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NFI4b

forest area: time of last treatment (classes of 10 years) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
less than 10 years ago107.04170.4392.3581.7613.116464.42
11-20 years ago47.1831.61051.9759.179.619199.34
21-30 years ago15.01512.71616.91442.298.12095.06
31-40 years ago10.2185.32615.91523.2126.02460.67
41-50 years ago7.3222.14110.51822.9128.82051.58
over 50 years ago9.1204.22917.31485.5673.65189.84
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143615/129988

NFI4b

forest area: time of last treatment (classes of 10 years) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
time of last treatment (classes of 10 years) %± %± %± %± %± %± %±
less than 10 years ago65.91.442.02.139.12.721.22.523.62.311.01.743.80.8
11-20 years ago18.61.122.51.823.52.316.52.221.32.28.01.518.80.7
21-30 years ago6.50.711.21.410.71.78.81.714.71.96.81.49.00.5
31-40 years ago3.60.57.01.17.81.54.41.210.61.75.01.25.70.4
41-50 years ago2.20.46.11.05.31.28.51.76.51.37.41.44.90.4
over 50 years ago3.10.511.21.413.61.940.63.023.32.361.72.717.90.6
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143616/129989

NFI4b

forest area: time of last treatment (classes of 10 years) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
time of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
less than 10 years ago278.3280.1545.6719.91228.11013.116465.02
11-20 years ago78.4642.9827.41015.41425.3119.619199.04
21-30 years ago27.51121.31212.4168.22017.5138.12095.16
31-40 years ago15.41513.3169.1194.12812.7166.02460.67
41-50 years ago9.31911.5176.2237.9207.7218.82051.58
over 50 years ago13.21621.31215.91438.1827.71073.65189.84
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143617/129990

NFI4b

forest area: time of last treatment (classes of 10 years) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
time of last treatment (classes of 10 years)
less than 10 years ago11-20 years ago21-30 years ago31-40 years ago41-50 years agoover 50 years agototal
economic region %± %± %± %± %± %± %±
Western Jura54.62.422.32.08.41.45.81.14.11.04.81.0100.0.
Eastern Jura54.74.530.34.25.02.03.41.72.41.44.21.8100.0.
Western Plateau64.44.515.63.47.72.53.51.74.41.94.41.9100.0.
Central Plateau77.72.815.12.43.21.22.31.0..1.80.9100.0.
Eastern Plateau77.62.412.71.96.51.42.00.80.30.31.00.6100.0.
Western Pre-Alps41.54.723.44.08.12.610.83.07.22.59.02.7100.0.
Central Pre-Alps47.03.126.12.78.31.76.11.54.51.38.01.7100.0.
Eastern Pre-Alps44.63.625.43.18.32.08.32.04.71.58.82.0100.0.
Northwestern Alps34.03.815.72.918.33.15.91.97.82.218.33.1100.0.
Central Alps32.85.915.64.59.53.79.33.67.93.424.95.4100.0.
Northeastern Alps31.35.225.04.917.54.35.02.45.02.416.24.1100.0.
Southwestern Alps21.22.516.52.28.81.74.41.28.51.740.63.0100.0.
Southeastern Alps23.62.321.32.214.71.910.61.76.51.323.32.3100.0.
Southern Alps11.01.78.01.56.81.45.01.27.41.461.72.7100.0.
Switzerland43.60.818.80.79.00.55.70.44.90.417.90.6100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143618/129991

NFI4b

forest area: time of last treatment (classes of 10 years) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
time of last treatment (classes of 10 years)
less than 10 years ago11-20 years ago21-30 years ago31-40 years ago41-50 years agoover 50 years agototal
economic region1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura81.4533.2912.5168.6206.1247.122148.92
Eastern Jura25.7914.2142.4401.6491.1582.04447.03
Western Plateau30.487.4223.6331.6492.1442.14447.24
Central Plateau53.4410.4162.2371.544..1.25068.72
Eastern Plateau85.4313.9157.1222.1410.41001.158110.12
Western Pre-Alps17.0129.6183.3334.4283.0343.73041.14
Central Pre-Alps44.5724.7117.9215.7244.3287.52194.72
Eastern Pre-Alps30.7917.5135.7245.7243.2336.12368.93
Northwestern Alps18.6128.61910.0183.2334.32810.01854.74
Central Alps7.2203.4302.1402.1401.7445.52322.18
Northeastern Alps9.0187.2205.0251.4491.4494.72628.76
Southwestern Alps19.91215.4148.2204.1287.92038.1893.73
Southeastern Alps28.11025.31117.51312.7167.72127.710119.03
Southern Alps13.1169.6198.1206.0248.82073.65119.33
Switzerland464.42200.5495.7660.9752.08190.441063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143619/129992

NFI4b

forest area: slope (20% classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
slope (20% classes) %± %± %± %± %± %± %±
to 20%29.32.059.11.89.21.02.41.04.71.32.10.823.00.7
21-40 %70.35.840.93.687.05.492.310.292.39.789.88.874.32.7
over 100%0.40.3..3.70.65.31.42.91.08.11.52.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143620/129993

NFI4b

forest area: slope (20% classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
slope (20% classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%55.57149.9329.1112.1414.6272.538243.73
21-40 %132.960104.0101273.82878.15489.352110.044788.017
over 100%0.771..11.7174.4272.8359.91829.611
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143621/129994

NFI4b

forest area: slope (20% classes) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
slope (20% classes)
to 20%21-40 %over 100%total
canton %± %± %± %±
AG48.84.651.29.2..100.0.
AI6.76.686.739.56.76.6100.0.
AR16.07.584.028.8..100.0.
BE26.22.070.96.62.90.8100.0.
BL/BS29.96.770.120.2..100.0.
FR39.14.759.112.41.81.3100.0.
GE100.0.....100.0.
GL2.42.495.124.32.42.4100.0.
GR5.41.190.27.94.41.0100.0.
JU31.15.068.914.2..100.0.
LU28.74.171.311.8..100.0.
NE33.95.264.913.31.21.2100.0.
NW5.95.876.538.517.69.5100.0.
OW13.74.984.321.92.02.0100.0.
SG18.33.379.513.22.21.3100.0.
SH44.48.455.615.1..100.0.
SO26.54.973.515.9..100.0.
SZ8.43.388.719.22.82.0100.0.
TG69.75.530.38.2..100.0.
TI2.30.990.310.17.41.6100.0.
UR2.62.690.523.76.93.9100.0.
VD40.63.158.68.40.80.6100.0.
VS3.31.192.09.74.81.3100.0.
ZG30.813.369.226.4..100.0.
ZH52.44.247.68.3..100.0.
Switzerland23.10.774.22.72.80.3100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 08.11.2014 #143622/129995

NFI4b

forest area: slope (20% classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
slope (20% classes)
to 20%21-40 %over 100%total
canton1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG23.71025.0210..48.72
AI0.31004.22530.31004.811
AR1.3476.7226..8.05
BE42.48115.0484.826162.32
BL/BS5.72313.4188..19.16
FR16.11224.31170.77041.13
GE2.234....2.234
GL0.410015.01510.410015.88
GR7.721128.4436.323142.33
JU10.51623.3166..33.93
LU11.31428.1153..39.33
NE9.31617.81820.310027.44
NW0.41005.02171.2556.513
OW2.63616.01290.410019.04
SG9.01939.4771.15749.54
SH5.7197.155..12.83
SO8.31923.1113..31.44
SZ2.24022.8980.77025.75
TG14.686.466..21.04
TI2.24186.6497.12295.94
UR0.410013.01391.05714.311
VD37.8854.6790.87193.23
VS3.13386.1524.52793.73
ZG1.7443.986..5.69
ZH26.4824.074..50.42
Switzerland245.43789.11729.5111064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 08.11.2014 #143623/129996

NFI4b

forest area: slope (20% classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
slope (20% classes) %± %± %± %± %± %±
to 20%31.22.061.81.913.21.44.40.71.80.723.00.7
21-40 %68.55.738.23.583.86.491.55.389.98.974.22.7
over 100%0.40.3..3.00.74.10.78.31.52.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143624/129997

NFI4b

forest area: slope (20% classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
slope (20% classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%61.07139.9327.01113.9162.141243.93
21-40 %134.06086.4148171.639288.028107.345787.217
over 100%0.771..6.12412.8169.91829.511
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143625/129998

NFI4b

forest area: slope (20% classes) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
slope (20% classes) %± %± %± %± %± %± %±
to 20%47.91.510.41.38.61.53.31.16.51.31.80.723.10.7
21-40 %51.93.385.66.988.58.992.09.790.58.789.98.974.12.7
over 100%0.20.14.00.93.00.94.81.33.00.98.31.52.80.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143626/129999

NFI4b

forest area: slope (20% classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
slope (20% classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 20%202.1319.81310.0183.1337.7212.141244.93
21-40 %219.354163.038103.24486.152107.847107.345786.717
over 100%0.7717.6213.4314.5273.5319.91829.611
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143627/130000

NFI4b

forest area: slope (20% classes) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
slope (20% classes)
to 20%21-40 %over 100%total
economic region %± %± %± %±
Western Jura30.22.369.36.50.50.3100.0.
Eastern Jura34.54.465.511.9..100.0.
Western Plateau73.04.227.06.2..100.0.
Central Plateau58.83.341.26.2..100.0.
Eastern Plateau59.72.840.35.2..100.0.
Western Pre-Alps13.53.382.914.63.61.8100.0.
Central Pre-Alps13.62.182.69.43.81.2100.0.
Eastern Pre-Alps12.42.486.011.01.60.9100.0.
Northwestern Alps2.61.392.813.14.61.7100.0.
Central Alps3.22.390.520.06.23.0100.0.
Northeastern Alps3.72.192.517.83.72.1100.0.
Southwestern Alps3.31.192.09.74.81.3100.0.
Southeastern Alps6.51.390.58.73.00.9100.0.
Southern Alps1.80.789.98.98.31.5100.0.
Switzerland23.00.774.22.72.80.3100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143628/130001

NFI4b

forest area: slope (20% classes) · economic region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
slope (20% classes)
to 20%21-40 %over 100%total
economic region1000 ha± %1000 ha± %1000 ha± %1000 ha± %
Western Jura45.08103.1690.771148.92
Eastern Jura16.21330.8124..47.03
Western Plateau34.4712.752..47.24
Central Plateau40.4628.368..68.72
Eastern Plateau65.8544.3178..110.12
Western Pre-Alps5.62434.0881.54941.14
Central Pre-Alps12.91678.2613.63194.72
Eastern Pre-Alps8.61959.3671.15768.93
Northwestern Alps1.45050.7672.53754.74
Central Alps0.77120.01061.44922.18
Northeastern Alps1.15726.51001.15728.76
Southwestern Alps3.13386.1524.52793.73
Southeastern Alps7.721107.8473.531119.03
Southern Alps2.141107.3459.918119.33
Switzerland245.13789.21729.6111063.91

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143629/130002

NFI4b

forest area: slope (40% classes) · biogeographical region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
slope (40% classes) %± %± %± %± %± %± %±
to 40%64.42.188.01.230.71.613.32.223.42.614.91.946.50.8
41-80%33.32.111.61.255.91.767.63.065.32.958.12.743.30.8
over 80%2.30.70.40.213.41.119.02.511.31.927.02.410.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143630/130003

NFI4b

forest area: slope (40% classes) · biogeographical region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
biogeographical region
JuraPlateauNorthern AlpsWestern Central-AlpsEastern Central-AlpsSouthern AlpsSwitzerland
slope (40% classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 40%121.84223.5296.6511.31722.61118.213494.02
41-80%63.1629.310175.8357.2663.1571.25459.72
over 80%4.3291.15842.2916.11411.01733.09107.75
total189.11253.91314.6284.6496.73122.431061.31

calculated by unit of reference: biogeographical region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143631/130004

NFI4b

forest area: slope (40% classes) · canton
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
slope (40% classes)
to 40%41-80%over 80%total
canton %± %± %± %±
AG87.63.011.62.90.80.8100.0.
AI53.313.326.711.820.010.6100.0.
AR60.010.032.09.58.05.5100.0.
BE52.72.339.92.37.41.2100.0.
BL/BS57.77.340.27.22.12.1100.0.
FR69.24.424.54.16.42.3100.0.
GE100.0.....100.0.
GL7.34.173.27.019.56.2100.0.
GR22.12.164.92.413.01.7100.0.
JU58.65.340.35.31.21.2100.0.
LU65.74.333.54.20.80.8100.0.
NE74.04.823.74.62.31.6100.0.
NW23.510.535.311.941.212.2100.0.
OW37.36.854.87.07.93.8100.0.
SG39.44.249.64.311.02.7100.0.
SH75.07.325.07.3..100.0.
SO54.25.539.85.46.02.6100.0.
SZ39.55.846.56.014.14.2100.0.
TG92.93.17.13.1..100.0.
TI15.02.255.63.029.42.8100.0.
UR11.85.062.87.425.36.7100.0.
VD65.43.030.52.94.11.3100.0.
VS13.92.167.82.818.32.3100.0.
ZG53.814.346.214.3..100.0.
ZH84.63.015.43.0..100.0.
Switzerland46.60.843.20.910.10.5100.0.

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 08.11.2014 #143632/130005

NFI4b

forest area: slope (40% classes) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
slope (40% classes)
to 40%41-80%over 80%total
canton1000 ha± %1000 ha± %1000 ha± %1000 ha± %
AG42.745.6250.410048.72
AI2.6271.3451.0544.811
AR4.8172.6300.6698.05
BE85.6564.7612.016162.32
BL/BS11.0147.7190.410019.16
FR28.4710.1172.63741.13
GE2.234....2.234
GL1.25711.6123.13315.88
GR31.51092.4418.513142.33
JU19.81013.6130.410033.93
LU25.9713.2130.310039.33
NE20.386.5200.67027.44
NW1.5462.3362.7326.513
OW7.11910.4141.54919.04
SG19.51224.6105.42549.54
SH9.6103.229..12.83
SO17.01112.5141.94431.44
SZ10.11611.9143.63025.75
TG19.551.543..21.04
TI14.31553.3628.21095.94
UR1.7449.0163.62814.311
VD61.0528.4103.83193.23
VS13.01563.5517.21393.73
ZG3.0282.632..5.69
ZH42.647.820..50.42
Switzerland496.02460.22107.951064.01

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 08.11.2014 #143633/130006

NFI4b

forest area: slope (40% classes) · production region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
slope (40% classes) %± %± %± %± %± %±
to 40%64.72.189.81.244.42.118.31.314.01.946.70.8
41-80%33.02.010.11.246.72.165.51.658.52.743.20.8
over 80%2.20.60.20.29.01.216.31.227.62.410.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143634/130007

NFI4b

forest area: slope (40% classes) · production region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
slope (40% classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 40%126.74203.1290.8557.5716.714494.82
41-80%64.6622.81295.55205.9369.76458.62
over 80%4.4290.410018.41351.2832.99107.25
total195.71226.31204.72314.62119.331060.61

calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143635/130008

NFI4b

forest area: slope (40% classes) · protection forest region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
slope (40% classes) %± %± %± %± %± %± %±
to 40%78.41.235.82.132.02.513.92.124.52.314.01.946.70.8
41-80%20.51.252.72.253.52.767.82.863.92.658.52.743.20.8
over 80%1.10.311.61.414.51.918.32.311.51.727.62.410.10.5
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143636/130009

NFI4b

forest area: slope (40% classes) · protection forest region
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
slope (40% classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
to 40%330.9268.2637.3813.01529.21016.714495.32
41-80%86.66100.3562.4663.5576.1569.76458.62
over 80%4.62822.01216.91317.21313.71532.99107.35
total422.11190.42116.7393.73119.03119.331061.21

calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143637/130010

NFI4b

forest area: slope (40% classes) · economic region
unit: %
unit of evaluation: accessible forest excluding shrub forest NFI1/NFI2/NFI3/NFI4 combined
grid:
state 2009/13
slope (40% classes)
to 40%41-80%over 80%total
economic region %± %± %± %±
Western Jura64.52.333.32.32.20.7100.0.
Eastern Jura65.64.431.84.32.51.4100.0.
Western Plateau92.12.57.92.5..100.0.
Central Plateau87.82.212.22.2..100.0.
Eastern Plateau90.31.79.41.70.30.3100.0.
Western Pre-Alps41.54.747.74.810.83.0100.0.
Central Pre-Alps45.13.146.63.18.31.7100.0.
Eastern Pre-Alps45.13.646.13.68.82.0100.0.
Northwestern Alps15.72.966.73.817.63.1100.0.
Central Alps18.84.957.86.223.35.3100.0.
Northeastern Alps11.33.567.55.321.24.6100.0.
Southwestern Alps13.92.167.82.818.32.3100.0.
Southeastern Alps24.52.363.92.611.51.7100.0.
Southern Alps14.01.958.52.727.62.4100.0.
Switzerland46.60.843.30.810.10.5100.0.

calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 08.11.2014 #143638/130011
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