50 years ago8.1150.0.0.0.8.115
total94.522.2301.24197.92
VSn/a1.4384.9206.31812.612
less than 10 years ago22.290.21000.0.22.49
11-20 years ago16.0100.0.0.0.16.010
21-30 years ago15.2110.0.0.0.15.211
31-40 years ago13.8110.0.0.0.13.811
41-50 years ago10.2130.0.0.0.10.213
over 50 years ago27.280.0.0.0.27.28
total105.925.1196.318117.32
ZGn/a0.0.0.0.0.0.0.0.
less than 10 years ago3.8150.0.0.0.3.815
11-20 years ago1.1390.0.0.0.1.139
21-30 years ago0.4670.0.0.0.0.467
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total5.570.0.0.0.5.57
ZHn/a0.0.0.0.0.0.0.0.
less than 10 years ago37.240.0.0.0.37.24
11-20 years ago9.0140.0.0.0.9.014
21-30 years ago2.6280.0.0.0.2.628
31-40 years ago0.8500.0.0.0.0.850
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.4700.0.0.0.0.470
total50.010.0.0.0.50.01
Switzerlandn/a10.31435.3758.86104.54
less than 10 years ago479.020.3720.2100479.62
11-20 years ago247.030.0.0.0.247.03
21-30 years ago109.040.0.0.0.109.04
31-40 years ago70.150.0.0.0.70.15
41-50 years ago55.460.0.0.210055.66
over 50 years ago159.230.6580.471160.13
total1130.1136.2759.661226.00
© WSL, Swiss National Forest Inventory, 22.06.2020 #804240/270571
NFI3
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 10 years ago38.340.0.0.0.38.34
11-20 years ago4.8190.0.0.0.4.819
21-30 years ago1.8320.0.0.0.1.832
31-40 years ago1.4370.0.0.0.1.437
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago0.6580.0.0.0.0.658
total47.520.0.0.0.47.52
AIless than 10 years ago2.1260.0.0.0.2.126
11-20 years ago0.9420.0.0.0.0.942
21-30 years ago1.0410.0.0.0.1.041
31-40 years ago0.7490.0.0.0.0.749
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.6570.0.0.0.0.657
total5.3100.0.0.0.5.310
ARless than 10 years ago4.0170.0.0.0.4.017
11-20 years ago2.1270.0.0.0.2.127
21-30 years ago1.6330.0.0.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.31000.0.0.0.0.3100
total8.160.0.0.0.8.16
BEless than 10 years ago92.130.4710.47192.93
11-20 years ago28.980.21000.0.29.18
21-30 years ago17.9100.4710.210018.610
31-40 years ago9.8140.21000.85010.813
41-50 years ago6.0180.4710.4716.817
over 50 years ago15.3112.4293.42421.19
total169.914.0225.219179.21
BL/BSless than 10 years ago11.6100.0.0.0.11.610
11-20 years ago3.6230.0.0.0.3.623
21-30 years ago3.1240.0.0.0.3.124
31-40 years ago0.7570.0.0.0.0.757
41-50 years ago0.9500.0.0.0.0.950
over 50 years ago0.5710.21000.0.0.857
total20.430.21000.0.20.73
FRless than 10 years ago24.660.0.0.0.24.66
11-20 years ago5.8170.0.0.0.5.817
21-30 years ago3.7220.0.0.0.3.722
31-40 years ago2.2280.0.0.0.2.228
41-50 years ago1.9310.0.0.0.1.931
over 50 years ago3.1250.8510.21004.222
total41.430.8510.210042.42
GEless than 10 years ago2.3250.0.0.0.2.325
11-20 years ago1.0570.0.0.0.1.057
21-30 years ago0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.41000.21000.0.0.675
total3.750.21000.0.3.97
GLless than 10 years ago5.3170.21000.21005.716
11-20 years ago2.6250.21000.6583.422
21-30 years ago2.3260.0.0.4712.725
31-40 years ago1.2400.0.0.21001.437
41-50 years ago1.3370.0.0.4701.732
over 50 years ago2.5271.4371.6355.417
total15.261.8323.32320.34
GRless than 10 years ago43.760.21000.0.43.96
11-20 years ago32.770.0.0.65833.27
21-30 years ago24.880.6582.62828.08
31-40 years ago13.2120.21004.02217.410
41-50 years ago7.6160.21005.22013.012
over 50 years ago51.353.52313.11267.95
total173.224.72025.69203.51
JUless than 10 years ago18.670.0.0.0.18.67
11-20 years ago4.7190.0.0.0.4.719
21-30 years ago6.2160.0.0.0.6.216
31-40 years ago2.1290.0.0.0.2.129
41-50 years ago0.6570.0.0.0.0.657
over 50 years ago1.2410.0.0.0.1.241
total33.430.0.0.0.33.43
LUless than 10 years ago22.670.0.0.0.22.67
11-20 years ago6.9160.0.0.0.6.916
21-30 years ago5.5180.0.0.0.5.518
31-40 years ago2.8260.21000.0.3.025
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago2.1310.6580.21002.926
total40.620.8500.210041.62
NEless than 10 years ago20.160.21000.0.20.36
11-20 years ago4.6190.0.0.0.4.619
21-30 years ago2.5290.0.0.0.2.529
31-40 years ago0.21000.0.0.0.0.2100
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.6600.0.0.0.0.660
total28.030.21000.0.28.23
NWless than 10 years ago2.9240.0.0.0.2.924
11-20 years ago2.7260.0.0.0.2.726
21-30 years ago0.8560.0.0.0.0.856
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.8340.21000.0.2.032
total8.270.21000.0.8.46
OWless than 10 years ago9.7110.0.0.0.9.711
11-20 years ago1.9300.11000.21002.328
21-30 years ago1.0410.0.0.0.1.041
31-40 years ago1.4380.0.0.0.1.438
41-50 years ago1.1440.21000.0.1.340
over 50 years ago3.9210.0.0.21004.120
total19.040.4740.47019.84
SGless than 10 years ago25.570.21000.0.25.77
11-20 years ago10.0130.4700.210010.613
21-30 years ago5.7180.0.0.4716.117
31-40 years ago3.5240.21000.0.3.723
41-50 years ago1.5380.0.0.0.1.538
over 50 years ago7.4162.1311.83311.313
total53.632.9262.42959.03
SHless than 10 years ago7.8100.0.0.0.7.810
11-20 years ago3.0220.0.0.0.3.022
21-30 years ago1.0440.0.0.0.1.044
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.2100
total12.330.0.0.0.12.33
SOless than 10 years ago19.070.0.0.0.19.07
11-20 years ago6.2160.0.0.0.6.216
21-30 years ago4.0220.0.0.0.4.022
31-40 years ago1.0450.0.0.0.1.045
41-50 years ago1.1450.0.0.0.1.145
over 50 years ago0.8510.0.0.0.0.851
total32.120.0.0.0.32.12
SZless than 10 years ago12.4100.21000.0.12.610
11-20 years ago4.8190.4710.0.5.219
21-30 years ago3.0250.0.0.0.3.025
31-40 years ago2.0310.0.0.0.2.031
41-50 years ago2.2300.21000.0.2.429
over 50 years ago4.1210.6580.0.4.719
total28.541.4380.0.29.93
TGless than 10 years ago14.960.0.0.0.14.96
11-20 years ago3.2220.0.0.0.3.222
21-30 years ago2.0290.0.0.0.2.029
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.
total20.120.0.0.0.20.12
TIless than 10 years ago14.4110.4710.85015.511
11-20 years ago10.1140.21001.83312.113
21-30 years ago12.0130.21003.62315.811
31-40 years ago9.2140.6582.92612.812
41-50 years ago10.3130.8502.32913.512
over 50 years ago66.849.3144.92081.04
total122.8211.41316.310150.61
URless than 10 years ago6.0150.0.0.0.6.015
11-20 years ago2.8250.0.0.5573.323
21-30 years ago0.4710.0.0.9451.438
31-40 years ago2.2270.0.0.0.2.227
41-50 years ago1.0430.0.0.8501.833
over 50 years ago3.5231.3372.5277.315
total15.861.3374.81922.05
VDless than 10 years ago47.250.21000.0.47.45
11-20 years ago20.890.0.0.210021.09
21-30 years ago9.7130.0.0.47110.113
31-40 years ago6.9160.0.0.0.6.916
41-50 years ago3.2250.0.0.0.3.225
over 50 years ago8.2151.6350.21009.914
total96.021.7330.85098.52
VSless than 10 years ago24.480.0.0.210024.68
11-20 years ago13.9110.0.0.0.13.911
21-30 years ago13.1120.0.1.43814.511
31-40 years ago9.6140.21001.24111.113
41-50 years ago12.8121.4372.03216.211
over 50 years ago40.563.1252.42946.15
total114.224.7207.317126.32
ZGless than 10 years ago4.1130.0.0.0.4.113
11-20 years ago0.8480.0.0.0.0.848
21-30 years ago0.7500.0.0.0.0.750
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total5.950.0.0.0.5.95
ZHless than 10 years ago36.540.0.0.0.36.54
11-20 years ago7.7150.0.0.0.7.715
21-30 years ago3.4240.0.0.0.3.424
31-40 years ago1.2410.0.0.0.1.241
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago0.0.0.0.0.0.0.0.
total49.420.0.0.0.49.42
Switzerlandless than 10 years ago510.111.9321.635513.61
11-20 years ago186.631.4364.122192.23
21-30 years ago127.341.24110.014138.44
31-40 years ago71.551.6359.21582.35
41-50 years ago53.663.22511.21368.05
over 50 years ago215.8327.5830.58273.82
total1164.9136.9766.651268.40
© WSL, Swiss National Forest Inventory, 22.06.2020 #804244/270575
NFI3
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2004/06
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 10 years ago38.540.0.0.0.38.54
11-20 years ago4.8190.0.0.0.4.819
21-30 years ago1.8320.0.0.0.1.832
31-40 years ago1.4370.0.0.0.1.437
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago0.6580.0.0.0.0.658
total47.720.0.0.0.47.72
AIless than 10 years ago2.1260.0.0.0.2.126
11-20 years ago0.9420.0.0.0.0.942
21-30 years ago1.0410.0.0.0.1.041
31-40 years ago0.7490.0.0.0.0.749
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.6570.0.0.0.0.657
total5.3100.0.0.0.5.310
ARless than 10 years ago4.0170.0.0.0.4.017
11-20 years ago2.1270.0.0.0.2.127
21-30 years ago1.6330.0.0.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.31000.0.0.0.0.3100
total8.160.0.0.0.8.16
BEless than 10 years ago93.330.4710.47194.13
11-20 years ago29.380.21000.0.29.58
21-30 years ago17.9100.4710.210018.610
31-40 years ago10.2130.21000.85011.213
41-50 years ago6.0180.6580.4717.017
over 50 years ago15.7112.6283.62321.99
total172.314.4215.419182.21
BL/BSless than 10 years ago11.6100.0.0.0.11.610
11-20 years ago3.6230.0.0.0.3.623
21-30 years ago3.1240.0.0.0.3.124
31-40 years ago0.7570.0.0.0.0.757
41-50 years ago0.9500.0.0.0.0.950
over 50 years ago0.5710.21000.0.0.857
total20.430.21000.0.20.73
FRless than 10 years ago24.660.0.0.0.24.66
11-20 years ago5.8170.0.0.0.5.817
21-30 years ago3.7220.0.0.0.3.722
31-40 years ago2.4270.0.0.0.2.427
41-50 years ago1.9310.0.0.0.1.931
over 50 years ago3.3240.8510.21004.421
total41.720.8510.210042.82
GEless than 10 years ago2.3250.0.0.0.2.325
11-20 years ago1.0570.0.0.0.1.057
21-30 years ago0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.41000.21000.0.0.675
total3.750.21000.0.3.97
GLless than 10 years ago5.3170.21000.21005.716
11-20 years ago2.9240.21000.6583.621
21-30 years ago2.3260.0.0.4712.725
31-40 years ago1.2400.0.0.21001.437
41-50 years ago1.3370.0.0.4701.732
over 50 years ago2.5271.4371.6355.417
total15.461.8323.32320.54
GRless than 10 years ago44.160.21000.0.44.36
11-20 years ago32.970.0.0.85033.67
21-30 years ago25.480.6582.62828.68
31-40 years ago13.6120.21004.02217.810
41-50 years ago7.8160.21005.41913.412
over 50 years ago52.153.52313.31269.05
total175.824.72026.19206.71
JUless than 10 years ago18.870.0.0.0.18.87
11-20 years ago4.7190.0.0.0.4.719
21-30 years ago6.2160.0.0.0.6.216
31-40 years ago2.1290.0.0.0.2.129
41-50 years ago0.6570.0.0.0.0.657
over 50 years ago1.2410.0.0.0.1.241
total33.520.0.0.0.33.52
LUless than 10 years ago23.070.0.0.0.23.07
11-20 years ago7.1150.0.0.0.7.115
21-30 years ago5.5180.0.0.0.5.518
31-40 years ago2.8260.21000.0.3.025
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago2.1310.8500.21003.125
total41.221.0450.210042.42
NEless than 10 years ago20.560.21000.0.20.76
11-20 years ago4.6190.0.0.0.4.619
21-30 years ago2.7280.0.0.0.2.728
31-40 years ago0.21000.0.0.0.0.2100
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.6600.0.0.0.0.660
total28.630.21000.0.28.73
NWless than 10 years ago2.9240.0.0.0.2.924
11-20 years ago2.7260.0.0.0.2.726
21-30 years ago0.8560.0.0.0.0.856
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.8340.21000.0.2.032
total8.270.21000.0.8.46
OWless than 10 years ago9.7110.0.0.0.9.711
11-20 years ago1.9300.11000.21002.328
21-30 years ago1.0410.0.0.0.1.041
31-40 years ago1.4380.0.0.0.1.438
41-50 years ago1.1440.21000.0.1.340
over 50 years ago3.9210.21000.21004.320
total19.040.6590.47020.03
SGless than 10 years ago26.370.21000.0.26.57
11-20 years ago10.5130.4700.210011.112
21-30 years ago5.7180.21000.4716.317
31-40 years ago3.5240.21000.0.3.723
41-50 years ago1.5380.0.0.0.1.538
over 50 years ago7.4162.1311.83311.313
total54.833.1252.42960.43
SHless than 10 years ago7.8100.0.0.0.7.810
11-20 years ago3.0220.0.0.0.3.022
21-30 years ago1.0440.0.0.0.1.044
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.2100
total12.330.0.0.0.12.33
SOless than 10 years ago19.270.0.0.0.19.27
11-20 years ago6.4160.0.0.0.6.416
21-30 years ago4.0220.0.0.0.4.022
31-40 years ago1.0450.0.0.0.1.045
41-50 years ago1.1450.0.0.0.1.145
over 50 years ago0.8510.0.0.0.0.851
total32.520.0.0.0.32.52
SZless than 10 years ago12.6100.4710.0.13.010
11-20 years ago4.8190.4710.0.5.219
21-30 years ago3.0250.0.0.0.3.025
31-40 years ago2.0310.0.0.0.2.031
41-50 years ago2.2300.21000.0.2.429
over 50 years ago4.3200.6580.0.4.919
total29.041.6350.0.30.53
TGless than 10 years ago14.960.0.0.0.14.96
11-20 years ago3.3210.0.0.0.3.321
21-30 years ago2.0290.0.0.0.2.029
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total20.530.0.0.0.20.53
TIless than 10 years ago14.6110.4710.85015.711
11-20 years ago10.3140.21001.83312.312
21-30 years ago12.2120.4713.62316.211
31-40 years ago9.2140.6582.92612.812
41-50 years ago10.3130.8502.32913.512
over 50 years ago66.849.7145.51981.93
total123.4212.01216.910152.41
URless than 10 years ago6.4150.0.0.0.6.415
11-20 years ago2.8250.0.0.5573.323
21-30 years ago0.4710.0.0.9451.438
31-40 years ago2.2270.0.0.0.2.227
41-50 years ago1.0430.0.0.8501.833
over 50 years ago3.5231.3372.7267.515
total16.351.3375.01922.65
VDless than 10 years ago47.650.21000.0.47.85
11-20 years ago21.490.0.0.210021.69
21-30 years ago10.1130.0.0.47110.513
31-40 years ago6.9160.0.0.0.6.916
41-50 years ago3.4240.0.0.0.3.424
over 50 years ago8.6151.8330.210010.513
total97.922.0310.850100.71
VSless than 10 years ago24.480.0.0.210024.68
11-20 years ago13.9110.0.0.0.13.911
21-30 years ago13.1120.0.1.43814.511
31-40 years ago9.8140.21001.24111.313
41-50 years ago13.0121.6352.03216.610
over 50 years ago40.763.7232.42946.95
total114.825.5197.317127.72
ZGless than 10 years ago4.1130.0.0.0.4.113
11-20 years ago0.8480.0.0.0.0.848
21-30 years ago0.7500.0.0.0.0.750
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total5.950.0.0.0.5.95
ZHless than 10 years ago36.540.0.0.0.36.54
11-20 years ago7.7150.0.0.0.7.715
21-30 years ago3.4240.0.0.0.3.424
31-40 years ago1.2410.0.0.0.1.241
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago0.0.0.0.0.0.0.0.
total49.420.0.0.0.49.42
Switzerlandless than 10 years ago515.012.2301.635518.81
11-20 years ago189.231.4364.321195.03
21-30 years ago128.741.63510.014140.24
31-40 years ago72.751.6359.21583.55
41-50 years ago54.263.72411.31369.25
over 50 years ago218.2329.3831.78279.22
total1178.0139.7768.251285.80
© WSL, Swiss National Forest Inventory, 22.06.2020 #804246/270577
NFI3
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI3
state2004/06
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGless than 10 years ago37.840.0.0.0.37.84
11-20 years ago4.8180.0.0.0.4.818
21-30 years ago2.1280.0.0.0.2.128
31-40 years ago1.4340.0.0.0.1.434
41-50 years ago0.7500.0.0.0.0.750
over 50 years ago0.5580.0.0.0.0.558
total47.520.0.0.0.47.52
AIless than 10 years ago2.1230.0.0.0.2.123
11-20 years ago0.8380.0.0.0.0.838
21-30 years ago1.2350.0.0.0.1.235
31-40 years ago0.7430.0.0.0.0.743
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.6570.0.0.0.0.657
total5.480.0.0.0.5.48
ARless than 10 years ago3.8170.0.0.0.3.817
11-20 years ago1.9270.0.0.0.1.927
21-30 years ago1.6310.0.0.0.1.631
31-40 years ago0.3690.0.0.0.0.369
41-50 years ago0.3710.0.0.0.0.371
over 50 years ago0.4680.0.0.0.0.468
total8.360.0.0.0.8.36
BEless than 10 years ago91.630.5580.47192.53
11-20 years ago29.370.3710.210029.87
21-30 years ago18.790.5580.47119.69
31-40 years ago10.6120.21000.75011.512
41-50 years ago6.0170.7500.5587.215
over 50 years ago15.0112.8253.52221.49
total171.115.1185.718181.91
BL/BSless than 10 years ago11.690.0.0.0.11.69
11-20 years ago3.8210.0.0.0.3.821
21-30 years ago3.1230.0.0.0.3.123
31-40 years ago0.6570.0.0.0.0.657
41-50 years ago0.9500.0.0.0.0.950
over 50 years ago0.5710.21000.0.0.758
total20.530.21000.0.20.73
FRless than 10 years ago24.760.0.0.0.24.76
11-20 years ago6.1160.21000.0.6.315
21-30 years ago3.6210.0.0.0.3.621
31-40 years ago2.2270.0.0.0.2.227
41-50 years ago1.7310.0.0.0.1.731
over 50 years ago3.1231.1410.21004.419
total41.421.3380.210042.92
GEless than 10 years ago2.1270.0.0.0.2.127
11-20 years ago0.9570.0.0.0.0.957
21-30 years ago0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.41000.0.0.0.0.4100
over 50 years ago0.41000.21000.0.0.575
total3.750.21000.0.3.96
GLless than 10 years ago5.8150.21000.21006.215
11-20 years ago2.9230.21000.5583.620
21-30 years ago2.0270.0.0.7502.724
31-40 years ago1.1410.0.0.21001.338
41-50 years ago1.2380.0.0.3701.533
over 50 years ago2.8231.4351.6335.816
total15.761.8303.52121.14
GRless than 10 years ago43.260.21000.0.43.46
11-20 years ago32.070.0.0.94532.97
21-30 years ago25.780.5582.52728.77
31-40 years ago13.6110.21004.12117.910
41-50 years ago8.1140.21005.31813.611
over 50 years ago52.453.72213.31169.44
total175.014.71926.18205.91
JUless than 10 years ago18.370.0.0.0.18.37
11-20 years ago5.1170.0.0.0.5.117
21-30 years ago5.8160.0.0.0.5.816
31-40 years ago1.9300.0.0.0.1.930
41-50 years ago0.5570.21000.0.0.749
over 50 years ago1.7310.0.0.0.1.731
total33.420.21000.0.33.62
LUless than 10 years ago22.760.0.0.0.22.76
11-20 years ago6.8150.0.0.0.6.815
21-30 years ago6.3150.0.0.0.6.315
31-40 years ago2.6250.21000.0.2.725
41-50 years ago0.5580.0.0.0.0.558
over 50 years ago1.9290.7500.4713.024
total40.820.9450.47142.02
NEless than 10 years ago20.660.21000.0.20.85
11-20 years ago4.8180.0.0.0.4.818
21-30 years ago2.4270.0.0.0.2.427
31-40 years ago0.21000.0.0.0.0.2100
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.7500.0.0.0.0.750
total28.830.21000.0.28.93
NWless than 10 years ago3.3210.0.0.0.3.321
11-20 years ago2.3270.0.0.0.2.327
21-30 years ago0.9480.0.0.0.0.948
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago1.7320.21000.21002.028
total8.360.21000.21008.75
OWless than 10 years ago10.0100.0.0.0.10.010
11-20 years ago2.1290.11000.21002.427
21-30 years ago1.2380.0.0.0.1.238
31-40 years ago1.3380.0.0.0.1.338
41-50 years ago1.0440.21000.0.1.240
over 50 years ago4.2190.21000.21004.519
total19.640.5590.37120.53
SGless than 10 years ago25.770.21000.0.25.97
11-20 years ago10.4120.3700.210010.912
21-30 years ago6.2160.21000.4716.716
31-40 years ago3.3230.21000.0.3.523
41-50 years ago1.7330.0.0.0.1.733
over 50 years ago7.7152.3292.03011.912
total54.933.2242.52660.62
SHless than 10 years ago7.7100.0.0.0.7.710
11-20 years ago2.9210.0.0.0.2.921
21-30 years ago0.9430.0.0.0.0.943
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.6590.0.0.0.0.659
over 50 years ago0.21000.0.0.0.0.2100
total12.230.0.0.0.12.23
SOless than 10 years ago19.060.0.0.0.19.06
11-20 years ago6.2150.0.0.0.6.215
21-30 years ago4.4190.0.0.0.4.419
31-40 years ago0.9450.0.0.0.0.945
41-50 years ago0.9450.0.0.0.0.945
over 50 years ago0.9450.0.0.0.0.945
total32.420.0.0.0.32.42
SZless than 10 years ago13.090.3710.0.13.39
11-20 years ago4.8180.3710.0.5.118
21-30 years ago3.2230.0.0.0.3.223
31-40 years ago2.0300.0.0.0.2.030
41-50 years ago1.9300.21000.0.2.129
over 50 years ago3.9200.6580.0.4.519
total28.731.4350.0.30.13
TGless than 10 years ago14.860.0.0.0.14.86
11-20 years ago3.3200.0.0.0.3.320
21-30 years ago1.9280.0.0.0.1.928
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total20.230.0.0.0.20.23
TIless than 10 years ago15.9100.3710.75017.010
11-20 years ago9.4140.21001.83111.412
21-30 years ago12.2120.3713.52216.110
31-40 years ago9.5130.5582.72612.712
41-50 years ago10.0130.7502.12912.811
over 50 years ago66.0410.2135.51881.73
total123.0212.31216.210151.61
URless than 10 years ago6.3140.0.0.0.6.314
11-20 years ago2.7240.0.0.5573.222
21-30 years ago0.4710.0.1.2381.633
31-40 years ago2.6250.0.0.21002.824
41-50 years ago0.9430.0.0.9451.831
over 50 years ago3.6211.2372.6267.414
total16.651.2375.41723.14
VDless than 10 years ago46.850.21000.0.47.05
11-20 years ago19.990.0.0.210020.19
21-30 years ago11.9110.0.0.47112.311
31-40 years ago6.9160.0.0.0.6.916
41-50 years ago3.6220.0.0.0.3.622
over 50 years ago8.6141.6330.47110.612
total97.821.8320.945100.41
VSless than 10 years ago24.080.0.0.210024.18
11-20 years ago14.0110.0.0.0.14.011
21-30 years ago13.0110.0.1.43514.511
31-40 years ago11.1120.21001.33812.511
41-50 years ago12.2111.4351.83215.510
over 50 years ago40.364.0212.52746.95
total114.725.6177.216127.52
ZGless than 10 years ago3.9130.0.0.0.3.913
11-20 years ago0.8480.0.0.0.0.848
21-30 years ago1.1390.0.0.0.1.139
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total6.050.0.0.0.6.05
ZHless than 10 years ago36.040.0.0.0.36.04
11-20 years ago7.6140.0.0.0.7.614
21-30 years ago3.4230.0.0.0.3.423
31-40 years ago1.3370.0.0.0.1.337
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago0.0.0.0.0.0.0.0.
total48.920.0.0.0.48.92
Switzerlandless than 10 years ago510.612.1291.435514.21
11-20 years ago185.731.7324.420191.83
21-30 years ago133.131.63310.413145.23
31-40 years ago74.151.4359.11484.64
41-50 years ago53.963.62210.91368.45
over 50 years ago217.5230.4832.37280.22
total1174.9040.8668.651284.20
© WSL, Swiss National Forest Inventory, 22.06.2020 #804250/270581
NFI4
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2009/17
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.21000.0.0.0.0.2100
less than 10 years ago36.140.0.0.0.36.14
11-20 years ago6.6160.0.0.0.6.616
21-30 years ago1.8330.0.0.0.1.833
31-40 years ago0.4700.0.0.0.0.470
41-50 years ago1.0440.0.0.0.1.044
over 50 years ago1.4370.0.0.0.1.437
total47.520.0.0.0.47.52
AIn/a0.0.0.0.0.0.0.0.
less than 10 years ago0.9420.0.0.0.0.942
11-20 years ago1.9280.0.0.0.1.928
21-30 years ago0.21000.0.0.0.0.2100
31-40 years ago1.0410.0.0.0.1.041
41-50 years ago0.6570.0.0.0.0.657
over 50 years ago0.8500.0.0.0.0.850
total5.3100.0.0.0.5.310
ARn/a0.0.0.0.0.0.0.0.
less than 10 years ago3.4210.0.0.0.3.421
11-20 years ago2.7220.0.0.0.2.722
21-30 years ago1.3330.0.0.0.1.333
31-40 years ago0.7500.0.0.0.0.750
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.4730.0.0.0.0.473
total8.460.0.0.0.8.46
BEn/a0.0.0.21000.0.0.2100
less than 10 years ago90.830.21000.47191.43
11-20 years ago31.370.4710.47132.17
21-30 years ago17.3100.6580.47118.310
31-40 years ago10.1140.21000.210010.514
41-50 years ago6.7170.21001.0457.916
over 50 years ago18.1103.3253.42424.89
total174.315.1205.818185.21
BL/BSn/a0.0.0.0.0.0.0.0.
less than 10 years ago10.9100.0.0.0.10.910
11-20 years ago5.0190.0.0.0.5.019
21-30 years ago1.7350.0.0.0.1.735
31-40 years ago1.5370.0.0.0.1.537
41-50 years ago0.4700.0.0.0.0.470
over 50 years ago1.3430.21000.0.1.539
total20.830.21000.0.21.13
FRn/a0.0.0.0.0.0.0.0.
less than 10 years ago23.070.21000.0.23.27
11-20 years ago8.0150.0.0.0.8.015
21-30 years ago2.6270.0.0.0.2.627
31-40 years ago3.1240.0.0.0.3.124
41-50 years ago1.7330.0.0.0.1.733
over 50 years ago3.3250.8510.21004.421
total41.831.0450.210043.02
GEn/a0.0.0.0.0.0.0.0.
less than 10 years ago2.7190.0.0.0.2.719
11-20 years ago0.0.0.0.0.0.0.0.
21-30 years ago1.0570.0.0.0.1.057
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.2100
total3.750.21000.0.3.97
GLn/a0.0.0.0.0.0.0.0.
less than 10 years ago4.4190.0.0.0.4.419
11-20 years ago3.1240.21000.4713.722
21-30 years ago2.5270.21000.6573.323
31-40 years ago1.7310.0.0.4712.128
41-50 years ago1.1440.0.0.0.1.144
over 50 years ago3.9211.4372.1297.414
total16.661.8323.52321.94
GRn/a0.0.0.0.0.0.0.0.
less than 10 years ago37.670.0.1.24138.87
11-20 years ago30.470.0.0.85031.27
21-30 years ago27.080.0.1.63528.68
31-40 years ago19.5100.6583.22523.39
41-50 years ago12.2120.21003.82316.211
over 50 years ago55.755.51916.71177.94
total182.516.21727.38216.01
JUn/a0.0.0.0.0.0.0.0.
less than 10 years ago17.870.0.0.0.17.87
11-20 years ago7.2150.0.0.0.7.215
21-30 years ago3.1240.0.0.0.3.124
31-40 years ago2.5270.0.0.0.2.527
41-50 years ago1.0450.0.0.0.1.045
over 50 years ago2.1290.0.0.0.2.129
total33.720.0.0.0.33.72
LUn/a0.0.0.0.0.0.0.0.
less than 10 years ago23.270.21000.210023.66
11-20 years ago10.2120.0.0.0.10.212
21-30 years ago2.2290.0.0.0.2.229
31-40 years ago2.0310.0.0.0.2.031
41-50 years ago1.3400.21000.0.1.537
over 50 years ago1.9330.6580.0.2.528
total40.821.0440.210042.02
NEn/a0.0.0.0.0.0.0.0.
less than 10 years ago22.150.0.0.0.22.15
11-20 years ago3.4230.21000.0.3.523
21-30 years ago1.2370.0.0.0.1.237
31-40 years ago1.0450.0.0.0.1.045
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.6600.0.0.0.0.660
total28.530.21000.0.28.63
NWn/a0.0.0.0.0.0.0.0.
less than 10 years ago2.9250.0.0.0.2.925
11-20 years ago2.7270.0.0.0.2.727
21-30 years ago1.2430.0.0.0.1.243
31-40 years ago0.31000.0.0.0.0.3100
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.3400.21000.0.1.536
total8.470.21000.0.8.66
OWn/a0.0.0.0.0.0.0.0.
less than 10 years ago7.2130.0.0.21007.413
11-20 years ago4.5190.11000.0.4.719
21-30 years ago1.7340.0.0.4702.130
31-40 years ago0.5580.0.0.0.0.558
41-50 years ago1.6350.0.0.0.1.635
over 50 years ago4.9190.0.0.21005.118
total20.440.11000.84921.44
SGn/a0.0.0.0.0.0.0.0.
less than 10 years ago23.780.0.0.0.23.78
11-20 years ago12.2120.0.0.47112.612
21-30 years ago5.5180.0.0.4715.918
31-40 years ago3.4240.21000.21003.823
41-50 years ago3.1260.21000.0.3.225
over 50 years ago8.5152.5291.63512.612
total56.532.8262.62861.93
SHn/a0.0.0.0.0.0.0.0.
less than 10 years ago6.3130.0.0.0.6.313
11-20 years ago4.2190.0.0.0.4.219
21-30 years ago1.6330.0.0.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.2100
total12.530.0.0.0.12.53
SOn/a0.0.0.0.0.0.0.0.
less than 10 years ago19.670.0.0.0.19.67
11-20 years ago7.0150.0.0.0.7.015
21-30 years ago1.3380.0.0.0.1.338
31-40 years ago1.3380.0.0.0.1.338
41-50 years ago1.2410.0.0.0.1.241
over 50 years ago2.1310.0.0.0.2.131
total32.620.0.0.0.32.62
SZn/a0.0.0.0.0.0.0.0.
less than 10 years ago10.6110.4710.0.11.011
11-20 years ago7.1150.0.0.0.7.115
21-30 years ago2.8260.21000.0.2.925
31-40 years ago1.7330.0.0.21002.031
41-50 years ago1.9310.0.0.0.1.931
over 50 years ago5.0190.6570.0.5.618
total29.141.2400.210030.53
TGn/a0.0.0.0.0.0.0.0.
less than 10 years ago14.260.0.0.0.14.26
11-20 years ago3.2220.0.0.0.3.222
21-30 years ago2.0290.0.0.0.2.029
31-40 years ago0.7560.0.0.0.0.756
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total20.320.0.0.0.20.32
TIn/a0.0.0.0.0.0.0.0.
less than 10 years ago14.6110.21000.65815.411
11-20 years ago9.0150.0.0.6589.614
21-30 years ago9.5140.4712.23012.013
31-40 years ago11.0130.21004.02215.211
41-50 years ago11.8130.8501.93114.511
over 50 years ago71.6410.3146.91788.73
total127.4211.81316.211155.41
URn/a0.0.0.0.0.0.0.0.
less than 10 years ago5.2170.0.0.0.5.217
11-20 years ago2.8230.0.1.0453.821
21-30 years ago2.5270.0.1.1413.623
31-40 years ago1.6350.0.1.0452.627
41-50 years ago0.9440.0.0.6581.535
over 50 years ago3.6221.7332.2307.515
total16.551.7335.91824.25
VDn/a0.21000.0.0.0.0.2100
less than 10 years ago47.350.0.0.0.47.35
11-20 years ago18.5100.21000.0.18.79
21-30 years ago11.4130.0.0.47111.812
31-40 years ago5.9180.21000.21006.317
41-50 years ago5.8180.0.0.0.5.818
over 50 years ago8.1151.6350.47110.113
total97.421.9321.045100.32
VSn/a0.0.0.0.0.0.0.0.
less than 10 years ago26.580.4710.0.26.98
11-20 years ago14.7110.0.0.47115.111
21-30 years ago10.9130.21000.47111.513
31-40 years ago10.8130.0.1.83312.612
41-50 years ago11.5130.0.1.24112.712
over 50 years ago46.756.2184.12257.05
total121.126.8177.916135.82
ZGn/a0.0.0.0.0.0.0.0.
less than 10 years ago5.190.21000.0.5.38
11-20 years ago0.4720.0.0.0.0.472
21-30 years ago0.21000.0.0.0.0.2100
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total6.050.21000.0.6.14
ZHn/a0.0.0.0.0.0.0.0.
less than 10 years ago36.340.0.0.0.36.34
11-20 years ago8.6140.21000.0.8.714
21-30 years ago3.4240.0.0.0.3.424
31-40 years ago1.3400.0.0.0.1.340
41-50 years ago0.4710.0.0.0.0.471
over 50 years ago0.6580.0.0.0.0.658
total50.510.21000.0.50.71
Switzerlandn/a0.4710.21000.0.0.658
less than 10 years ago492.611.8332.628496.91
11-20 years ago204.731.3384.022210.03
21-30 years ago115.941.5357.516125.04
31-40 years ago82.051.43811.21394.54
41-50 years ago64.551.6358.61574.75
over 50 years ago242.6235.1737.87315.52
total1202.7142.8771.751317.10
© WSL, Swiss National Forest Inventory, 22.06.2020 #804255/270586
NFI1
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
forest type (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
accessible forest without shrub forestn/a2.0320.8500.0.0.7500.4710.21004.122
less than 10 years ago305.61104.5364.9421.4952.8520.89570.11
11-20 years ago65.9540.8622.5919.1919.7916.310184.23
21-30 years ago20.31015.01110.61317.91015.01114.61193.44
31-40 years ago6.51711.3136.71711.9129.81420.5966.75
41-50 years ago1.9324.8202.9265.0194.12214.11132.78
over 50 years ago18.41017.81013.71127.5825.1843.16145.63
total420.61194.91121.32103.62127.02129.521096.91
inaccessible forest without shrub forestn/a1.0452.6283.5241.9313.1256.11818.310
less than 10 years ago0.21000.21000.4710.0.0.21000.0.1.045
11-20 years ago0.0.0.0.0.0.0.4710.0.0.21000.658
21-30 years ago0.0.0.21000.0.0.4710.0.0.21000.850
31-40 years ago0.21000.0.1.0450.4710.21000.6582.429
41-50 years ago0.0.0.21000.21000.0.0.0.0.21000.658
over 50 years ago0.4711.4381.5381.2410.6582.0327.017
total1.7334.7216.5174.3214.1229.31430.88
shrub forestn/a0.0.4.2226.2186.71711.41322.3951.06
less than 10 years ago0.0.0.21000.21000.0.0.21000.0.0.658
11-20 years ago0.21000.21000.0.0.21000.21000.0.0.850
21-30 years ago0.21000.0.0.0.0.21000.4710.0.0.850
31-40 years ago0.0.0.0.0.0.0.0.0.4710.0.0.471
41-50 years ago0.0.0.0.0.0.0.0.0.0.0.21000.2100
over 50 years ago0.21001.0450.8501.2410.8501.0455.020
total0.6585.7197.2168.31513.51223.5958.86
totaln/a3.0267.7169.7149.41415.01128.6873.45
less than 10 years ago305.81104.9365.5421.4953.3520.89571.71
11-20 years ago66.0541.0622.5919.7919.9916.510185.63
21-30 years ago20.51015.21110.61318.51015.41114.81195.04
31-40 years ago6.71711.3137.61612.41210.41321.1969.55
41-50 years ago1.9325.0203.1255.0194.12214.51133.67
over 50 years ago19.01020.21016.01029.9726.6846.06157.73
total422.91205.31135.02116.22144.62162.321186.51
© WSL, Swiss National Forest Inventory, 22.06.2020 #804257/270588
NFI4
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: canton
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AGn/a0.21000.0.0.0.0.2100
less than 10 years ago36.140.0.0.0.36.14
11-20 years ago6.6160.0.0.0.6.616
21-30 years ago1.8330.0.0.0.1.833
31-40 years ago0.4700.0.0.0.0.470
41-50 years ago1.0440.0.0.0.1.044
over 50 years ago1.4370.0.0.0.1.437
total47.520.0.0.0.47.52
AIn/a0.0.0.0.0.0.0.0.
less than 10 years ago0.9420.0.0.0.0.942
11-20 years ago1.9280.0.0.0.1.928
21-30 years ago0.21000.0.0.0.0.2100
31-40 years ago1.0410.0.0.0.1.041
41-50 years ago0.6570.0.0.0.0.657
over 50 years ago0.8500.0.0.0.0.850
total5.3100.0.0.0.5.310
ARn/a0.0.0.0.0.0.0.0.
less than 10 years ago3.2220.0.0.0.3.222
11-20 years ago2.5230.0.0.0.2.523
21-30 years ago1.3330.0.0.0.1.333
31-40 years ago0.7500.0.0.0.0.750
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.4730.0.0.0.0.473
total8.160.0.0.0.8.16
BEn/a0.0.0.21000.0.0.2100
less than 10 years ago89.230.21000.0.89.43
11-20 years ago30.970.4710.210031.57
21-30 years ago16.3110.6580.47117.310
31-40 years ago9.7140.21000.0.9.914
41-50 years ago6.7170.21001.0457.916
over 50 years ago17.3102.4293.22522.99
total170.114.2224.820179.21
BL/BSn/a0.0.0.0.0.0.0.0.
less than 10 years ago10.5110.0.0.0.10.511
11-20 years ago5.0190.0.0.0.5.019
21-30 years ago1.7350.0.0.0.1.735
31-40 years ago1.5370.0.0.0.1.537
41-50 years ago0.4700.0.0.0.0.470
over 50 years ago1.3430.21000.0.1.539
total20.430.21000.0.20.73
FRn/a0.0.0.0.0.0.0.0.
less than 10 years ago22.870.0.0.0.22.87
11-20 years ago7.8150.0.0.0.7.815
21-30 years ago2.6270.0.0.0.2.627
31-40 years ago3.1240.0.0.0.3.124
41-50 years ago1.7330.0.0.0.1.733
over 50 years ago3.3250.8510.21004.421
total41.430.8510.210042.42
GEn/a0.0.0.0.0.0.0.0.
less than 10 years ago2.7190.0.0.0.2.719
11-20 years ago0.0.0.0.0.0.0.0.
21-30 years ago1.0570.0.0.0.1.057
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.21000.0.0.2100
total3.750.21000.0.3.97
GLn/a0.0.0.0.0.0.0.0.
less than 10 years ago4.2190.0.0.0.4.219
11-20 years ago3.1240.21000.4713.722
21-30 years ago2.3280.21000.21002.726
31-40 years ago1.7310.0.0.4712.128
41-50 years ago1.1440.0.0.0.1.144
over 50 years ago3.7221.0441.9306.615
total16.061.4372.92520.34
GRn/a0.0.0.0.0.0.0.0.
less than 10 years ago35.970.0.0.65836.57
11-20 years ago30.270.0.0.0.30.27
21-30 years ago24.290.0.0.65824.88
31-40 years ago19.5100.6583.22523.39
41-50 years ago12.0120.21003.82316.011
over 50 years ago52.354.52115.91172.75
total174.125.31924.19203.51
JUn/a0.0.0.0.0.0.0.0.
less than 10 years ago17.770.0.0.0.17.77
11-20 years ago7.0150.0.0.0.7.015
21-30 years ago3.1240.0.0.0.3.124
31-40 years ago2.5270.0.0.0.2.527
41-50 years ago1.0450.0.0.0.1.045
over 50 years ago2.1290.0.0.0.2.129
total33.430.0.0.0.33.43
LUn/a0.0.0.0.0.0.0.0.
less than 10 years ago23.270.21000.210023.66
11-20 years ago10.2120.0.0.0.10.212
21-30 years ago2.0310.0.0.0.2.031
31-40 years ago2.0310.0.0.0.2.031
41-50 years ago1.3400.21000.0.1.537
over 50 years ago1.9330.4710.0.2.330
total40.620.8500.210041.62
NEn/a0.0.0.0.0.0.0.0.
less than 10 years ago21.950.0.0.0.21.95
11-20 years ago3.1240.21000.0.3.323
21-30 years ago1.2370.0.0.0.1.237
31-40 years ago1.0450.0.0.0.1.045
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.6600.0.0.0.0.660
total28.030.21000.0.28.23
NWn/a0.0.0.0.0.0.0.0.
less than 10 years ago2.9250.0.0.0.2.925
11-20 years ago2.5280.0.0.0.2.528
21-30 years ago1.2430.0.0.0.1.243
31-40 years ago0.31000.0.0.0.0.3100
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.3400.21000.0.1.536
total8.270.21000.0.8.46
OWn/a0.0.0.0.0.0.0.0.
less than 10 years ago6.8130.0.0.0.6.813
11-20 years ago4.4200.11000.0.4.519
21-30 years ago1.3380.0.0.21001.536
31-40 years ago0.5580.0.0.0.0.558
41-50 years ago1.6350.0.0.0.1.635
over 50 years ago4.7190.0.0.21004.919
total19.330.11000.47019.84
SGn/a0.0.0.0.0.0.0.0.
less than 10 years ago23.580.0.0.0.23.58
11-20 years ago11.9120.0.0.0.11.912
21-30 years ago5.1190.0.0.0.5.119
31-40 years ago3.4240.21000.21003.823
41-50 years ago2.8270.21000.0.3.026
over 50 years ago8.1152.3301.43811.712
total54.732.6271.63559.03
SHn/a0.0.0.0.0.0.0.0.
less than 10 years ago6.1140.0.0.0.6.114
11-20 years ago4.2190.0.0.0.4.219
21-30 years ago1.6330.0.0.0.1.633
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago0.21000.0.0.0.0.2100
total12.330.0.0.0.12.33
SOn/a0.0.0.0.0.0.0.0.
less than 10 years ago19.670.0.0.0.19.67
11-20 years ago6.6160.0.0.0.6.616
21-30 years ago1.3380.0.0.0.1.338
31-40 years ago1.3380.0.0.0.1.338
41-50 years ago1.2410.0.0.0.1.241
over 50 years ago2.1310.0.0.0.2.131
total32.120.0.0.0.32.12
SZn/a0.0.0.0.0.0.0.0.
less than 10 years ago10.4120.4710.0.10.811
11-20 years ago7.1150.0.0.0.7.115
21-30 years ago2.8260.21000.0.2.925
31-40 years ago1.7330.0.0.0.1.733
41-50 years ago1.9310.0.0.0.1.931
over 50 years ago5.0190.4710.0.5.418
total28.941.0450.0.29.93
TGn/a0.0.0.0.0.0.0.0.
less than 10 years ago14.260.0.0.0.14.26
11-20 years ago3.2220.0.0.0.3.222
21-30 years ago2.0290.0.0.0.2.029
31-40 years ago0.7560.0.0.0.0.756
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.0.0.0.0.0.0.0.
total20.120.0.0.0.20.12
TIn/a0.0.0.0.0.0.0.0.
less than 10 years ago14.4110.21000.65815.211
11-20 years ago9.0150.0.0.6589.614
21-30 years ago9.3140.4711.63511.213
31-40 years ago10.8130.21003.82314.811
41-50 years ago11.6130.8501.93114.311
over 50 years ago70.848.6156.11885.53
total125.8210.21314.611150.61
URn/a0.0.0.0.0.0.0.0.
less than 10 years ago5.0170.0.0.0.5.017
11-20 years ago2.8230.0.0.21003.023
21-30 years ago2.5270.0.0.7503.224
31-40 years ago1.6350.0.1.0452.627
41-50 years ago0.9440.0.0.0.0.944
over 50 years ago3.6221.5352.2307.315
total16.351.5354.12122.05
VDn/a0.21000.0.0.0.0.2100
less than 10 years ago46.950.0.0.0.46.95
11-20 years ago18.1100.21000.0.18.310
21-30 years ago11.0130.0.0.47111.413
31-40 years ago5.7180.21000.21006.118
41-50 years ago5.8180.0.0.0.5.818
over 50 years ago7.9151.4380.4719.714
total95.821.7331.04598.52
VSn/a0.0.0.0.0.0.0.0.
less than 10 years ago25.580.4710.0.25.98
11-20 years ago14.5110.0.0.47114.911
21-30 years ago9.7140.0.0.0.9.714
31-40 years ago10.2140.0.1.43811.613
41-50 years ago10.7130.0.0.65811.313
over 50 years ago45.154.4213.52452.95
total115.724.8205.918126.32
ZGn/a0.0.0.0.0.0.0.0.
less than 10 years ago4.9100.21000.0.5.19
11-20 years ago0.4720.0.0.0.0.472
21-30 years ago0.21000.0.0.0.0.2100
31-40 years ago0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.0.0.2100
total5.760.21000.0.5.95
ZHn/a0.0.0.0.0.0.0.0.
less than 10 years ago35.640.0.0.0.35.64
11-20 years ago8.4140.0.0.0.8.414
21-30 years ago3.1250.0.0.0.3.125
31-40 years ago1.3400.0.0.0.1.340
41-50 years ago0.4710.0.0.0.0.471
over 50 years ago0.6580.0.0.0.0.658
total49.420.0.0.0.49.42
Switzerlandn/a0.4710.21000.0.0.658
less than 10 years ago484.221.6351.438487.11
11-20 years ago201.431.1411.833204.33
21-30 years ago108.841.3384.122114.34
31-40 years ago80.651.43810.21492.15
41-50 years ago63.151.6357.41672.05
over 50 years ago234.7228.4835.07298.02
total1173.1135.5759.861268.40
© WSL, Swiss National Forest Inventory, 22.06.2020 #804258/270589
NFI1
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI1
state1983/85
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
forest type (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
accessible forest without shrub forestn/a2.5201.0320.0.1.1290.4500.11005.114
less than 10 years ago306.81104.7266.7323.0654.0420.57575.81
11-20 years ago67.6439.5520.6717.9720.5716.08182.02
21-30 years ago17.8716.589.81016.8713.3815.8890.03
31-40 years ago7.81110.2106.31211.8910.8921.8668.74
41-50 years ago2.0223.6173.3174.5155.41313.2831.95
over 50 years ago18.4719.7715.0827.3625.4644.04149.92
total422.90195.21121.81102.42129.71131.411103.50
inaccessible forest without shrub forestn/a0.8352.0223.6172.3213.4177.11219.27
less than 10 years ago0.5450.6410.2710.2710.11000.11001.724
11-20 years ago0.2710.11000.2710.3580.0.0.11000.933
21-30 years ago0.0.0.4500.11000.2710.0.0.11000.835
31-40 years ago0.11000.11000.7380.2710.2710.7382.022
41-50 years ago0.0.0.2710.11000.11000.0.0.4500.835
over 50 years ago0.3581.9231.3281.6250.5452.3217.911
total1.9235.3146.2134.9144.21510.8933.35
shrub forestn/a0.0.3.7166.2136.51210.61020.8747.84
less than 10 years ago0.0.0.11000.11000.2710.2710.0.0.641
11-20 years ago0.11000.11000.0.0.2710.2710.11000.738
21-30 years ago0.11000.0.0.0.0.2710.3580.0.0.641
31-40 years ago0.0.0.11000.0.0.0.0.3580.2710.641
41-50 years ago0.0.0.0.0.0.0.0.0.0.0.11000.1100
over 50 years ago0.11000.8350.5450.9331.3281.1304.715
total0.3584.8146.8128.11112.9922.3655.24
totaln/a3.3186.7129.81010.01014.4827.9672.14
less than 10 years ago307.31105.4267.0323.4654.3420.67578.11
11-20 years ago67.9439.7520.8618.4720.7716.27183.62
21-30 years ago18.0717.079.91017.2713.6815.9891.53
31-40 years ago7.91110.4107.01212.0911.3922.7671.34
41-50 years ago2.0223.8163.4174.6145.41313.7832.95
over 50 years ago18.8722.4616.9729.8527.2647.44162.52
total425.10205.31134.81115.41146.81164.411191.90
© WSL, Swiss National Forest Inventory, 22.06.2020 #804259/270590
NFI2
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI2
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
forest type (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
accessible forest without shrub forestn/a23.1816.11011.81211.51211.61213.61187.64
less than 10 years ago258.3281.7451.2522.3844.2516.110473.81
11-20 years ago88.8446.0628.1714.21028.3714.011219.43
21-30 years ago25.9821.4912.31113.41112.41211.41296.84
31-40 years ago10.4139.9136.71612.2119.91312.41161.55
41-50 years ago4.5206.9165.0189.0135.81717.4948.66
over 50 years ago11.11217.81012.81124.0824.0851.15140.73
total422.11199.71128.02106.42136.12136.021128.41
inaccessible forest without shrub forestn/a2.3285.8186.6164.5194.42010.31334.07
less than 10 years ago0.0.0.21000.0.0.21000.0.0.0.0.471
11-20 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
21-30 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.21000.0.0.21000.0.0.558
total2.4276.0176.8164.7194.61910.31334.97
shrub forestn/a0.0.6.5168.9146.31715.51122.5859.75
less than 10 years ago0.0.0.21000.0.0.0.0.0.0.0.0.2100
11-20 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
21-30 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.0.21000.2100
over 50 years ago0.0.0.21000.0.0.0.0.0.0.21000.471
total0.0.6.9168.9146.31715.51122.8860.45
totaln/a25.4828.4827.4822.3831.4746.36181.23
less than 10 years ago258.3282.0451.2522.5844.2516.110474.31
11-20 years ago88.8446.0628.1714.21028.3714.011219.43
21-30 years ago25.9821.4912.31113.41112.41211.41296.84
31-40 years ago10.4139.9136.71612.2119.91312.41161.55
41-50 years ago4.5206.9165.0189.0135.81717.6948.86
over 50 years ago11.21218.01013.01124.0824.2851.25141.63
total424.61212.61143.72117.42156.22169.211223.60
© WSL, Swiss National Forest Inventory, 22.06.2020 #804262/270593
NFI2
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1993/95
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
forest type (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
accessible forest without shrub forestn/a2.4291.4381.4381.4382.4291.24110.214
less than 10 years ago263.5283.4450.6522.2943.7616.011479.42
11-20 years ago100.7451.6631.9716.01031.8715.511247.43
21-30 years ago29.3824.1914.01115.21114.01112.912109.54
31-40 years ago11.81311.1137.61613.81111.11314.01169.45
41-50 years ago5.1207.7165.71810.2136.51719.6954.86
over 50 years ago12.51219.91014.61127.2827.1857.35158.63
total425.21199.21125.92105.92136.62136.621129.41
inaccessible forest without shrub forestn/a2.2305.9187.3164.9204.72010.31435.37
less than 10 years ago0.0.0.21000.0.0.21000.0.0.0.0.471
11-20 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
21-30 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
over 50 years ago0.21000.0.0.21000.0.0.21000.0.0.658
total2.4296.1187.5165.1194.92010.31436.47
shrub forestn/a0.0.5.9188.6156.31814.31223.7958.86
less than 10 years ago0.0.0.21000.0.0.0.0.0.0.0.0.2100
11-20 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
21-30 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
31-40 years ago0.0.0.0.0.0.0.0.0.0.0.0.0.0.
41-50 years ago0.0.0.0.0.0.0.0.0.0.0.21000.2100
over 50 years ago0.0.0.21000.0.0.0.0.0.0.21000.471
total0.0.6.3188.6156.31814.31224.1859.66
totaln/a4.62113.21217.41012.61221.5935.27104.44
less than 10 years ago263.5283.8450.6522.4943.7616.011480.02
11-20 years ago100.7451.6631.9716.01031.8715.511247.43
21-30 years ago29.3824.1914.01115.21114.01112.912109.54
31-40 years ago11.81311.1137.61613.81111.11314.01169.45
41-50 years ago5.1207.7165.71810.2136.51719.8955.06
over 50 years ago12.71220.11014.81127.2827.3857.55159.63
total427.61211.61142.02117.32155.92170.911225.30
© WSL, Swiss National Forest Inventory, 22.06.2020 #804265/270596
NFI3
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
forest type (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
accessible forest without shrub forestless than 10 years ago281.6291.2455.3524.4841.7616.611510.71
11-20 years ago68.9537.0724.1813.91130.0712.912186.83
21-30 years ago40.5722.3914.71113.11220.6916.211127.44
31-40 years ago13.61216.3119.6149.61410.81311.51371.45
41-50 years ago7.0179.3146.21812.8126.01812.01253.36
over 50 years ago11.51326.5818.31040.5634.4783.34214.63
total423.21202.61128.12114.22143.62152.521164.31
inaccessible forest without shrub forestless than 10 years ago0.4710.4710.6580.0.0.21000.4712.032
11-20 years ago0.0.0.4711.0450.0.0.0.0.21001.635
21-30 years ago0.0.0.4710.0.0.0.0.6570.21001.241
31-40 years ago0.21000.21000.21000.21000.0.0.8501.735
41-50 years ago0.0.0.6580.21001.4370.0.1.0453.225
over 50 years ago1.6354.5215.4193.1253.1259.61427.48
total2.2306.6187.5164.7203.92212.21237.07
shrub forestless than 10 years ago0.0.0.4710.21000.21000.0.0.8501.635
11-20 years ago0.0.0.21001.6350.0.0.6581.8334.222
21-30 years ago0.0.0.6581.8331.4381.4384.82010.014
31-40 years ago0.0.0.8500.21001.2413.2253.7239.215
41-50 years ago0.0.0.4711.2412.0323.8233.72311.213
over 50 years ago0.0.4.0226.2182.42911.5136.51730.78
total0.0.6.41811.2137.31720.61021.3966.85
totalless than 10 years ago282.0292.0456.1524.6841.9617.710514.31
11-20 years ago68.9537.6726.7813.91130.6714.911192.63
21-30 years ago40.5723.3916.51014.51122.6921.29138.64
31-40 years ago13.81217.41010.01411.11314.01216.01182.35
41-50 years ago7.01710.3147.61616.2119.81416.71167.65
over 50 years ago13.01235.0730.0846.1549.0699.53272.72
total425.31215.61146.92126.32168.02186.011268.10
© WSL, Swiss National Forest Inventory, 22.06.2020 #804272/270603
NFI3
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
forest type (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
accessible forest without shrub forestless than 10 years ago283.2292.6456.7524.4842.1616.710515.71
11-20 years ago70.3537.2724.7813.91130.2713.112189.53
21-30 years ago41.1722.3914.71113.11221.0916.610128.94
31-40 years ago13.81216.7109.6149.81411.21311.51372.65
41-50 years ago7.0179.5146.21813.0126.01812.21253.96
over 50 years ago11.91327.3818.51040.7635.0783.54217.03
total427.31205.61130.42114.82145.62153.721177.51
inaccessible forest without shrub forestless than 10 years ago0.4710.4710.8500.0.0.21000.4712.230
11-20 years ago0.0.0.4711.0450.0.0.0.0.21001.635
21-30 years ago0.0.0.4710.21000.0.0.6570.4711.635
31-40 years ago0.21000.21000.21000.21000.0.0.8501.735
41-50 years ago0.0.0.8500.21001.6350.0.1.0453.624
over 50 years ago1.6355.3205.4193.7233.12510.01429.18
total2.2307.5167.9165.5193.92212.81239.87
shrub forestless than 10 years ago0.0.0.4710.21000.21000.0.0.8501.635
11-20 years ago0.0.0.21001.6350.0.0.8501.8334.421
21-30 years ago0.0.0.6581.8331.4381.4384.82010.014
31-40 years ago0.0.0.8500.21001.2413.2253.7239.215
41-50 years ago0.0.0.4711.2412.0323.9223.72311.313
over 50 years ago0.0.4.2226.4172.42911.7137.11631.98
total0.0.6.61711.4137.31721.11021.9968.45
totalless than 10 years ago283.6293.4457.7524.6842.3617.910519.51
11-20 years ago70.3537.8727.4813.91131.0715.111195.53
21-30 years ago41.1723.3916.71014.51123.0921.89140.44
31-40 years ago14.01217.71010.01411.31314.41116.01183.55
41-50 years ago7.01710.7137.61616.61010.01416.91068.85
over 50 years ago13.41236.8730.4846.9549.86100.73278.02
total429.51219.81149.72127.72170.62188.411285.70
© WSL, Swiss National Forest Inventory, 22.06.2020 #804273/270604
NFI3
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI3
state2004/06
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
forest type (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
accessible forest without shrub forestless than 10 years ago280.3291.0456.5524.0841.3618.09511.01
11-20 years ago69.4537.1624.0814.01129.6711.912186.13
21-30 years ago43.7623.5815.31013.01121.4916.510133.43
31-40 years ago13.51116.4109.91311.11211.21211.71273.95
41-50 years ago7.3159.7136.01712.2116.21712.11253.56
over 50 years ago12.51226.4819.3940.3635.5682.73216.62
total426.61204.21131.02114.72145.12152.921174.50
inaccessible forest without shrub forestless than 10 years ago0.4710.5580.7500.0.0.21000.4712.229
11-20 years ago0.21000.5580.9450.0.0.0.0.21001.832
21-30 years ago0.0.0.5580.21000.0.0.5570.4711.633
31-40 years ago0.21000.21000.21000.21000.0.0.7501.535
41-50 years ago0.21000.9450.21001.4350.0.0.9453.522
over 50 years ago1.4355.6185.4184.0213.32310.61330.38
total2.3288.3157.6155.6174.02113.01140.96
shrub forestless than 10 years ago0.0.0.4710.21000.21000.0.0.7501.435
11-20 years ago0.0.0.4711.4350.0.0.9451.8324.420
21-30 years ago0.0.0.7502.3281.4351.4354.61910.513
31-40 years ago0.0.0.7500.4711.3383.4233.4239.114
41-50 years ago0.0.0.5581.2381.8323.9213.52211.013
over 50 years ago0.0.4.6206.5172.52711.4127.41532.47
total0.0.7.31512.0127.21621.0921.4968.95
totalless than 10 years ago280.6291.9357.4524.1841.5619.19514.51
11-20 years ago69.5538.0626.4814.01130.5713.911192.43
21-30 years ago43.7624.8817.8914.51123.4821.59145.63
31-40 years ago13.71117.31010.51312.51114.61115.81084.44
41-50 years ago7.41511.1127.51515.51010.01316.51068.05
over 50 years ago13.91136.6731.1746.9550.25100.63279.32
total428.91219.71150.62127.52170.12187.411284.20
© WSL, Swiss National Forest Inventory, 22.06.2020 #804274/270605
NFI4
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: protection forest region
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
forest type (3 classes)time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
accessible forest without shrub forestn/a0.4710.0.0.0.0.0.0.0.0.0.0.471
less than 10 years ago275.8284.9448.0525.5832.8717.710484.81
11-20 years ago75.9542.4629.1714.51128.8810.513201.23
21-30 years ago29.2822.0914.6119.71421.5911.913109.04
31-40 years ago16.81113.41210.21310.21416.21114.11180.85
41-50 years ago9.21412.1127.41610.7139.61414.01263.05
over 50 years ago15.71128.2821.5945.1535.4787.44233.22
total423.01203.11130.72115.72144.42155.521172.31
inaccessible forest without shrub forestn/a0.0.0.21000.0.0.0.0.0.0.0.0.2100
less than 10 years ago0.0.0.4710.6580.4710.0.0.21001.635
11-20 years ago0.4710.6580.21000.0.0.0.0.0.1.241
21-30 years ago0.21000.4710.4710.0.0.0.0.4711.438
31-40 years ago0.0.0.4710.21000.0.0.6580.21001.438
41-50 years ago0.21000.21000.21000.0.0.0.1.0451.635
over 50 years ago1.4384.2225.3194.4213.12510.01428.48
total2.2306.5186.9174.8203.72311.71335.87
shrub forestn/a0.0.0.0.0.0.0.0.0.0.0.0.0.0.
less than 10 years ago0.21000.0.0.0.0.0.0.6580.6581.438
11-20 years ago0.0.0.21000.6580.4710.0.0.6581.833
21-30 years ago0.0.0.8501.2410.0.0.6581.6354.222
31-40 years ago0.0.0.21001.6351.4382.2304.82010.214
41-50 years ago0.0.1.0450.0.0.6582.8272.9267.416
over 50 years ago0.0.3.8235.8183.52413.7128.31535.17
total0.21006.0189.2155.91819.91018.81060.06
totaln/a0.4710.21000.0.0.0.0.0.0.0.0.658
less than 10 years ago276.0285.3448.6525.9833.4718.510487.81
11-20 years ago76.3543.2629.9714.91128.8811.013204.23
21-30 years ago29.4823.2916.2119.71422.1913.912114.54
31-40 years ago16.81114.01212.01211.61319.01019.01092.45
41-50 years ago9.51413.3127.61611.31312.41217.91072.05
over 50 years ago17.11136.3732.6752.9552.26105.63296.62
total425.31215.61146.92126.32168.02186.011268.10
© WSL, Swiss National Forest Inventory, 22.06.2020 #804276/270607
NFI1
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1983/85
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a1.6350.6580.0.2.230
less than 10 years ago93.630.0.0.0.93.63
11-20 years ago29.180.0.0.210029.37
21-30 years ago9.5140.0.0.0.9.514
31-40 years ago3.5230.0.0.0.3.523
41-50 years ago1.5350.0.0.0.1.535
over 50 years ago9.3140.0.0.0.9.314
total148.210.6580.2100148.91
Eastern Juran/a0.21000.0.0.0.0.2100
less than 10 years ago34.040.0.0.0.34.04
11-20 years ago6.5170.0.0.0.6.517
21-30 years ago3.4250.0.0.0.3.425
31-40 years ago1.1440.21000.0.1.340
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago0.7570.0.0.0.0.757
total46.020.21000.0.46.22
Western Plateaun/a0.21000.4710.0.0.658
less than 10 years ago28.860.0.0.0.28.86
11-20 years ago10.2130.0.0.0.10.213
21-30 years ago4.1220.0.0.0.4.122
31-40 years ago1.1440.0.0.0.1.144
41-50 years ago0.4710.0.0.0.0.471
over 50 years ago3.8220.0.0.21004.022
total48.720.4710.210049.32
Central Plateaun/a0.0.0.0.0.0.0.0.
less than 10 years ago60.720.21000.0.60.92
11-20 years ago5.7180.0.0.0.5.718
21-30 years ago1.5350.0.0.0.1.535
31-40 years ago0.6580.0.0.0.0.658
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.7330.4700.0.2.130
total70.110.6570.0.70.71
Eastern Plateaun/a0.0.0.0.0.0.0.0.
less than 10 years ago87.820.0.0.0.87.82
11-20 years ago14.7110.0.0.0.14.711
21-30 years ago2.1300.0.0.21002.329
31-40 years ago0.4710.0.0.0.0.471
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago2.6270.0.0.0.2.627
total107.710.0.0.2100107.91
Western Pre-Alpsn/a0.0.0.8500.0.0.850
less than 10 years ago17.980.0.0.0.17.98
11-20 years ago11.8110.0.0.0.11.811
21-30 years ago3.4250.0.0.0.3.425
31-40 years ago3.3260.0.0.0.3.326
41-50 years ago1.1410.0.0.0.1.141
over 50 years ago3.8230.0.0.5724.322
total41.330.8500.57242.63
Central Pre-Alpsn/a0.21000.6581.4382.230
less than 10 years ago64.340.21000.0.64.64
11-20 years ago17.2100.0.0.210017.410
21-30 years ago5.0200.21000.0.5.220
31-40 years ago3.4240.0.0.0.3.424
41-50 years ago1.8310.21000.0.2.030
over 50 years ago7.0160.6580.21007.715
total98.921.8331.833102.52
Eastern Pre-Alpsn/a0.0.0.5710.4710.950
less than 10 years ago43.450.0.0.0.43.45
11-20 years ago13.2120.0.0.0.13.212
21-30 years ago5.2190.0.0.0.5.219
31-40 years ago3.8220.21000.0.3.922
41-50 years ago0.9440.0.0.0.0.944
over 50 years ago3.8230.7580.21004.621
total70.121.3410.65872.12
Northwestern Alpsn/a0.6581.2412.8274.721
less than 10 years ago22.180.0.0.210022.38
11-20 years ago11.5120.0.0.0.11.512
21-30 years ago7.0160.0.0.0.7.016
31-40 years ago5.0200.0.0.0.5.020
41-50 years ago1.5350.0.0.0.1.535
over 50 years ago7.0170.8500.4708.215
total54.732.1313.52460.23
Central Alpsn/a0.0.1.2403.6234.820
less than 10 years ago8.9130.21000.21009.313
11-20 years ago4.2200.0.0.0.4.220
21-30 years ago1.9310.0.0.0.1.931
31-40 years ago0.8500.0.0.0.0.850
41-50 years ago0.9420.0.0.0.0.942
over 50 years ago6.1160.21000.6576.915
total22.951.6344.42129.04
Northeastern Alpsn/a0.0.2.0322.1304.122
less than 10 years ago13.3100.21000.0.13.510
11-20 years ago4.9190.0.0.0.4.919
21-30 years ago3.3240.0.0.0.3.324
31-40 years ago2.1300.7500.0.2.825
41-50 years ago1.1450.21000.0.1.341
over 50 years ago3.5210.7580.0.4.220
total28.253.7232.13034.04
Southwestern Alpsn/a0.7501.9316.7179.414
less than 10 years ago21.490.0.0.0.21.49
11-20 years ago19.190.4710.210019.79
21-30 years ago17.9100.4710.210018.510
31-40 years ago11.9120.4710.0.12.412
41-50 years ago5.0190.0.0.0.5.019
over 50 years ago27.581.2411.24129.97
total103.624.3218.315116.22
Southeastern Alpsn/a0.4713.12511.41315.011
less than 10 years ago52.850.21000.210053.35
11-20 years ago19.790.0.0.210019.99
21-30 years ago15.0110.0.0.47115.411
31-40 years ago9.8140.21000.47110.413
41-50 years ago4.1220.0.0.0.4.122
over 50 years ago25.180.6580.85026.68
total127.024.12213.512144.62
Southern Alpsn/a0.21006.11822.3928.68
less than 10 years ago20.890.0.0.0.20.89
11-20 years ago16.3100.21000.0.16.510
21-30 years ago14.6110.21000.0.14.811
31-40 years ago20.590.6580.0.21.19
41-50 years ago14.1110.21000.210014.511
over 50 years ago43.162.0321.04546.06
total129.529.31423.59162.32
Switzerlandn/a4.12218.51050.9673.55
less than 10 years ago570.011.0450.658571.61
11-20 years ago184.330.6580.850185.63
21-30 years ago94.040.8500.85095.54
31-40 years ago67.152.3290.47169.85
41-50 years ago32.580.6580.210033.37
over 50 years ago145.137.1175.120157.33
total1097.0130.9858.761186.61
© WSL, Swiss National Forest Inventory, 22.06.2020 #804280/270611
NFI1
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI1
state1983/85
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a1.7250.6410.0.2.221
less than 10 years ago95.620.11000.0.95.72
11-20 years ago29.250.0.0.110029.35
21-30 years ago8.6110.0.0.0.8.611
31-40 years ago4.2150.0.0.0.4.215
41-50 years ago1.3280.0.0.0.1.328
over 50 years ago10.4100.11000.0.10.510
total151.010.8350.1100151.91
Eastern Juran/a0.2710.0.0.0.0.271
less than 10 years ago34.030.0.0.0.34.03
11-20 years ago7.2110.0.0.0.7.211
21-30 years ago2.3200.0.0.0.2.320
31-40 years ago1.2280.11000.0.1.327
41-50 years ago0.11000.0.0.0.0.1100
over 50 years ago0.9340.0.0.0.0.934
total46.010.11000.0.46.11
Western Plateaun/a0.3580.2710.0.0.545
less than 10 years ago29.440.11000.0.29.54
11-20 years ago10.290.0.0.0.10.29
21-30 years ago3.6170.0.0.0.3.617
31-40 years ago0.9330.0.0.0.0.933
41-50 years ago0.6410.0.0.0.0.641
over 50 years ago4.0160.0.0.11004.115
total49.020.3580.110049.52
Central Plateaun/a0.2710.0.0.0.0.271
less than 10 years ago59.720.2710.0.59.92
11-20 years ago6.3120.2710.0.6.512
21-30 years ago1.2290.0.0.0.1.229
31-40 years ago1.0310.0.0.0.1.031
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.5260.2710.0.1.724
total69.910.6410.0.70.41
Eastern Plateaun/a0.11000.0.0.0.0.1100
less than 10 years ago87.520.11000.0.87.62
11-20 years ago14.980.0.0.0.14.98
21-30 years ago2.4200.0.0.11002.520
31-40 years ago0.6410.0.0.0.0.641
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.8230.0.0.0.1.823
total107.210.11000.1100107.41
Western Pre-Alpsn/a0.0.0.6410.2700.835
less than 10 years ago17.660.0.0.0.17.66
11-20 years ago11.580.0.0.0.11.58
21-30 years ago5.1130.11000.0.5.113
31-40 years ago3.3170.0.0.0.3.317
41-50 years ago0.7380.0.0.0.0.738
over 50 years ago4.1150.11000.2714.415
total42.220.8350.45043.42
Central Pre-Alpsn/a0.7380.3580.9331.923
less than 10 years ago65.230.3580.0.65.53
11-20 years ago16.570.11000.110016.77
21-30 years ago5.1140.2710.0.5.413
31-40 years ago3.0180.11000.0.3.118
41-50 years ago1.4260.11000.0.1.525
over 50 years ago8.0110.4500.11008.510
total100.011.5261.130102.61
Eastern Pre-Alpsn/a0.0.0.2710.3580.545
less than 10 years ago44.430.0.0.0.44.43
11-20 years ago12.180.2710.0.12.38
21-30 years ago5.0140.0.0.0.5.014
31-40 years ago3.1170.11000.0.3.217
41-50 years ago1.2290.0.0.0.1.229
over 50 years ago4.0150.8350.11005.014
total69.821.3280.45071.52
Northwestern Alpsn/a0.3581.1302.6194.016
less than 10 years ago22.060.3580.110022.46
11-20 years ago11.490.0.0.0.11.49
21-30 years ago6.5120.11000.0.6.612
31-40 years ago4.0150.0.0.11004.115
41-50 years ago1.4260.11000.0.1.525
over 50 years ago7.6111.4260.5449.510
total53.223.0183.21759.42
Central Alpsn/a0.0.1.4274.0165.413
less than 10 years ago9.390.11000.11009.59
11-20 years ago4.1150.0.0.0.4.115
21-30 years ago2.2210.0.0.0.2.221
31-40 years ago1.1310.0.0.0.1.131
41-50 years ago1.0310.0.0.0.1.031
over 50 years ago6.0120.11000.4506.512
total23.741.6254.51529.83
Northeastern Alpsn/a0.0.2.1221.9224.015
less than 10 years ago13.170.11000.0.13.27
11-20 years ago4.2140.0.0.0.4.214
21-30 years ago2.6190.11000.0.2.719
31-40 years ago2.1210.6410.0.2.619
41-50 years ago1.1300.11000.0.1.229
over 50 years ago5.0130.4500.0.5.413
total28.233.4171.92233.53
Southwestern Alpsn/a1.1292.3216.51210.010
less than 10 years ago23.060.2710.27123.46
11-20 years ago17.970.3580.27118.47
21-30 years ago16.870.2710.27117.27
31-40 years ago11.890.2710.0.12.09
41-50 years ago4.5150.11000.0.4.614
over 50 years ago27.361.6250.93329.85
total102.424.9148.111115.41
Southeastern Alpsn/a0.4503.41710.61014.48
less than 10 years ago54.040.11000.27154.34
11-20 years ago20.570.0.0.27120.77
21-30 years ago13.380.0.0.35813.68
31-40 years ago10.890.2710.35811.39
41-50 years ago5.4130.0.0.0.5.413
over 50 years ago25.460.5451.32827.26
total129.714.21512.99146.81
Southern Alpsn/a0.11007.11220.8727.96
less than 10 years ago20.570.11000.0.20.67
11-20 years ago16.080.11000.110016.27
21-30 years ago15.880.11000.0.15.98
31-40 years ago21.860.7380.27122.76
41-50 years ago13.280.4500.110013.78
over 50 years ago44.042.3211.13047.44
total131.4110.8922.36164.41
Switzerlandn/a5.11419.3747.8472.24
less than 10 years ago575.411.7240.641577.71
11-20 years ago181.920.9330.738183.52
21-30 years ago90.430.8350.64191.83
31-40 years ago68.942.0220.64171.54
41-50 years ago31.850.8350.110032.75
over 50 years ago150.027.9114.715162.72
total1103.6033.4555.241192.20
© WSL, Swiss National Forest Inventory, 22.06.2020 #804281/270612
NFI2
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state1993/95
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a1.2410.8500.0.2.032
less than 10 years ago79.140.0.0.0.79.14
11-20 years ago38.960.0.0.0.38.96
21-30 years ago16.5100.0.0.0.16.510
31-40 years ago5.4190.0.0.0.5.419
41-50 years ago2.3290.0.0.0.2.329
over 50 years ago7.4160.0.0.0.7.416
total150.810.8500.0.151.61
Eastern Juran/a0.0.0.21000.0.0.2100
less than 10 years ago27.060.0.0.0.27.06
11-20 years ago13.4100.0.0.0.13.410
21-30 years ago2.3300.0.0.0.2.330
31-40 years ago2.6290.0.0.0.2.629
41-50 years ago0.8490.0.0.0.0.849
over 50 years ago0.31000.0.0.0.0.3100
total46.420.21000.0.46.62
Western Plateaun/a0.8500.6580.0.1.538
less than 10 years ago28.460.0.0.0.28.46
11-20 years ago11.3120.0.0.0.11.312
21-30 years ago3.3240.0.0.0.3.324
31-40 years ago2.4290.0.0.0.2.429
41-50 years ago1.1440.0.0.0.1.144
over 50 years ago2.6270.0.0.0.2.627
total49.920.6580.0.50.62
Central Plateaun/a0.0.0.6570.0.0.657
less than 10 years ago49.140.0.0.0.49.14
11-20 years ago16.3100.0.0.0.16.310
21-30 years ago2.6270.0.0.0.2.627
31-40 years ago0.6580.0.0.0.0.658
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago0.7500.21000.0.0.944
total69.910.8500.0.70.71
Eastern Plateaun/a0.3710.0.0.0.0.371
less than 10 years ago79.630.0.0.0.79.63
11-20 years ago20.890.0.0.0.20.89
21-30 years ago4.6200.0.0.0.4.620
31-40 years ago1.1410.0.0.0.1.141
41-50 years ago0.4710.0.0.0.0.471
over 50 years ago1.3380.0.0.0.1.338
total108.210.0.0.0.108.21
Western Pre-Alpsn/a0.0.1.0461.1452.132
less than 10 years ago15.3100.0.0.210015.510
11-20 years ago11.1120.0.0.0.11.112
21-30 years ago6.9150.0.0.0.6.915
31-40 years ago2.4290.0.0.0.2.429
41-50 years ago2.1330.0.0.0.2.133
over 50 years ago5.0200.0.0.0.5.020
total42.731.0461.34145.03
Central Pre-Alpsn/a0.6581.8331.2413.623
less than 10 years ago48.450.21000.0.48.65
11-20 years ago28.470.0.0.0.28.47
21-30 years ago9.7140.0.0.0.9.714
31-40 years ago3.9230.0.0.0.3.923
41-50 years ago2.0320.0.0.0.2.032
over 50 years ago7.4150.0.0.0.7.415
total100.522.0311.241103.62
Eastern Pre-Alpsn/a0.21001.7350.4712.430
less than 10 years ago30.560.0.0.0.30.56
11-20 years ago21.780.0.0.0.21.78
21-30 years ago7.4160.0.0.0.7.416
31-40 years ago3.3250.0.0.0.3.325
41-50 years ago3.4240.0.0.0.3.424
over 50 years ago4.9200.0.0.0.4.920
total71.421.7350.47173.52
Northwestern Alpsn/a0.8503.0253.7237.516
less than 10 years ago19.290.0.0.0.19.29
11-20 years ago12.4120.0.0.0.12.412
21-30 years ago7.3160.0.0.0.7.316
31-40 years ago4.9200.0.0.0.4.920
41-50 years ago4.0220.0.0.0.4.022
over 50 years ago7.3160.0.0.21007.516
total55.933.0253.92362.83
Central Alpsn/a0.4711.6343.4245.419
less than 10 years ago10.2110.0.0.0.10.211
11-20 years ago3.2230.0.0.0.3.223
21-30 years ago3.5220.0.0.0.3.522
31-40 years ago1.5340.0.0.0.1.534
41-50 years ago0.6580.0.0.0.0.658
over 50 years ago4.9180.21000.0.5.118
total24.341.8323.42429.54
Northeastern Alpsn/a0.8504.2214.7209.714
less than 10 years ago10.1120.0.0.0.10.112
11-20 years ago7.2150.0.0.0.7.215
21-30 years ago2.9250.0.0.0.2.925
31-40 years ago2.7260.0.0.0.2.726
41-50 years ago1.7330.0.0.0.1.733
over 50 years ago4.6190.0.0.0.4.619
total30.044.2214.72038.93
Southwestern Alpsn/a1.4384.9206.31812.612
less than 10 years ago22.290.21000.0.22.49
11-20 years ago16.0100.0.0.0.16.010
21-30 years ago15.2110.0.0.0.15.211
31-40 years ago13.8110.0.0.0.13.811
41-50 years ago10.2130.0.0.0.10.213
over 50 years ago27.280.0.0.0.27.28
total105.925.1196.318117.32
Southeastern Alpsn/a2.4294.72014.31221.59
less than 10 years ago43.760.0.0.0.43.76
11-20 years ago31.870.0.0.0.31.87
21-30 years ago14.0110.0.0.0.14.011
31-40 years ago11.1130.0.0.0.11.113
41-50 years ago6.5170.0.0.0.6.517
over 50 years ago27.180.21000.0.27.38
total136.624.92014.312155.92
Southern Alpsn/a1.24110.31423.7935.27
less than 10 years ago16.0110.0.0.0.16.011
11-20 years ago15.5110.0.0.0.15.511
21-30 years ago12.9120.0.0.0.12.912
31-40 years ago14.0110.0.0.0.14.011
41-50 years ago19.690.0.0.210019.89
over 50 years ago57.350.0.0.210057.55
total136.6210.31424.18170.91
Switzerlandn/a10.21435.6758.86104.54
less than 10 years ago478.820.4710.2100479.42
11-20 years ago248.130.0.0.0.248.13
21-30 years ago109.240.0.0.0.109.24
31-40 years ago69.850.0.0.0.69.85
41-50 years ago55.260.0.0.210055.46
over 50 years ago158.030.6580.471159.03
total1129.2136.6759.661225.30
© WSL, Swiss National Forest Inventory, 22.06.2020 #804288/270619
NFI2
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI2
state1993/95
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a9.2130.9450.0.10.113
less than 10 years ago77.640.0.0.0.77.64
11-20 years ago34.660.0.0.0.34.66
21-30 years ago14.8100.0.0.0.14.810
31-40 years ago4.9190.0.0.0.4.919
41-50 years ago2.1290.0.0.0.2.129
over 50 years ago6.6160.0.0.0.6.616
total149.810.9450.0.150.71
Eastern Juran/a2.4270.21000.0.2.526
less than 10 years ago26.760.0.0.0.26.76
11-20 years ago11.8110.0.0.0.11.811
21-30 years ago2.1300.0.0.0.2.130
31-40 years ago2.3290.0.0.0.2.329
41-50 years ago0.7490.0.0.0.0.749
over 50 years ago0.31000.0.0.0.0.3100
total46.320.21000.0.46.52
Western Plateaun/a3.6220.7500.0.4.320
less than 10 years ago27.460.0.0.0.27.46
11-20 years ago9.9120.0.0.0.9.912
21-30 years ago2.9250.0.0.0.2.925
31-40 years ago2.0290.0.0.0.2.029
41-50 years ago0.9450.0.0.0.0.945
over 50 years ago2.3270.0.0.0.2.327
total49.120.7500.0.49.82
Central Plateaun/a3.8200.5570.0.4.419
less than 10 years ago48.030.0.0.0.48.03
11-20 years ago14.3100.0.0.0.14.310
21-30 years ago2.2270.0.0.0.2.227
31-40 years ago0.5580.0.0.0.0.558
41-50 years ago0.5580.0.0.0.0.558
over 50 years ago0.6500.21000.0.0.844
total70.010.7500.0.70.71
Eastern Plateaun/a4.2200.0.0.0.4.220
less than 10 years ago78.130.0.0.0.78.13
11-20 years ago18.290.0.0.0.18.29
21-30 years ago4.0200.0.0.0.4.020
31-40 years ago1.0410.0.0.0.1.041
41-50 years ago0.3710.0.0.0.0.371
over 50 years ago1.2380.0.0.0.1.238
total107.010.0.0.0.107.01
Western Pre-Alpsn/a3.8210.9451.1415.817
less than 10 years ago14.690.0.0.210014.89
11-20 years ago10.0120.0.0.0.10.012
21-30 years ago6.2150.0.0.0.6.215
31-40 years ago2.1290.0.0.0.2.129
41-50 years ago1.8330.0.0.0.1.833
over 50 years ago4.4200.0.0.0.4.420
total42.930.9451.33845.23
Central Pre-Alpsn/a7.7151.8321.14110.613
less than 10 years ago48.350.21000.0.48.45
11-20 years ago25.170.0.0.0.25.17
21-30 years ago8.5140.0.0.0.8.514
31-40 years ago3.4230.0.0.0.3.423
41-50 years ago1.8310.0.0.0.1.831
over 50 years ago6.7150.0.0.0.6.715
total101.622.0301.141104.61
Eastern Pre-Alpsn/a6.4161.5350.4718.314
less than 10 years ago30.360.0.0.0.30.36
11-20 years ago19.090.0.0.0.19.09
21-30 years ago6.5160.0.0.0.6.516
31-40 years ago2.9250.0.0.0.2.925
41-50 years ago3.0240.0.0.0.3.024
over 50 years ago4.2200.0.0.0.4.220
total72.321.5350.47174.22
Northwestern Alpsn/a4.7193.1244.32012.212
less than 10 years ago18.290.0.0.0.18.29
11-20 years ago11.1120.0.0.0.11.112
21-30 years ago6.6160.0.0.0.6.616
31-40 years ago4.4200.0.0.0.4.420
41-50 years ago3.5220.0.0.0.3.522
over 50 years ago6.5160.0.0.21006.716
total55.133.1244.52062.72
Central Alpsn/a2.9241.4343.8228.114
less than 10 years ago10.2110.0.0.0.10.211
11-20 years ago2.8230.0.0.0.2.823
21-30 years ago3.0230.0.0.0.3.023
31-40 years ago1.3350.0.0.0.1.335
41-50 years ago0.5580.0.0.0.0.558
over 50 years ago4.3190.21000.0.4.418
total25.041.6323.82230.44
Northeastern Alpsn/a2.4273.8214.81911.012
less than 10 years ago10.9110.0.0.0.10.911
11-20 years ago6.5150.0.0.0.6.515
21-30 years ago2.6250.0.0.0.2.625
31-40 years ago2.4260.0.0.0.2.426
41-50 years ago1.5330.0.0.0.1.533
over 50 years ago4.1190.0.0.0.4.119
total30.443.8214.81939.13
Southwestern Alpsn/a11.5124.5196.31722.38
less than 10 years ago22.380.21000.0.22.58
11-20 years ago14.2100.0.0.0.14.210
21-30 years ago13.4110.0.0.0.13.411
31-40 years ago12.2110.0.0.0.12.211
41-50 years ago9.0130.0.0.0.9.013
over 50 years ago24.080.0.0.0.24.08
total106.424.7196.317117.42
Southeastern Alpsn/a11.6124.42015.51131.47
less than 10 years ago44.250.0.0.0.44.25
11-20 years ago28.370.0.0.0.28.37
21-30 years ago12.4120.0.0.0.12.412
31-40 years ago9.9130.0.0.0.9.913
41-50 years ago5.8170.0.0.0.5.817
over 50 years ago24.080.21000.0.24.28
total136.124.61915.511156.22
Southern Alpsn/a13.61110.31322.5846.36
less than 10 years ago16.1100.0.0.0.16.110
11-20 years ago14.0110.0.0.0.14.011
21-30 years ago11.4120.0.0.0.11.412
31-40 years ago12.4110.0.0.0.12.411
41-50 years ago17.490.0.0.210017.69
over 50 years ago51.150.0.0.210051.25
total136.0210.31322.88169.21
Switzerlandn/a87.7434.1759.75181.53
less than 10 years ago472.910.3710.2100473.41
11-20 years ago219.930.0.0.0.219.93
21-30 years ago96.640.0.0.0.96.64
31-40 years ago61.950.0.0.0.61.95
41-50 years ago48.960.0.0.210049.16
over 50 years ago140.330.5580.471141.23
total1128.1135.0760.451223.50
© WSL, Swiss National Forest Inventory, 22.06.2020 #804289/270620
NFI3
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: terrestrial grid NFI3
state2004/06
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 10 years ago82.130.21000.0.82.33
11-20 years ago28.170.0.0.0.28.17
21-30 years ago23.380.0.0.0.23.38
31-40 years ago7.5150.21000.0.7.715
41-50 years ago2.8250.21000.0.3.024
over 50 years ago8.5140.4710.0.8.914
total152.310.9450.0.153.21
Eastern Juraless than 10 years ago29.850.0.0.0.29.85
11-20 years ago8.3140.0.0.0.8.314
21-30 years ago4.5190.0.0.0.4.519
31-40 years ago1.4370.0.0.0.1.437
41-50 years ago2.2300.0.0.0.2.230
over 50 years ago0.4700.21000.0.0.657
total46.520.21000.0.46.72
Western Plateauless than 10 years ago34.240.0.0.0.34.24
11-20 years ago6.7160.21000.0.6.816
21-30 years ago3.8200.0.0.0.3.820
31-40 years ago1.6350.0.0.0.1.635
41-50 years ago1.5350.0.0.0.1.535
over 50 years ago1.7330.6580.0.2.329
total49.620.8500.0.50.32
Central Plateauless than 10 years ago51.230.21000.0.51.43
11-20 years ago11.5110.0.0.0.11.511
21-30 years ago5.5170.0.0.0.5.517
31-40 years ago1.0410.0.0.0.1.041
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago1.2380.4700.0.1.633
total70.710.6570.0.71.21
Eastern Plateauless than 10 years ago82.920.0.0.0.82.92
11-20 years ago14.6100.0.0.0.14.610
21-30 years ago6.3160.0.0.0.6.316
31-40 years ago2.1290.0.0.0.2.129
41-50 years ago0.9450.0.0.0.0.945
over 50 years ago0.7500.0.0.0.0.750
total107.510.0.0.0.107.51
Western Pre-Alpsless than 10 years ago19.570.0.0.0.19.57
11-20 years ago8.4130.0.0.21008.613
21-30 years ago4.7190.0.0.21004.919
31-40 years ago4.1190.0.0.0.4.119
41-50 years ago2.4250.0.0.0.2.425
over 50 years ago5.1181.0410.6586.715
total44.331.0410.94546.32
Central Pre-Alpsless than 10 years ago55.440.21000.0.55.64
11-20 years ago15.7100.3710.210016.210
21-30 years ago11.1120.4710.0.11.512
31-40 years ago5.8170.21000.0.6.017
41-50 years ago2.6270.21000.0.2.826
over 50 years ago9.6132.0301.23812.811
total100.223.3231.435104.81
Eastern Pre-Alpsless than 10 years ago35.660.21000.0.35.86
11-20 years ago14.0100.4700.210014.610
21-30 years ago9.8130.21000.210010.212
31-40 years ago4.6190.0.0.0.4.619
41-50 years ago2.6270.0.0.0.2.627
over 50 years ago7.3150.9450.7508.913
total73.721.7331.14176.52
Northwestern Alpsless than 10 years ago16.590.3710.37117.29
11-20 years ago12.9110.21000.0.13.110
21-30 years ago7.7140.21000.5588.414
31-40 years ago6.5160.0.0.7507.215
41-50 years ago4.6190.7500.5585.817
over 50 years ago11.9122.4262.82517.110
total60.033.7214.91968.72
Central Alpsless than 10 years ago10.6110.21000.0.10.811
11-20 years ago4.4190.4710.7505.517
21-30 years ago1.3380.0.1.2382.527
31-40 years ago3.2230.0.0.21003.422
41-50 years ago1.6320.21000.9452.625
over 50 years ago5.4171.6322.9259.912
total26.442.3275.91734.73
Northeastern Alpsless than 10 years ago10.7110.4720.210011.311
11-20 years ago5.6160.21000.5586.315
21-30 years ago4.2190.0.0.9455.118
31-40 years ago2.1290.21000.21002.427
41-50 years ago2.0300.0.0.3702.327
over 50 years ago6.1153.0242.82512.011
total30.743.7214.91839.33
Southwestern Alpsless than 10 years ago24.080.0.0.210024.18
11-20 years ago14.0110.0.0.0.14.011
21-30 years ago13.0110.0.1.43514.511
31-40 years ago11.1120.21001.33812.511
41-50 years ago12.2111.4351.83215.510
over 50 years ago40.364.0212.52746.95
total114.725.6177.216127.52
Southeastern Alpsless than 10 years ago41.360.21000.0.41.56
11-20 years ago29.670.0.0.94530.57
21-30 years ago21.490.5571.43523.48
31-40 years ago11.2120.0.3.42314.611
41-50 years ago6.2170.0.3.92110.013
over 50 years ago35.563.32311.41250.25
total145.124.02121.09170.12
Southern Alpsless than 10 years ago18.090.4710.75019.19
11-20 years ago11.9120.21001.83213.911
21-30 years ago16.5100.4714.61921.59
31-40 years ago11.7120.7503.42315.810
41-50 years ago12.1120.9453.52216.510
over 50 years ago82.7310.6137.415100.63
total152.9213.01121.49187.41
Switzerlandless than 10 years ago511.912.1291.435515.41
11-20 years ago185.631.8324.420191.93
21-30 years ago133.131.63310.513145.33
31-40 years ago74.051.5359.11484.64
41-50 years ago53.763.52210.91368.25
over 50 years ago216.2230.4832.47279.12
total1174.6040.9668.851284.30
© WSL, Swiss National Forest Inventory, 22.06.2020 #804297/270628
NFI3
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest
grid: 1.4 x 1.4 km grid
state2004/06
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 10 years ago83.330.21000.0.83.53
11-20 years ago28.880.0.0.0.28.88
21-30 years ago22.190.0.0.0.22.19
31-40 years ago7.9150.21000.0.8.115
41-50 years ago2.8260.0.0.0.2.826
over 50 years ago7.6160.4710.0.8.015
total152.510.8500.0.153.31
Eastern Juraless than 10 years ago30.250.0.0.0.30.25
11-20 years ago8.3150.0.0.0.8.315
21-30 years ago4.5200.0.0.0.4.520
31-40 years ago1.5370.0.0.0.1.537
41-50 years ago1.7350.0.0.0.1.735
over 50 years ago0.4700.21000.0.0.657
total46.620.21000.0.46.82
Western Plateauless than 10 years ago34.650.0.0.0.34.65
11-20 years ago7.0160.0.0.0.7.016
21-30 years ago3.5220.0.0.0.3.522
31-40 years ago1.5370.0.0.0.1.537
41-50 years ago1.5380.0.0.0.1.538
over 50 years ago1.7350.6580.0.2.430
total49.920.6580.0.50.52
Central Plateauless than 10 years ago51.530.21000.0.51.73
11-20 years ago11.6120.0.0.0.11.612
21-30 years ago4.7200.0.0.0.4.720
31-40 years ago1.0450.0.0.0.1.045
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago1.3380.4700.0.1.733
total70.310.6570.0.70.91
Eastern Plateauless than 10 years ago83.830.0.0.0.83.83
11-20 years ago14.6110.0.0.0.14.611
21-30 years ago6.1180.0.0.0.6.118
31-40 years ago2.0310.0.0.0.2.031
41-50 years ago0.9450.0.0.0.0.945
over 50 years ago0.8500.0.0.0.0.850
total108.110.0.0.0.108.11
Western Pre-Alpsless than 10 years ago19.980.0.0.0.19.98
11-20 years ago7.7150.0.0.21007.915
21-30 years ago5.1200.0.0.21005.319
31-40 years ago4.2200.0.0.0.4.220
41-50 years ago2.1280.0.0.0.2.128
over 50 years ago5.4190.8500.7596.817
total44.430.8501.14546.23
Central Pre-Alpsless than 10 years ago55.940.21000.0.56.14
11-20 years ago15.9110.21000.0.16.110
21-30 years ago10.5130.21000.0.10.713
31-40 years ago6.1180.21000.0.6.318
41-50 years ago2.5290.21000.0.2.728
over 50 years ago9.7142.2301.04512.912
total100.623.2251.045104.82
Eastern Pre-Alpsless than 10 years ago36.360.21000.0.36.56
11-20 years ago14.2110.5700.210014.911
21-30 years ago9.3140.21000.21009.714
31-40 years ago4.3210.0.0.0.4.321
41-50 years ago2.4290.0.0.0.2.429
over 50 years ago7.2160.8500.6588.715
total73.821.7351.04576.52
Northwestern Alpsless than 10 years ago17.0100.21000.47117.610
11-20 years ago13.4110.21000.0.13.611
21-30 years ago6.9160.21000.4717.516
31-40 years ago6.4170.0.0.8507.216
41-50 years ago4.9200.6580.4715.918
over 50 years ago12.3122.2302.62817.110
total60.933.4244.62168.93
Central Alpsless than 10 years ago10.4110.21000.0.10.611
11-20 years ago4.5200.4710.8505.717
21-30 years ago1.4380.0.1.0442.429
31-40 years ago2.9250.0.0.0.2.925
41-50 years ago1.7320.21000.8502.726
over 50 years ago5.1191.8323.0269.913
total26.042.6275.61834.14
Northeastern Alpsless than 10 years ago10.5120.4720.210011.212
11-20 years ago5.8170.21000.6586.616
21-30 years ago4.1210.0.0.6584.720
31-40 years ago2.3290.21000.21002.727
41-50 years ago2.0310.0.0.4702.429
over 50 years ago5.8172.9262.82611.412
total30.643.7234.72039.03
Southwestern Alpsless than 10 years ago24.480.0.0.210024.68
11-20 years ago13.9110.0.0.0.13.911
21-30 years ago13.1120.0.1.43814.511
31-40 years ago9.8140.21001.24111.313
41-50 years ago13.0121.6352.03216.610
over 50 years ago40.763.7232.42946.95
total114.825.5197.317127.72
Southeastern Alpsless than 10 years ago42.160.21000.0.42.36
11-20 years ago30.270.0.0.85031.07
21-30 years ago21.090.6571.43823.09
31-40 years ago11.2130.0.3.22514.411
41-50 years ago6.0180.0.3.92210.014
over 50 years ago35.073.12511.71349.86
total145.623.92221.110170.62
Southern Alpsless than 10 years ago16.7100.4710.85017.910
11-20 years ago13.1120.21001.83315.111
21-30 years ago16.6100.4714.82021.89
31-40 years ago11.5130.8503.72316.011
41-50 years ago12.2121.0453.72316.910
over 50 years ago83.5410.0147.116100.73
total153.7212.81221.99188.41
Switzerlandless than 10 years ago516.612.2301.635520.41
11-20 years ago189.131.6354.421195.13
21-30 years ago128.841.63510.014140.44
31-40 years ago72.551.6359.21583.45
41-50 years ago54.063.62411.31368.85
over 50 years ago216.7329.2831.98277.72
total1177.7139.8768.351285.80
© WSL, Swiss National Forest Inventory, 22.06.2020 #804298/270629
NFI3
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2004/06
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juraless than 10 years ago82.730.21000.0.82.93
11-20 years ago28.280.0.0.0.28.28
21-30 years ago21.590.0.0.0.21.59
31-40 years ago7.9150.21000.0.8.115
41-50 years ago2.8260.0.0.0.2.826
over 50 years ago7.4160.4710.0.7.815
total150.510.8500.0.151.31
Eastern Juraless than 10 years ago30.250.0.0.0.30.25
11-20 years ago8.3150.0.0.0.8.315
21-30 years ago4.5200.0.0.0.4.520
31-40 years ago1.5370.0.0.0.1.537
41-50 years ago1.7350.0.0.0.1.735
over 50 years ago0.4700.21000.0.0.657
total46.620.21000.0.46.82
Western Plateauless than 10 years ago34.250.0.0.0.34.25
11-20 years ago6.6170.0.0.0.6.617
21-30 years ago3.5220.0.0.0.3.522
31-40 years ago1.5370.0.0.0.1.537
41-50 years ago1.5380.0.0.0.1.538
over 50 years ago1.7350.6580.0.2.430
total49.120.6580.0.49.72
Central Plateauless than 10 years ago51.130.21000.0.51.33
11-20 years ago11.4120.0.0.0.11.412
21-30 years ago4.7200.0.0.0.4.720
31-40 years ago0.8500.0.0.0.0.850
41-50 years ago0.21000.0.0.0.0.2100
over 50 years ago1.3380.4700.0.1.733
total69.510.6570.0.70.11
Eastern Plateauless than 10 years ago83.630.0.0.0.83.63
11-20 years ago14.4110.0.0.0.14.411
21-30 years ago6.1180.0.0.0.6.118
31-40 years ago2.0310.0.0.0.2.031
41-50 years ago0.9450.0.0.0.0.945
over 50 years ago0.6580.0.0.0.0.658
total107.610.0.0.0.107.61
Western Pre-Alpsless than 10 years ago19.980.0.0.0.19.98
11-20 years ago7.7150.0.0.21007.915
21-30 years ago5.1200.0.0.21005.319
31-40 years ago4.0200.0.0.0.4.020
41-50 years ago2.1280.0.0.0.2.128
over 50 years ago5.2200.8500.7596.617
total44.030.8501.14545.83
Central Pre-Alpsless than 10 years ago55.140.21000.0.55.34
11-20 years ago15.9110.21000.0.16.110
21-30 years ago10.5130.21000.0.10.713
31-40 years ago6.1180.21000.0.6.318
41-50 years ago2.5290.21000.0.2.728
over 50 years ago9.7141.8331.04512.512
total99.822.8271.045103.62
Eastern Pre-Alpsless than 10 years ago35.760.0.0.0.35.76
11-20 years ago14.0110.5700.210014.711
21-30 years ago9.3140.0.0.21009.514
31-40 years ago4.3210.0.0.0.4.321
41-50 years ago2.4290.0.0.0.2.429
over 50 years ago7.0160.8500.6588.415
total72.721.3411.04575.02
Northwestern Alpsless than 10 years ago16.4100.21000.47117.010
11-20 years ago13.2110.21000.0.13.411
21-30 years ago6.9160.21000.4717.516
31-40 years ago6.2170.0.0.8507.016
41-50 years ago4.8200.4710.4715.519
over 50 years ago11.7121.8332.42915.911
total59.132.8264.42166.33
Central Alpsless than 10 years ago9.8120.21000.0.9.912
11-20 years ago4.5200.4710.8505.717
21-30 years ago1.4380.0.1.0442.429
31-40 years ago2.9250.0.0.0.2.925
41-50 years ago1.7320.21000.8502.726
over 50 years ago5.1191.8322.8269.713
total25.442.6275.41933.34
Northeastern Alpsless than 10 years ago10.3120.4720.210011.012
11-20 years ago5.4180.21000.6586.216
21-30 years ago4.1210.0.0.6584.720
31-40 years ago2.3290.21000.21002.727
41-50 years ago2.0310.0.0.4702.429
over 50 years ago5.8172.9262.82611.412
total30.043.7234.72038.43
Southwestern Alpsless than 10 years ago24.480.0.0.210024.68
11-20 years ago13.9110.0.0.0.13.911
21-30 years ago13.1120.0.1.43814.511
31-40 years ago9.6140.21001.24111.113
41-50 years ago12.8121.4372.03216.211
over 50 years ago40.563.1252.42946.15
total114.224.7207.317126.32
Southeastern Alpsless than 10 years ago41.760.21000.0.41.96
11-20 years ago30.070.0.0.65830.67
21-30 years ago20.690.6571.43822.69
31-40 years ago10.8130.0.3.22514.012
41-50 years ago6.0180.0.3.8239.814
over 50 years ago34.473.12511.51349.06
total143.623.92220.610168.02
Southern Alpsless than 10 years ago16.6110.4710.85017.710
11-20 years ago12.9120.21001.83314.911
21-30 years ago16.2110.21004.82021.29
31-40 years ago11.5130.8503.72316.011
41-50 years ago12.0121.0453.72316.711
over 50 years ago83.349.6146.51799.53
total152.5212.21221.39186.01
Switzerlandless than 10 years ago511.712.0321.635515.21
11-20 years ago186.531.6354.222192.33
21-30 years ago127.441.24110.014138.54
31-40 years ago71.451.6359.21582.25
41-50 years ago53.463.22511.11367.75
over 50 years ago214.2327.4830.78272.32
total1164.5137.0766.751268.30
© WSL, Swiss National Forest Inventory, 22.06.2020 #804299/270630
NFI4
forest area
forest type (3 classes) · time of last treatment (classes of 10 years)
unit of reference: economic region
unit: 1000 ha
unit of evaluation: forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
forest type (3 classes)
accessible forest without shrub forestinaccessible forest without shrub forestshrub foresttotal
economic regiontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Juran/a0.0.0.0.0.0.0.0.
less than 10 years ago83.830.0.0.0.83.83
11-20 years ago28.580.21000.0.28.78
21-30 years ago13.5110.0.0.0.13.511
31-40 years ago9.5140.0.0.0.9.514
41-50 years ago6.0180.21000.0.6.217
over 50 years ago9.3140.4710.0.9.714
total150.510.8500.0.151.31
Eastern Juran/a0.21000.0.0.0.0.2100
less than 10 years ago26.160.0.0.0.26.16
11-20 years ago12.5110.0.0.0.12.511
21-30 years ago3.1250.0.0.0.3.125
31-40 years ago1.7350.0.0.0.1.735
41-50 years ago0.8500.0.0.0.0.850
over 50 years ago2.2310.21000.0.2.429
total46.620.21000.0.46.82
Western Plateaun/a0.21000.0.0.0.0.2100
less than 10 years ago31.450.0.0.0.31.45
11-20 years ago8.0150.0.0.0.8.015
21-30 years ago4.1220.0.0.0.4.122
31-40 years ago2.2290.0.0.0.2.229
41-50 years ago1.5370.0.0.0.1.537
over 50 years ago1.7350.6580.0.2.430
total49.120.6580.0.49.72
Central Plateaun/a0.0.0.0.0.0.0.0.
less than 10 years ago53.030.0.0.210053.23
11-20 years ago11.5120.21000.0.11.712
21-30 years ago2.1300.21000.0.2.328
31-40 years ago1.4370.0.0.0.1.437
41-50 years ago0.0.0.0.0.0.0.0.
over 50 years ago1.4370.21000.0.1.635
total69.310.6570.210070.11
Eastern Plateaun/a0.0.0.0.0.0.0.0.
less than 10 years ago80.230.0.0.0.80.23
11-20 years ago16.3100.0.0.0.16.310
21-30 years ago6.6170.0.0.0.6.617
31-40 years ago2.0310.0.0.0.2.031
41-50 years ago1.0450.0.0.0.1.045
over 50 years ago1.3380.0.0.0.1.338
total107.610.0.0.0.107.61
Western Pre-Alpsn/a0.0.0.0.0.0.0.0.
less than 10 years ago17.590.0.0.0.17.59
11-20 years ago9.0140.0.0.0.9.014
21-30 years ago5.2190.0.0.4715.618
31-40 years ago3.5230.21000.0.3.723
41-50 years ago3.0240.0.0.0.3.024
over 50 years ago5.1201.0460.9517.017
total43.331.2411.34145.83
Central Pre-Alpsn/a0.0.0.21000.0.0.2100
less than 10 years ago48.750.21000.0.48.95
11-20 years ago24.080.4710.0.24.48
21-30 years ago7.3160.0.0.0.7.316
31-40 years ago5.7190.21000.0.5.918
41-50 years ago4.2220.21000.0.4.421
over 50 years ago10.3131.6350.65812.512
total100.222.8270.658103.62
Eastern Pre-Alpsn/a0.0.0.0.0.0.0.0.
less than 10 years ago32.360.21000.0.32.56
11-20 years ago17.0100.0.0.0.17.010
21-30 years ago6.6170.0.0.0.6.617
31-40 years ago5.4180.21000.0.5.718
41-50 years ago4.2210.0.0.0.4.221
over 50 years ago7.4161.3410.4719.114
total73.021.7350.47175.02
Northwestern Alpsn/a0.0.0.0.0.0.0.0.
less than 10 years ago19.090.21000.0.19.29
11-20 years ago9.3140.21000.21009.614
21-30 years ago9.3140.4710.47110.113
31-40 years ago4.3210.0.0.21004.521
41-50 years ago4.9200.0.1.0455.918
over 50 years ago12.9121.5352.42916.910
total59.732.3294.22266.33
Central Alpsn/a0.0.0.0.0.0.0.0.
less than 10 years ago7.0150.4710.0.7.414
11-20 years ago5.6170.0.0.21005.816
21-30 years ago4.0210.21001.0445.218
31-40 years ago2.1300.0.1.0453.125
41-50 years ago1.5350.0.0.0.1.535
over 50 years ago6.0171.8322.42910.213
total26.342.4284.62033.34
Northeastern Alpsn/a0.0.0.0.0.0.0.0.
less than 10 years ago9.3130.0.0.0.9.313
11-20 years ago6.2160.31000.4716.816
21-30 years ago4.1210.21000.21004.520
31-40 years ago2.3270.0.0.6582.925
41-50 years ago1.7350.21000.0.1.933
over 50 years ago7.7152.3302.92513.011
total31.343.0264.12138.43
Southwestern Alpsn/a0.0.0.0.0.0.0.0.
less than 10 years ago25.580.4710.0.25.98
11-20 years ago14.5110.0.0.47114.911
21-30 years ago9.7140.0.0.0.9.714
31-40 years ago10.2140.0.1.43811.613
41-50 years ago10.7130.0.0.65811.313
over 50 years ago45.154.4213.52452.95
total115.724.8205.918126.32
Southeastern Alpsn/a0.0.0.0.0.0.0.0.
less than 10 years ago32.870.0.0.65833.47
11-20 years ago28.880.0.0.0.28.88
21-30 years ago21.590.0.0.65822.19
31-40 years ago16.2110.6582.23019.010
41-50 years ago9.6140.0.2.82712.412
over 50 years ago35.473.12513.71252.26
total144.423.72319.910168.02
Southern Alpsn/a0.0.0.0.0.0.0.0.
less than 10 years ago17.7100.21000.65818.510
11-20 years ago10.5130.0.0.65811.013
21-30 years ago11.9130.4711.63513.912
31-40 years ago14.1110.21004.82019.010
41-50 years ago14.0121.0452.92617.910
over 50 years ago87.4410.0148.315105.63
total155.5211.71318.810186.01
Switzerlandn/a0.4710.21000.0.0.658
less than 10 years ago484.411.6351.438487.41
11-20 years ago201.631.2411.833204.73
21-30 years ago109.341.4384.222114.84
31-40 years ago80.651.43810.21492.25
41-50 years ago63.051.6357.41672.05
over 50 years ago233.2228.4835.07296.62
total1172.5135.8760.061268.30
© WSL, Swiss National Forest Inventory, 22.06.2020 #804304/270635
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