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NFI1–NFI4b
Volume (change): avalanches SilvaProtect · main tree species · production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtectmain tree species %± %± %± %± %± %±
n/aspruce-1.56.2-26.94.83.66.015.26.257.821.4-6.52.9
fir32.17.98.57.611.210.530.38.589.210.717.54.8
pine-11.29.3-40.16.630.518.1-3.711.415.5.-22.15.3
larch-29.824.20.318.4-13.333.539.511.5126.040.732.69.4
stone pine......14.421.8..15.121.9
other conifers457.3122.887.542.9..411.7197.1..120.148.5
beech10.05.511.95.621.111.35.214.9138.6101.112.23.6
maple18.411.163.518.697.034.1124.033.141.030.653.310.1
ash33.214.975.015.891.722.885.553.9256.855.567.810.5
oak25.215.012.211.0342.687.2127.137.728.528.119.38.7
chestnut........-16.831.1-13.731.9
other broadleaves-2.312.229.917.125.734.347.949.638.631.525.011.2
total10.73.5-3.83.411.75.119.54.855.314.36.62.0
inside perimeterspruce33.313.0..-10.710.99.66.839.611.510.05.4
fir53.223.7..-2.220.239.415.9-12.327.227.011.1
pine-6.28.3..-28.46.4-11.214.9-62.420.7-19.611.4
larch......41.116.754.79.843.913.4
stone pine......31.319.4..31.319.4
other conifers......-32.192.2..-24.498.3
beech67.744.0..10.715.537.416.4125.863.032.311.7
maple30.654.8..28.549.657.220.6480.8.46.222.7
ash567.0944.2..168.257.460.645.4..91.346.1
oak....777.3...-100.0.248.1296.9
chestnut............
other broadleaves17.677.2..-12.485.4104.563.5308.1138.0120.555.7
total46.416.4..-4.58.118.75.636.310.017.64.3
outside perimeterspruce-16.29.61.116.90.26.27.15.539.915.75.83.7
fir24.610.43.019.220.39.043.812.031.122.323.56.0
pine-17.818.213.224.5-43.028.27.911.742.859.12.69.6
larch..14.127.365.248.615.75.938.29.722.65.0
stone pine......24.611.9..24.611.9
other conifers-115.5672.7613.8112.545.236.7-70.3467.5..138.196.9
beech20.89.025.616.717.48.334.012.071.712.729.65.1
maple33.013.6-13.220.360.115.644.113.1356.3117.245.78.2
ash32.923.948.419.940.115.492.627.6401.7164.863.211.5
oak0.535.1-7.912.6-50.920.2114.227.750.919.726.812.1
chestnut......12.410.145.312.644.312.2
other broadleaves-7.426.0-39.328.6-10.615.452.018.268.217.140.910.0
total10.85.412.28.710.34.616.14.152.86.918.32.5
totalspruce-2.85.3-25.94.71.14.110.13.641.910.3-0.62.1
fir31.56.48.07.115.26.639.07.528.118.820.03.6
pine-12.08.3-38.86.54.715.4-1.37.3-33.724.0-17.74.4
larch-29.824.21.017.624.028.728.15.850.18.429.94.7
stone pine......21.212.3..21.512.3
other conifers443.8123.890.443.252.434.9126.5137.4..119.744.7
beech13.04.813.35.318.26.325.68.174.812.518.42.9
maple22.49.047.615.171.615.357.711.2299.097.249.86.5
ash33.613.070.113.362.913.587.323.4366.9119.866.68.0
oak23.514.210.510.110.143.5119.021.947.717.420.87.4
chestnut......19.712.737.212.237.011.9
other broadleaves-2.711.124.216.03.416.053.521.264.615.533.37.7
total11.53.0-2.73.210.03.217.72.750.55.511.51.5

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178359/164778
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · altitudinal vegetation zone · production region
unit: m³/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtectaltitudinal vegetation zone m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± %
n/aupper subalpine......47.231157.23060.324
lower subalpine-0.21216871.24754.44949.237104.73244.627
upper montane85.924-4.1383521.918284.235131.42062.129
lower montane43.044-38.57070.85489.43247.57516.092
colline/submontane5.4379-6.625268.565-36.912315.8215-1.8663
total34.731-15.79047.74152.02380.82223.430
inside perimeterupper subalpine....-18.5.86.43499.82484.627
lower subalpine-8.21283..-17.514949.06988.44447.955
upper montane183.027..22.725067.136113.43472.926
lower montane131.654..-196.35380.648..18.4252
colline/submontane....103.6113284.8...162.557
total133.932..-20.618563.328101.52460.623
outside perimeterupper subalpine......79.617106.72385.614
lower subalpine85.655..87.13430.37991.22352.632
upper montane62.857-133.619256.54945.94990.92859.724
lower montane52.754134.34047.98142.254116.01765.323
colline/submontane-2.8934-3.7919-89.56680.52787.01437.834
total37.34846.46943.04247.52494.71056.413
totalupper subalpine....-18.5.67.114117.91675.712
lower subalpine2.868971.24763.13041.23493.41848.220
upper montane88.220-25.753739.05762.02398.72062.716
lower montane48.032-21.811548.55559.328105.41734.131
colline/submontane4.2428-6.4245-22.218036.56476.9169.4101
total37.625-10.812241.33152.11493.3938.512

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178360/164779
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · altitudinal vegetation zone · production region
unit: 1000 m³
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtectaltitudinal vegetation zone1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %
n/aupper subalpine......7363433450107028
lower subalpine-3121681756014705021703844543425828
upper montane319826-14383576618219253745837633329
lower montane201145-25287017365510813713583243492
colline/submontane310379-90125251968-40912584216-397663
total551531-3268904491425503231456251369830
inside perimeterupper subalpine....-7100478421775164834
lower subalpine-61285..-5015312527044052163655
upper montane40149..14725116683764442286028
lower montane24070..-4256733456..150252
colline/submontane....7413498100..17381
total63542..-260186383029126129546724
outside perimeterupper subalpine......12942349335178719
lower subalpine6389..169636152080100229427932
upper montane29863-94204227950179350231530659025
lower montane8675594546127882110955180822600624
colline/submontane-29934-36920-103368133431279917303634
total119849815714220437049248416112169813
totalupper subalpine....-7100250817100426350514
lower subalpine54690175603115314942341887221017320
upper montane389622-1085383193575386243417221578416
lower montane311833-1583115258956252330194221859031
colline/submontane281428-937245-4401801023652883182811101
total734925-245312284513116383141113394086312

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178361/164780
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · altitudinal vegetation zone · production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtectaltitudinal vegetation zone %± %± %± %± %± %±
n/aupper subalpine......28.810.4114.634.037.510.8
lower subalpine-0.18.123.712.315.88.018.37.376.534.515.84.5
upper montane27.87.5-0.728.64.99.129.112.193.623.917.55.5
lower montane12.45.7-8.45.717.09.927.59.032.729.84.03.7
colline/submontane1.66.1-1.74.316.812.0-12.414.59.822.0-0.53.3
total10.73.5-3.83.411.75.119.54.855.314.36.62.0
inside perimeterupper subalpine....-5.7.36.514.772.217.438.712.5
lower subalpine-3.140.2..-3.95.513.79.839.521.514.07.9
upper montane64.425.4..5.112.820.68.130.411.320.86.0
lower montane43.324.5..-31.411.217.79.3..3.910.2
colline/submontane....92.5137.3128.2...109.974.2
total46.416.4..-4.58.118.75.636.310.017.64.3
outside perimeterupper subalpine......33.66.865.212.038.86.3
lower subalpine16.810.8..27.09.58.87.235.810.016.05.4
upper montane17.310.3-40.160.714.27.415.18.047.316.518.95.0
lower montane15.28.632.514.610.79.114.68.371.615.719.64.9
colline/submontane-0.98.1-1.09.4-15.89.640.112.456.310.114.05.1
total10.85.412.28.710.34.616.14.152.86.918.32.5
totalupper subalpine....-5.7.32.55.577.711.338.45.2
lower subalpine1.17.423.712.318.45.712.94.642.09.415.63.2
upper montane28.16.5-5.026.49.25.520.25.345.511.418.63.3
lower montane13.94.7-4.85.411.06.418.95.666.114.39.02.9
colline/submontane1.25.3-1.74.1-4.57.915.210.349.49.42.82.8
total11.53.0-2.73.210.03.217.72.750.55.511.51.5

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178362/164781
NFI1–NFI4b
Volume (change): protection forest perimeter SilvaProtect · main tree species · production region
unit: m³/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectmain tree species m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± %
outside of perimeterspruce-1.6423-47.7218.916524.83829.236-10.647
fir18.7235.4879.2904.2348.9709.526
pine-1.583-9.2241.476-0.73140.599-3.627
larch-0.41050.05584-0.127611.82921.8282.728
stone pine......1.11390.3990.2133
other conifers1.7642.9480.0760.338..1.537
beech10.05410.34410.1491.02817.4488.428
maple2.1554.5248.0282.6250.3704.016
ash3.44213.1208.3302.4425.1637.515
oak2.4582.0900.8500.9391.2811.744
chestnut..0.082..0.1100-4.4211-0.1259
other broadleaves-0.61753.5541.11243.49110.5662.244
total34.232-15.39247.74152.02380.82223.430
inside perimeterspruce-8.999-1.11237-3.041415.35326.82611.045
fir22.6342.562416.1438.7222.0969.921
pine-1.81210.9143-0.9590.11319-0.992-0.5123
larch..0.41410.5538.92911.9196.619
stone pine......1.240..0.540
other conifers-0.06651.3590.2132-0.03520.41000.273
beech28.03223.96512.8417.52520.71713.814
maple6.237-2.81556.5252.9222.0313.615
ash4.45221.8444.6353.1263.9374.416
oak0.06372-1.4174-0.5810.7442.5320.740
chestnut......0.19614.0253.025
other broadleaves1.3146-4.7108-0.61523.72612.2224.020
total51.83240.97835.84752.11895.6957.111
totalspruce-3.0193-44.0212.538418.53427.222-0.9378
fir19.5195.18712.9417.2193.1629.717
pine-1.570-8.4240.2337-0.2575-0.7101-2.227
larch-0.31050.017260.21069.92113.4164.415
stone pine......1.2530.01000.452
other conifers1.3642.7460.11180.1880.41000.934
beech13.43511.43811.6325.32918.71610.814
maple2.9363.9277.2192.8171.7313.811
ash3.63513.7196.3232.8224.1326.111
oak1.9591.8960.14000.8302.3301.235
chestnut..0.082..0.17111.2301.329
other broadleaves-0.24132.8630.24623.63411.9213.021
total37.625-10.812241.33152.11493.3938.512

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178363/164782
NFI1–NFI4b
Volume (change): protection forest perimeter SilvaProtect · main tree species · production region
unit: 1000 m³
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectmain tree species1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %
outside of perimeterspruce-260423-99382183816526223852639-621247
fir296323111887867904413416071555026
pine-23583-19272413176-783148100-210127
larch-6810535584-1427612522939331156628
stone pine......1221395100127133
other conifers26664599483763538..90337
beech1574542151449484910728113350491428
maple33755934247572827725571231116
ash5344227192078431259439265438815
oak378584229071509939228399344
chestnut..882..7100-78211-64259
other broadleaves-90175726541061243609218967129144
total540032-3185924491425503231456251366530
inside perimeterspruce-335100-191237-331414319553271426522545
fir851354562417784318202320796470121
pine-6812116144-9759181319-9292-223123
larch..71416053186829120819314319
stone pine......24840..24840
other conifers-2665246125132-6352441008573
beech10543342967142242156325209317656114
maple23538-51155719266132319832171416
ash1665339146509356372639337209616
oak16372-25175-5781147442583232440
chestnut......1296142026143125
other broadleaves48147-84109-6915276327123422189120
total1949337327939604710880189677102719811
totalspruce-595193-995721508384581734324023-987378
fir381419116387264541226219367621025117
pine-30370-19122434337-60575-84102-232327
larch-6810511172647106312021160116470915
stone pine......37053510037552
other conifers26465622462811829884410098834
beech2628352580382370321671292227171147514
maple57236884271475198911720431402511
ash700353110191293238962248532648411
oak3795939796154002463028030131635
chestnut..882..1871134130136729
other broadleaves-424136426337462112334142221318221
total734925-245312284513116383141113394086312

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178364/164783
NFI1–NFI4b
Volume (change): protection forest perimeter SilvaProtect · main tree species · production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectmain tree species %± %± %± %± %± %±
outside of perimeterspruce-1.56.2-26.94.83.66.015.26.257.821.4-6.42.9
fir32.37.98.57.611.210.530.38.589.210.717.54.8
pine-11.29.3-40.16.630.518.1-3.711.415.5.-22.15.3
larch-29.824.20.318.4-13.333.539.511.5126.040.732.69.4
stone pine......14.421.8..15.121.9
other conifers457.3122.887.542.9..411.7197.1..120.148.5
beech9.95.512.35.621.111.35.214.9138.6101.112.23.6
maple18.511.363.518.697.034.1124.033.141.030.653.610.2
ash31.614.875.015.891.722.885.553.9256.855.567.410.5
oak25.215.012.211.0342.687.2127.137.728.528.119.38.7
chestnut........-16.831.1-13.731.9
other broadleaves-6.811.529.917.125.734.347.949.638.631.523.911.2
total10.53.5-3.73.411.75.119.54.855.314.36.62.0
inside perimeterspruce-9.58.9-1.416.7-1.35.57.94.339.811.26.83.1
fir28.89.33.019.218.58.442.09.718.419.224.15.3
pine-16.115.813.224.5-32.39.40.79.3-46.923.1-6.17.4
larch..14.127.365.248.623.56.841.98.128.75.3
stone pine......27.510.9..27.510.9
other conifers-115.5672.7613.8112.546.736.2-42.8142.4..115.483.6
beech24.78.921.815.916.67.535.19.772.612.529.64.6
maple32.012.6-13.220.356.115.146.511.4359.3115.145.57.7
ash42.126.448.419.942.415.388.024.3408.0166.065.011.3
oak0.535.1-7.912.6-45.921.3114.227.750.619.727.212.1
chestnut......12.410.145.312.644.312.2
other broadleaves22.937.4-37.128.5-10.615.256.617.672.017.345.610.0
total15.55.210.88.68.54.116.93.349.85.918.22.2
totalspruce-2.85.3-25.94.71.14.110.13.641.910.3-0.62.1
fir31.56.48.07.115.26.639.07.528.118.820.03.6
pine-12.08.3-38.86.54.715.4-1.37.3-33.724.0-17.74.4
larch-29.824.21.017.624.028.728.15.850.18.429.94.7
stone pine......21.212.3..21.512.3
other conifers443.8123.890.443.252.434.9126.5137.4..119.744.7
beech13.04.813.35.318.26.325.68.174.812.518.42.9
maple22.49.047.615.171.615.357.711.2299.097.249.86.5
ash33.613.070.113.362.913.587.323.4366.9119.866.68.0
oak23.514.210.510.110.143.5119.021.947.717.420.87.4
chestnut......19.712.737.212.237.011.9
other broadleaves-2.711.124.216.03.416.053.521.264.615.533.37.7
total11.53.0-2.73.210.03.217.72.750.55.511.51.5

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178365/164784
NFI1–NFI4b
Volume (change): protection forest perimeter SilvaProtect · altitudinal vegetation zone · production region
unit: m³/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectaltitudinal vegetation zone m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± %
outside of perimeterupper subalpine......47.231157.23060.324
lower subalpine-0.21216871.24754.44949.237104.73244.627
upper montane85.924-4.1383521.918284.235131.42062.129
lower montane43.044-38.57070.85489.43247.57516.092
colline/submontane3.4602-6.027768.565-36.912315.8215-2.0612
total34.232-15.39247.74152.02380.82223.430
inside perimeterupper subalpine....-18.5.81.316104.81885.313
lower subalpine38.8159..73.63636.65390.32151.228
upper montane100.831-133.619251.84854.13195.02363.219
lower montane60.644134.34029.612747.443116.01761.523
colline/submontane8.0321-11.7286-78.27284.62687.01439.332
total51.83240.97835.84752.11895.6957.111
totalupper subalpine....-18.5.67.114117.91675.712
lower subalpine2.868971.24763.13041.23493.41848.220
upper montane88.220-25.753739.05762.02398.72062.716
lower montane48.032-21.811548.55559.328105.41734.131
colline/submontane4.2428-6.4245-22.218036.56476.9169.4101
total37.625-10.812241.33152.11493.3938.512

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178366/164785
NFI1–NFI4b
Volume (change): protection forest perimeter SilvaProtect · altitudinal vegetation zone · production region
unit: 1000 m³
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectaltitudinal vegetation zone1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %
outside of perimeterupper subalpine......7363433450107028
lower subalpine-3121681756014705021703844543425828
upper montane319826-14383576618219253745837633329
lower montane201145-25287017365510813713583243492
colline/submontane194603-81827751968-40912584216-430612
total540032-3185924491425503231456251366530
inside perimeterupper subalpine....-710017722067029243517
lower subalpine57167..164538277254144125591528
upper montane69939-94204242749346131295925945119
lower montane11074694546853128144344180822615624
colline/submontane87321-119287-95874143329279917324132
total1949337327939604710880189677102719811
totalupper subalpine....-7100250817100426350514
lower subalpine54690175603115314942341887221017320
upper montane389622-1085383193575386243417221578416
lower montane311833-1583115258956252330194221859031
colline/submontane281428-937245-4401801023652883182811101
total734925-245312284513116383141113394086312

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178367/164786
NFI1–NFI4b
Volume (change): protection forest perimeter SilvaProtect · altitudinal vegetation zone · production region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
protection forest perimeter SilvaProtectaltitudinal vegetation zone %± %± %± %± %± %±
outside of perimeterupper subalpine......28.810.4114.634.037.510.8
lower subalpine-0.18.123.712.315.88.018.37.376.534.515.84.5
upper montane27.87.5-0.728.64.99.129.112.193.623.917.55.5
lower montane12.45.7-8.45.717.09.927.59.032.729.84.03.7
colline/submontane1.06.1-1.64.316.812.0-12.414.59.822.0-0.53.3
total10.53.5-3.73.411.75.119.54.855.314.36.62.0
inside perimeterupper subalpine....-5.7.34.36.366.910.238.85.7
lower subalpine10.115.7..21.78.110.55.836.99.415.44.5
upper montane29.810.6-40.160.712.86.517.35.842.211.919.44.0
lower montane17.78.232.514.66.48.415.36.971.615.717.94.5
colline/submontane2.58.2-3.29.3-14.59.742.112.456.310.114.75.1
total15.55.210.88.68.54.116.93.349.85.918.22.2
totalupper subalpine....-5.7.32.55.577.711.338.45.2
lower subalpine1.17.423.712.318.45.712.94.642.09.415.63.2
upper montane28.16.5-5.026.49.25.520.25.345.511.418.63.3
lower montane13.94.7-4.85.411.06.418.95.666.114.39.02.9
colline/submontane1.25.3-1.74.1-4.57.915.210.349.49.42.82.8
total11.53.0-2.73.210.03.217.72.750.55.511.51.5

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178368/164787
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · main tree species · production region
unit: m³/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtectmain tree species m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± %
n/aspruce-1.7415-47.8218.916524.83829.236-10.747
fir18.6235.4879.2904.2348.9709.526
pine-1.583-9.2241.476-0.73140.599-3.627
larch-0.41050.05584-0.127611.82921.8282.728
stone pine......1.11390.3990.2133
other conifers1.7642.9480.0760.338..1.537
beech10.15210.14510.1491.02817.4488.428
maple2.1554.5248.0282.6250.3704.016
ash3.54113.0208.3302.4425.1637.515
oak2.4582.0900.8500.9391.2811.744
chestnut..0.082..0.1100-4.4211-0.1259
other broadleaves-0.25293.5541.11243.49110.5662.342
total34.731-15.79047.74152.02380.82223.430
inside perimeterspruce33.140..-30.010920.76971.82821.352
fir55.041..-1.393611.935-3.326210.237
pine-0.9148..-4.973-1.8136-8.478-3.163
larch......16.74328.42315.133
stone pine......2.065..1.465
other conifers....0.199-0.1367..-0.0485
beech42.151..8.81298.5325.2499.928
maple1.6207..3.61662.3370.5992.247
ash2.3116..2.9511.0610.5991.339
oak....0.599..-0.1990.1127
chestnut............
other broadleaves0.7418..-0.17242.0486.8722.341
total133.932..-20.618563.328101.52460.623
outside perimeterspruce-15.2660.915180.5271013.17520.5358.763
fir18.6442.662418.3427.4292.8679.824
pine-2.01280.9143-0.4930.91480.11030.1368
larch..0.41410.6535.8369.6244.621
stone pine......0.848..0.348
other conifers-0.16651.3590.3136-0.06290.51000.269
beech25.53927.35713.4447.13322.81714.815
maple6.938-2.91556.9243.2272.2323.916
ash4.06522.2444.8373.9284.4375.117
oak0.06372-1.4174-0.6731.0442.9320.840
chestnut......0.19616.0253.725
other broadleaves-0.4372-4.9105-0.71544.33012.9234.222
total37.34846.46943.04247.52494.71056.413
totalspruce-3.0193-44.0212.538418.53427.222-0.9378
fir19.5195.18712.9417.2193.1629.717
pine-1.570-8.4240.2337-0.2575-0.7101-2.227
larch-0.31050.017260.21069.92113.4164.415
stone pine......1.2530.01000.452
other conifers1.3642.7460.11180.1880.41000.934
beech13.43511.43811.6325.32918.71610.814
maple2.9363.9277.2192.8171.7313.811
ash3.63513.7196.3232.8224.1326.111
oak1.9591.8960.14000.8302.3301.235
chestnut..0.082..0.17111.2301.329
other broadleaves-0.24132.8630.24623.63411.9213.021
total37.625-10.812241.33152.11493.3938.512

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178369/164788
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · main tree species · production region
unit: 1000 m³
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
production region
JuraPlateauPre-AlpsAlpsSouthern AlpsSwitzerland
avalanches SilvaProtectmain tree species1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %
n/aspruce-265415-99732183816526223852639-625147
fir295723111887867904413416071554426
pine-23583-19272413176-783148100-210127
larch-6810535584-1427612522939331156628
stone pine......1221395100127133
other conifers26664599483763538..90337
beech1609522100459484910728113350489828
maple34155934247572827725571231516
ash5634127192078431259439265441615
oak378584229071509939228399344
chestnut..882..7100-78211-64259
other broadleaves-31529728541061243609218967135342
total551531-3268904491425503231456251369830
inside perimeterspruce15748..-37911112526989232192352
fir26149..-1793671835-4126292137
pine-4151..-6275-109136-10480-28063
larch......10094435328136233
stone pine......12465..12465
other conifers....1100-3367..-3485
beech20058..11113151432655288928
maple8208..4616613938610019947
ash11119..36546362610011639
oak....6100..-11005127
chestnut............
other broadleaves3419..-172412449847321042
total63542..-260186383029126129546724
outside perimeterspruce-48767161518482710194375182236334163
fir596454562417954211022924768378624
pine-6412816144-35931281481210457368
larch..714160538593685525178121
stone pine......12548..12548
other conifers-2665246125136-3629441008869
beech8194048059131144104933202918568815
maple22339-51155673254742719233151117
ash1276539146473375752838738195217
oak16372-25175-6273147442593231940
chestnut......1296142026143125
other broadleaves-14372-87105-6815463930114923162022
total119849815714220437049248416112169813
totalspruce-595193-995721508384581734324023-987378
fir381419116387264541226219367621025117
pine-30370-19122434337-60575-84102-232327
larch-6810511172647106312021160116470915
stone pine......37053510037552
other conifers26465622462811829884410098834
beech2628352580382370321671292227171147514
maple57236884271475198911720431402511
ash700353110191293238962248532648411
oak3795939796154002463028030131635
chestnut..882..1871134130136729
other broadleaves-424136426337462112334142221318221
total734925-245312284513116383141113394086312

difference, calculated by unit of reference: production region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178370/164789
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · main tree species · protection forest region
unit: m³/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtectmain tree species m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± %
n/aspruce-28.323-5.228944.444-8.917039.43429.236-11.045
fir11.0303.029418.9322.1632.5638.9709.426
pine-5.9231.5810.31010.9655-2.12040.599-3.627
larch-0.23080.61000.78532.8369.35421.8282.728
stone pine......3.3991.12940.3990.2135
other conifers2.4380.1880.01000.2730.546..1.537
beech10.1343.017522.025-2.592-3.61157.4488.328
maple3.5238.3286.4361.1920.7770.3704.016
ash9.0184.84512.1322.3650.6845.1637.615
oak2.2550.8520.7642.2480.51001.2811.745
chestnut0.0820.1100......-4.4211-0.1261
other broadleaves1.9612.51382.4105-1.24283.68310.5662.342
total5.616719.6107107.92132.36952.43280.82222.931
inside perimeterspruce33.040-19.912542.16928.5690.5717471.82821.153
fir54.7429.610721.2707.5423.257-3.326210.237
pine-0.8148-7.857-6.3721.72511.7147-8.478-3.163
larch..-0.9241-4.79941.0415.58228.42315.033
stone pine......3.7862.259..1.464
other conifers..0.099..-0.41060.499..-0.0523
beech42.05111.56519.7366.864-2.31485.2499.828
maple1.62147.844-0.84961.854..0.5992.246
ash2.31161.4611.51132.163..0.5991.339
oak..0.399......-0.1990.1127
chestnut..............
other broadleaves0.7420-0.22970.37832.3544.4636.8722.341
total133.4321.6184773.05494.82915.7223101.52460.223
outside perimeterspruce-9.48619.075-28.76233.9287.724820.5358.961
fir12.76121.83312.2642.01893.5392.8679.824
pine-0.9179-0.12640.41823.298-1.51290.11030.1366
larch0.2141-1.396-0.444014.6286.4579.6244.621
stone pine..-0.1100..2.1380.7120..0.349
other conifers0.5790.488-0.41080.1840.1730.51000.268
beech26.13313.64310.8646.8354.03622.81714.815
maple3.4705.3297.9302.6411.8532.2323.916
ash10.6373.74710.9261.4650.41224.4375.117
oak-0.52340.2114-0.61341.2750.81002.9320.840
chestnut......0.11440.110016.0253.725
other broadleaves-2.11042.850-1.11994.1463.94912.9234.322
total40.64065.32811.220872.11827.97194.71056.612
totalspruce-25.4234.42168.115122.93420.35527.222-1.1333
fir11.72612.44215.9313.4623.1313.1629.617
pine-5.323-0.2296-0.41682.3103-1.3152-0.7101-2.227
larch-0.1348-0.4156-0.423025.5227.53713.4164.415
stone pine..-0.1100..2.7421.11310.01000.453
other conifers2.1380.273-0.21200.020310.3380.41000.934
beech12.3268.84116.2264.737-0.1361918.71610.814
maple3.5226.9196.3252.1321.1441.7313.811
ash9.1163.93210.3201.8380.4714.1326.111
oak1.8580.546-0.0210451.1470.6732.3301.235
chestnut0.0820.0100..0.11450.010011.2301.329
other broadleaves1.4732.4690.53212.4633.84111.9213.021
total11.17638.83356.22769.11636.83393.3938.313

difference, calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178375/164794
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · main tree species · protection forest region
unit: 1000 m³
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtectmain tree species1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %
n/aspruce-1041423-424289202844-18717120053552639-646545
fir4034302502948633344641296316071548026
pine-219023122821210219655-1052048100-213327
larch-64308501003385688384715439331157028
stone pine......6899542945100127135
other conifers8703878821004742547..90837
beech371534249176100526-5193-18111513350487128
maple128523682282913724933377571232016
ash3308183944655333496628849265442515
oak7975568523264454925100228398945
chestnut8827100......-78211-64261
other broadleaves70861209138112106-254281818318967137442
total20581671613107493222678702666321456251340331
inside perimeterspruce15348-40112656671693697717489232191153
fir2545019310828471181435059-4126292337
pine-4151-15858-84744225226147-10480-28363
larch..-19241-6310099943858435328135533
stone pine......89873561..12465
other conifers..1100..-101076100..-2523
beech19658231662653916765-36149655288828
maple721615746-114974355..610020346
ash111192762201145164..610011539
oak..6100......-11005127
chestnut..............
other broadleaves3421-4297478355556865847321042
total6214333184798256231031242224126129544824
outside perimeterspruce-46287167175-164962163928404248182236342661
fir6296219203370265961901854024768377924
pine-47179-102642618315598-791291210457366
larch7141-11296-21440706283395885525177421
stone pine..-13100..993837120..12449
other conifers22803388-21108684473441008968
beech129133119643621643303621036202918567615
maple16771467304563112542965319233150317
ash52238329486272765652112238738195117
oak-2523421115-321345875421002593232340
chestnut......71455100142026143125
other broadleaves-10210424950-621991974620550114923163722
total2003415750296462083484191470718416112176813
totalspruce-1072223846216946151214534241755324023-1128333
fir4918262363421849313216236431367621018217
pine-224023-47296-47168216103-158152-84102-236027
larch-57348-81156-5023023932289437160116469915
stone pine..-13100..25742125131510037553
other conifers892384173-191201203136384410099434
beech52022616774118912644537-636192227171143514
maple14592213051973725192321294420431402611
ash3841177503212002116538497148532649011
oak772589446-02104510347677328030131635
chestnut8827100..71455100134130136829
other broadleaves6097345469543212286345441142221322121
total4681767397336559276472164377331113394061913

difference, calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178376/164795
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · main tree species · protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtectmain tree species %± %± %± %± %± %± %±
n/aspruce-18.93.9-2.26.317.18.1-12.019.625.19.257.821.4-6.72.9
fir18.15.63.911.539.412.6225.6117.428.219.489.210.717.34.8
pine-31.55.830.519.414.313.53.824.9-6.713.215.5.-22.35.3
larch-5.215.528.032.137.629.163.721.424.113.4126.040.732.49.3
stone pine......53.764.77.422.7..14.921.9
other conifers115.448.0357.767.0..97.646.5976.9641.8..119.148.2
beech11.13.97.012.646.213.2-34.929.9-28.626.2138.6101.112.13.6
maple38.810.3127.949.165.526.3302.8330.9626.1613.041.030.653.710.1
ash61.811.882.727.497.238.1141.4101.746.853.0256.855.567.710.5
oak16.08.9343.296.3117.529.3244.9144.574.8.28.528.119.28.7
chestnut..........-16.831.1-13.632.0
other broadleaves18.811.954.779.332.337.4-8.633.0127.1133.438.631.525.311.3
total1.52.55.25.627.76.617.913.119.66.755.314.36.52.1
inside perimeterspruce33.113.1-8.09.814.510.714.910.60.217.739.611.59.95.4
fir52.923.717.119.825.019.862.616.093.549.1-12.327.227.011.2
pine-6.28.3-55.219.2-70.019.49.023.37.78.9-62.420.7-19.811.4
larch..-29.863.0-100.0.55.621.416.013.254.79.843.713.3
stone pine......39.330.920.314.1..31.219.3
other conifers......-94.08.5....-22.7100.5
beech67.744.019.614.244.526.9118.19.6-7.26.7125.863.032.211.6
maple29.655.476.333.7-6.331.0128.974.2..480.8.47.022.4
ash567.0943.747.033.340.255.5277.1196.4....89.645.5
oak..777.3.......-100.0.248.1297.0
chestnut..............
other broadleaves17.577.1-16.646.66.955.1144.0111.0439.0535.9308.1138.0120.755.8
total46.316.50.47.716.19.530.29.45.212.036.310.017.54.3
outside perimeterspruce-10.68.89.27.2-13.27.832.79.43.17.839.915.75.93.7
fir16.110.329.510.519.413.116.131.435.613.431.122.323.76.0
pine-9.915.6-20.148.916.227.420.320.0-10.813.842.859.12.69.6
larch14.127.2-57.431.6-7.531.325.77.914.38.338.29.722.55.0
stone pine..-176.9...50.710.912.115.4..24.212.0
other conifers425.2305.976.813.9-142.9170.4......140.498.0
beech22.48.121.910.513.59.1147.145.184.019.471.712.729.75.1
maple15.811.654.118.440.012.3211.983.477.240.0356.3117.245.78.3
ash43.615.946.922.671.020.175.151.819.230.0401.7164.863.411.6
oak-5.812.845.455.3-28.028.2121.658.3107.3.50.919.727.112.1
chestnut......9.011.629.6.45.312.644.312.2
other broadleaves-25.020.636.319.3-9.217.563.632.098.967.568.217.141.310.0
total11.44.717.65.32.75.734.46.98.36.152.86.918.42.5
totalspruce-17.93.62.04.33.35.119.26.810.05.841.910.3-0.62.2
fir18.45.016.77.426.68.735.522.935.311.828.118.820.03.6
pine-29.95.5-6.319.2-13.020.812.513.2-6.08.9-33.724.0-17.94.4
larch-4.415.0-18.625.6-11.624.742.59.218.46.950.18.429.74.7
stone pine..-176.9...46.719.710.414.6..21.312.3
other conifers117.548.190.926.6-129.1168.64.186.01391.41000.3..119.044.6
beech13.13.616.57.325.77.386.831.6-0.516.574.812.518.42.9
maple33.28.281.618.342.110.8191.464.099.646.5299.097.250.16.5
ash58.610.160.717.479.918.3117.851.929.027.5366.9119.866.78.0
oak14.28.3142.073.7-0.233.6156.254.992.411.447.717.420.77.4
chestnut......9.011.629.6.37.212.237.011.9
other broadleaves14.510.941.630.15.016.535.829.2124.468.464.615.533.77.8
total3.02.310.33.613.74.030.05.212.24.350.55.511.41.5

difference, calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178377/164796
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · main tree species · economic region
unit: m³/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionmain tree species m³/ha± % m³/ha± % m³/ha± % m³/ha± %
Western Juraspruce2.136532.940-19.556-0.9750
fir21.12654.44221.94322.321
pine0.11166-0.8148-0.7345-0.11292
larch-0.07725....-0.07725
stone pine........
other conifers0.0437..-0.16650.0672
beech10.15041.95122.74713.434
maple3.3331.62238.0334.124
ash2.1752.31163.8772.456
oak2.157..0.81361.854
chestnut........
other broadleaves-0.61940.74231.0125-0.3354
total40.429132.83337.95142.823
Eastern Juraspruce-13.2115..12.3187-10.7130
fir10.946..-2.9969.547
pine-6.254..-10.093-6.648
larch-1.798....-1.698
stone pine........
other conifers6.764....6.064
beech10.0150..43.16213.3103
maple-1.3266..0.32993-1.1286
ash7.944..5.1667.642
oak3.1137..-5.1962.3170
chestnut........
other broadleaves0.9283..-9.295-0.11738
total17.0146..33.613018.7122
Western Plateauspruce-76.636..46.167-63.940
fir15.862..11.536415.463
pine-10.063..-0.696-9.062
larch0.4878....0.4878
stone pine........
other conifers2.8114....2.5114
beech20.352..39.07322.244
maple2.061..6.51142.455
ash21.724..50.75624.723
oak3.5146..3.71333.5131
chestnut0.0100....0.0100
other broadleaves11.268..-29.2657.0103
total-8.7431..127.7675.4653
Central Plateauspruce-62.627..-15.493-57.927
fir5.6189..-8.82274.1234
pine-5.653..0.8312-5.054
larch0.3135..-0.3980.2160
stone pine........
other conifers3.776..2.5683.671
beech-4.3189..5.9494-3.3239
maple2.643..-11.8561.2104
ash13.651..21.54614.444
oak3.168..-1.21332.771
chestnut........
other broadleaves6.437..0.0831145.738
total-37.371..-6.7578-34.370
Eastern Plateauspruce-27.448..-10.7255-26.547
fir1.5339..9.82841.9261
pine-11.128..2.183-10.429
larch-0.4329..1.897-0.2455
stone pine........
other conifers2.372..0.7682.270
beech16.238..48.33417.933
maple6.631..2.14066.431
ash10.227..2.17389.828
oak0.8368..-5.61130.5607
chestnut0.1100....0.1100
other broadleaves-1.0217..6.263-0.6330
total-2.1848..56.7900.91879
Western Pre-Alpsspruce-34.6132-89.09180.14023.5111
fir6.939418.412937.54124.356
pine........
larch....0.41000.2100
stone pine........
other conifers........
beech12.19318.34511.25212.145
maple9.3478.0507.4428.129
ash6.0684.7764.7525.240
oak1.775..-0.6900.3185
chestnut........
other broadleaves0.72081.3199-0.8228-0.02535
total2.02874-38.3271139.82773.643
Central Pre-Alpsspruce4.53897.4393-7.9195-0.52483
fir1.2980-21.28915.3825.5151
pine2.580-4.6110-0.41760.8139
larch-0.6115....-0.3116
stone pine........
other conifers0.01000.1970.8880.484
beech-0.171246.032116.5697.287
maple9.13912.5683.3616.930
ash3.9811.7971.61482.868
oak0.6920.8970.31000.565
chestnut........
other broadleaves0.1879-0.71031.01400.4181
total21.31262.0184630.68223.873
Eastern Pre-Alpsspruce38.671-60.1153-37.464-5.6319
fir23.04026.25710.211916.446
pine0.2160-10.694-0.6100-0.688
larch0.675..1.4591.048
stone pine........
other conifers0.1100..-0.2197-0.1268
beech25.5296.028511.37817.233
maple5.758-21.85910.4337.134
ash16.7333.9948.44411.826
oak0.572..-1.672-0.699
chestnut........
other broadleaves3.0134..-2.586-0.05203
total114.028-56.4173-0.6540346.449
Northwestern Alpsspruce-5.8500-18.72009.2337-1.01898
fir3.810527.34718.74115.530
pine-0.1236-12.1640.1265-2.368
larch4.442-1.8241-4.589-1.1207
stone pine....-0.5100-0.2100
other conifers0.399....0.1100
beech3.525513.24811.2709.155
maple5.3374.6726.6515.832
ash6.1570.32296.1685.046
oak0.678..0.9740.656
chestnut0.499....0.1100
other broadleaves10.6149-0.32758.4457.573
total29.212812.535856.36539.159
Central Alpsspruce39.99467.77546.15648.245
fir16.25529.013432.74424.943
pine0.599-11.4975.792-0.21394
larch..-13.097..-2.8100
stone pine........
other conifers....0.21920.1192
beech28.24815.77126.45024.832
maple9.8401.71453.8795.936
ash9.2603.66121.53612.430
oak1.999..3.1551.953
chestnut........
other broadleaves3.653-3.01111.08241.2256
total109.34090.391140.421116.324
Northeastern Alpsspruce72.93969.133-48.8739.7222
fir6.99812.3675.91167.558
pine........
larch2.8112..-5.0123-1.8183
stone pine........
other conifers....-1.1107-0.6107
beech1.554929.5350.916577.2122
maple4.7797.1693.8984.851
ash-1.5543-1.419011.3485.173
oak........
chestnut........
other broadleaves-0.92533.11201.24161.0270
total86.535119.624-31.713032.975
Southwestern Alpsspruce-8.917028.56933.92822.934
fir2.1637.5422.01893.462
pine0.96551.72513.2982.3103
larch32.83641.04114.62825.522
stone pine3.3993.7862.1382.742
other conifers0.273-0.41060.1840.02031
beech-2.5926.8646.8354.737
maple1.1921.8542.6412.132
ash2.3652.1631.4651.838
oak2.248..1.2751.147
chestnut....0.11440.1145
other broadleaves-1.24282.3544.1462.463
total32.36994.82972.11869.116
Southeastern Alpsspruce39.4340.571747.724820.355
fir2.5633.2573.5393.131
pine-2.12041.7147-1.5129-1.3152
larch9.3545.5826.4577.537
stone pine1.12942.2590.71201.1131
other conifers0.5460.4990.1730.338
beech-3.6115-2.31484.036-0.13619
maple0.777..1.8531.144
ash0.684..0.41220.471
oak0.5100..0.81000.673
chestnut....0.11000.0100
other broadleaves3.6834.4633.9493.841
total52.43215.722327.97136.833
Southern Alpsspruce29.23671.82820.53527.222
fir8.970-3.32622.8673.162
pine0.599-8.4780.1103-0.7101
larch21.82828.4239.62413.416
stone pine0.399....0.0100
other conifers....0.51000.4100
beech7.4485.24922.81718.716
maple0.3700.5992.2321.731
ash5.1630.5994.4374.132
oak1.281-0.1992.9322.330
chestnut-4.4211..16.02511.230
other broadleaves10.5666.87212.92311.921
total80.822101.52494.71093.39
Switzerlandspruce-10.74721.1538.961-0.9414
fir9.52510.2379.9249.717
pine-3.627-3.1630.1415-2.227
larch2.72814.9334.6214.415
stone pine0.21351.4640.3480.453
other conifers1.637-0.05220.2710.934
beech8.7279.92714.81511.014
maple3.9162.2474.0163.811
ash7.7151.3395.1176.211
oak1.7460.11270.8401.236
chestnut-0.1262..3.7251.329
other broadleaves2.4432.3414.2233.022
total23.92960.22356.71238.912

difference, calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178378/164797
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · main tree species · economic region
unit: 1000 m³
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionmain tree species1000 m³± %1000 m³± %1000 m³± %1000 m³± %
Western Juraspruce24836515348-52957-128750
fir2471262535059544331921
pine121166-4151-20345-121292
larch-07725....-07725
stone pine........
other conifers5437..-26654672
beech1188501955861648199934
maple3833372242163560724
ash24075111191027835356
oak24957..2213727254
chestnut........
other broadleaves-67194342426125-38354
total47302961842102852637523
Eastern Juraspruce-559115..58189-501130
fir46146..-1410044848
pine-26254..-4797-30948
larch-7498....-7498
stone pine........
other conifers28264....28264
beech422150..20568626104
maple-55266..12993-53286
ash33545..247235942
oak131137..-24100107170
chestnut........
other broadleaves37283..-4499-71738
total718146..159133877122
Western Plateauspruce-323837..22572-301340
fir66862..5636572464
pine-42263..-3100-42563
larch18878....18878
stone pine........
other conifers119114....119114
beech85952..19078104944
maple8362..3211711555
ash91925..24862116723
oak149146..18136167131
chestnut2100....2100
other broadleaves47468..-14371331103
total-370431..62473254653
Central Plateauspruce-387227..-10595-397727
fir345189..-60228285234
pine-34853..6312-34254
larch16135..-210013160
stone pine........
other conifers22876..177124671
beech-267189..40494-227239
maple16344..-805982104
ash84252..1475098945
oak19368..-813418571
chestnut........
other broadleaves39338..08311439338
total-230770..-46579-235370
Eastern Plateauspruce-285648..-61257-291748
fir157339..56285213261
pine-116028..1286-114829
larch-37329..10100-27455
stone pine........
other conifers24372..47224771
beech169538..27642197233
maple68931..1240670131
ash106327..12739107528
oak82368..-3211650607
chestnut6100....6100
other broadleaves-106217..3668-70330
total-223848..325931021879
Western Pre-Alpsspruce-550133-26297177841966111
fir110394541348334299756
pine........
larch....81008100
stone pine........
other conifers........
beech1929454572495349545
maple1484824611634333429
ash956914841035321240
oak2776..-149013185
chestnut........
other broadleaves112084202-17228-22535
total322874-113273310529302444
Central Pre-Alpsspruce21838950394-311196-432483
fir60980-1459160582520151
pine12380-31112-1417678139
larch-30116....-30116
stone pine........
other conifers1100110033883484
beech-57124413226507068687
maple4403985721306265630
ash19082111006414826568
oak30926100101004665
chestnut........
other broadleaves5879-51054114041181
total1032126131847120882225473
Eastern Pre-Alpsspruce114572-172157-136265-388319
fir683417567371119112946
pine7160-30100-20100-4388
larch1776..52596848
stone pine........
other conifers2100..-8197-6268
beech756301728741179118433
maple16958-62683803448734
ash49534111003054581226
oak1573..-5972-4499
chestnut........
other broadleaves89135..-9186-35203
total337929-161176-225403319549
Northwestern Alpsspruce-104500-193200242337-551898
fir68106283504944284530
pine-2237-126674265-12468
larch8043-19241-11989-58207
stone pine....-13100-13100
other conifers6100....6100
beech63255136512967149655
maple953948741745231732
ash1095932301626827447
oak1179..24753557
chestnut7100....7100
other broadleaves189149-32762234640973
total522129129359148865213959
Central Alpsspruce373953267936559106445
fir151581401362604855044
pine5100-551004594-51394
larch..-62100..-62100
stone pine........
other conifers....21932193
beech2635176762095454833
maple91448147308113037
ash866217661704127432
oak18100..24584254
chestnut........
other broadleaves3356-14114882526256
total10204343594111428256925
Northeastern Alpsspruce5744342040-71775278221
fir5410075708711721658
pine........
larch22114..-74124-52183
stone pine........
other conifers....-16107-16107
beech1254918042141657205122
maple37814373569913751
ash-12543-91911665014673
oak........
chestnut........
other broadleaves-7254191221841630270
total6814072833-46513194474
Southwestern Alpsspruce-18717169369163928214534
fir4464181439619032162
pine196554225215598216103
larch688389994370628239322
stone pine68998987993825742
other conifers474-1010768412031
beech-5193167653303644537
maple249343551254219232
ash49665164656516538
oak4549..587510347
chestnut....71457145
other broadleaves-2542855551974622863
total67870231031348419647216
Southeastern Alpsspruce20053577174404248241755
fir1296350591854036431
pine-10520426147-79129-158152
larch4715485843395889437
stone pine54294356137120125131
other conifers254761004733638
beech-181115-3614921036-63619
maple3377..965312944
ash2884..211224971
oak25100..421006773
chestnut....51005100
other broadleaves1818368652055045441
total266632242224147071437733
Southern Alpsspruce5263989232182236324023
fir16071-412622476836762
pine8100-1048012104-84102
larch393313532885525160116
stone pine5100....5100
other conifers....4410044100
beech133506552202918222717
maple57161001923320431
ash926561003873848532
oak2283-11002593228030
chestnut-78211..142026134130
other broadleaves189678473114923142221
total145625126129841611111339
Switzerlandspruce-627747191553345161-911414
fir556125926373811241029817
pine-212427-2836351415-235627
larch156128135633177521469216
stone pine127135124651244837553
other conifers91537-2522857199834
beech508027894285725151170014
maple23061620247152916403711
ash45331511540197718662511
oak99746512732140132336
chestnut-63262..143125136829
other broadleaves13974321142160623321522
total140153054612421887134136312

difference, calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178379/164798
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · main tree species · economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionmain tree species %± %± %± %±
Western Juraspruce1.86.532.913.1-20.09.9-0.75.6
fir30.38.252.723.825.610.530.36.6
pine0.910.8-6.28.3-8.225.7-0.89.8
larch-0.429.9....-0.429.9
stone pine........
other conifers53.3227.8..-115.5672.933.4223.1
beech11.36.067.744.020.810.814.65.2
maple35.413.728.556.139.214.136.510.2
ash23.519.6567.0944.432.528.526.416.5
oak28.116.5..38.060.228.715.9
chestnut........
other broadleaves-8.616.017.377.023.933.7-4.214.5
total12.53.946.116.511.15.913.23.3
Eastern Juraspruce-15.215.9..18.440.6-12.515.1
fir49.827.6..-30.2.46.026.0
pine-30.614.0..-39.121.3-31.712.6
larch-48.926.5....-48.926.5
stone pine........
other conifers546.0144.7....546.0144.7
beech7.411.5..21.214.59.410.1
maple-6.817.5..1.237.3-5.816.0
ash46.921.6..35.28.445.919.7
oak20.428.4..-44.8.15.326.4
chestnut........
other broadleaves6.519.2..-52.825.4-1.017.3
total5.17.6..9.012.25.56.9
Western Plateauspruce-39.510.9..36.317.6-34.210.9
fir40.829.6..26.6110.939.229.3
pine-35.516.5..-8.3.-34.716.1
larch7.872.4....7.872.4
stone pine........
other conifers59.375.9....59.375.9
beech24.113.1..62.857.827.112.9
maple88.680.5..160.4306.0101.183.4
ash116.229.6..81.334.8106.522.4
oak14.121.3..14.319.914.219.1
chestnut........
other broadleaves77.157.1..-89.61.742.747.0
total-2.19.0..35.125.11.38.6
Central Plateauspruce-31.57.3..-33.928.9-31.67.1
fir5.711.0..-7.416.04.29.8
pine-37.813.8..8.532.1-34.713.3
larch14.322.5..-5.2.8.615.2
stone pine........
other conifers86.781.2..510.726.392.182.0
beech-4.78.5..3.417.1-3.37.7
maple93.656.9..-69.815.828.534.6
ash150.372.6..65.918.2126.352.9
oak33.624.2..-11.014.628.621.3
chestnut........
other broadleaves99.937.2..0.032.388.632.8
total-8.55.8..-1.69.2-7.95.3
Eastern Plateauspruce-17.47.6..-11.627.9-17.27.5
fir3.210.9..13.840.74.010.5
pine-41.98.1..76.191.5-41.38.1
larch-5.417.3....-3.917.5
stone pine........
other conifers110.726.8....112.627.0
beech20.78.4..100.237.023.28.3
maple56.620.2..4.919.548.117.0
ash44.813.3..4.030.340.312.3
oak4.315.7..-24.515.82.414.8
chestnut........
other broadleaves-7.114.9..124.149.1-4.614.9
total-0.64.7..16.916.20.24.5
Western Pre-Alpsspruce-10.713.6-34.123.235.616.88.810.2
fir12.150.636.045.663.229.942.127.3
pine........
larch........
stone pine........
other conifers........
beech47.544.2123.479.131.818.240.219.1
maple76.764.261.413.6110.544.188.439.4
ash63.638.91126.4295.958.212.864.619.5
oak318.631.6..-61.35.841.988.6
chestnut........
other broadleaves32.378.2119.5311.6-14.730.9-1.229.7
total0.513.5-11.229.041.113.319.69.3
Central Pre-Alpsspruce2.18.43.112.2-3.97.5-0.25.4
fir1.211.4-37.120.613.711.85.28.0
pine32.920.8-20.95.9-30.948.513.617.6
larch-49.431.8....-49.431.8
stone pine........
other conifers....76.813.980.817.2
beech-0.213.75.719.119.415.010.29.4
maple179.487.8140.270.438.228.9101.436.6
ash68.939.3115.5.18.027.941.325.7
oak550.0193.5777.3.74.8.232.7147.1
chestnut........
other broadleaves4.036.2-70.630.919.930.311.922.8
total5.46.90.58.47.26.15.84.4
Eastern Pre-Alpsspruce13.910.5-15.020.1-16.510.0-2.27.0
fir41.717.431.914.812.114.822.811.1
pine13.421.7-44.8.-59.1.-27.914.5
larch41.941.2..56.543.452.132.4
stone pine........
other conifers....-73.7145.1-54.8145.5
beech54.017.86.422.212.210.123.58.8
maple49.230.6-99.912.960.418.947.016.4
ash115.939.6108.2.47.522.675.120.5
oak208.646.2..-68.018.5-47.224.4
chestnut........
other broadleaves36.853.8..-28.420.8-0.525.4
total27.38.6-9.014.2-0.17.210.45.4
Northwestern Alpsspruce-2.612.7-7.514.84.615.7-0.58.7
fir17.518.448.226.564.217.748.413.1
pine-7.912.2-93.24.776.8250.7-75.714.4
larch68.942.7-29.863.1-61.530.2-15.629.3
stone pine....-176.9.-176.9.
other conifers310.3.....310.3.
beech13.032.832.817.722.615.822.512.1
maple96.034.745.038.046.725.354.918.9
ash207.397.85.612.096.269.9102.249.7
oak186.097.4..229.374.7213.556.7
chestnut........
other broadleaves88.4142.5-19.751.961.432.269.354.6
total9.713.13.311.817.512.112.07.4
Central Alpsspruce17.819.825.518.924.714.821.911.1
fir39.24.121.031.8100.737.142.020.5
pine15.8.-100.0.36.324.4-2.433.0
larch..-100.0...-100.0.
stone pine........
other conifers....49.379.649.379.6
beech111.130.645.533.255.113.070.015.3
maple117.040.138.451.633.726.668.624.5
ash179.180.41142.01054.3118.940.9141.942.6
oak87.3...75.741.080.226.5
chestnut........
other broadleaves192.3139.5-88.716.05.042.114.139.1
total35.118.219.218.841.811.232.79.6
Northeastern Alpsspruce30.010.926.89.3-23.315.24.29.5
fir23.514.430.018.521.223.824.212.6
pine........
larch45.336.7..-37.034.1-20.933.1
stone pine........
other conifers....-18309.6334461.6-18309.6334461.6
beech2.011.0101.235.11.423.211.514.9
maple104.896.348.221.612.312.623.512.9
ash-10.448.9-22.235.1136.280.153.251.5
oak........
chestnut........
other broadleaves-7.116.152.266.28.435.98.523.7
total22.38.133.79.0-8.510.88.86.8
Southwestern Alpsspruce-12.019.614.910.632.79.419.26.8
fir225.6117.462.616.016.131.435.522.9
pine3.824.99.023.320.320.012.513.2
larch63.721.455.621.425.77.942.59.2
stone pine53.764.739.330.950.710.946.719.7
other conifers97.646.5-94.08.5..4.186.0
beech-34.929.9118.19.6147.145.186.831.6
maple302.8330.9128.974.2211.983.4191.464.0
ash141.4101.7277.1196.475.151.8117.851.9
oak244.9144.5..121.658.3156.254.9
chestnut....9.011.69.011.6
other broadleaves-8.633.0144.0111.063.632.035.829.2
total17.913.130.29.434.46.930.05.2
Southeastern Alpsspruce25.19.20.217.73.17.810.05.8
fir28.219.493.549.135.613.435.311.8
pine-6.713.27.78.9-10.813.8-6.08.9
larch24.113.416.013.214.38.318.46.9
stone pine7.422.720.314.112.115.410.414.6
other conifers976.9641.8....1391.41000.3
beech-28.626.2-7.26.784.019.4-0.516.5
maple626.1613.0..77.240.099.646.5
ash46.853.0..19.230.029.027.5
oak74.8...107.3.92.411.4
chestnut....29.6.29.6.
other broadleaves127.1133.4439.0535.998.967.5124.468.4
total19.66.75.212.08.36.112.24.3
Southern Alpsspruce57.821.439.611.539.915.741.910.3
fir89.210.7-12.327.231.122.328.118.8
pine15.5.-62.420.742.859.1-33.724.0
larch126.040.754.79.838.29.750.18.4
stone pine........
other conifers........
beech138.6101.1125.863.071.712.774.812.5
maple41.030.6480.8.356.3117.2299.097.2
ash256.855.5..401.7164.8366.9119.8
oak28.528.1-100.0.50.919.747.717.4
chestnut-16.831.1..45.312.637.212.2
other broadleaves38.631.5308.1138.068.217.164.615.5
total55.314.336.310.052.86.950.55.5
Switzerlandspruce-6.53.09.95.45.93.7-0.52.2
fir17.94.827.011.123.96.120.43.6
pine-22.15.3-19.711.42.39.6-17.84.4
larch32.19.543.713.322.55.029.64.7
stone pine14.921.931.219.324.312.021.312.3
other conifers121.548.5-22.8100.4135.496.9120.844.7
beech12.63.632.311.629.95.118.82.9
maple52.510.146.222.446.08.249.56.5
ash68.110.488.845.463.611.666.97.9
oak19.08.9246.9296.626.712.120.57.5
chestnut-13.632.0..44.312.237.011.9
other broadleaves25.411.5120.455.640.110.133.27.9
total6.82.117.54.318.42.511.61.5

difference, calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178380/164799
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · altitudinal vegetation zone · protection forest region
unit: m³/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtectaltitudinal vegetation zone m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± % m³/ha± %
n/aupper subalpine......43.44849.439157.23060.625
lower subalpine8.821254.74463.94164.28730.3101104.73244.627
upper montane77.930-36.7121136.33444.191160.119131.42061.429
lower montane-5.433349.089116.14120.122099.94047.57515.397
colline/submontane-3.240932.6196158.944-66.863-98.55215.8215-2.1582
total5.616719.6107107.92132.36952.43280.82222.931
inside perimeterupper subalpine..-18.5...114.24250.73899.82484.327
lower subalpine-9.91055-18.626170.011482.252-30.426988.44447.455
upper montane183.02714.2295135.832102.53421.5190113.43472.127
lower montane131.654-91.159-30.2277..113.858..19.8230
colline/submontane..102.7114..284.8.....161.358
total133.4321.6184773.05494.82915.7223101.52460.223
outside perimeterupper subalpine..94.52..60.83694.819106.72385.714
lower subalpine85.65582.939-4.6122389.129-15.925791.22352.432
upper montane36.613487.6334.482894.7366.163990.92860.024
lower montane77.83358.57320.320830.85698.521116.01765.623
colline/submontane-3.2659-59.39722.428253.64376.75587.01438.133
total40.64065.32811.220872.11827.97194.71056.612
totalupper subalpine..56.854..65.72567.518117.91675.912
lower subalpine10.716661.53144.65681.9272.791293.41848.120
upper montane77.92726.58770.23886.42556.34398.72062.516
lower montane10.514748.56146.46629.255100.721105.41733.732
colline/submontane-3.2376-14.329263.08025.295-28.413876.9169.2103
total11.17638.83356.22769.11636.83393.3938.313

difference, calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178387/164806
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · altitudinal vegetation zone · protection forest region
unit: 1000 m³
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtectaltitudinal vegetation zone1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %
n/aupper subalpine......223555174333450107428
lower subalpine1732121578461028434219160610144543425128
upper montane311931-10581212020372129414642745837621530
lower montane-60533388390128145282265974713583231897
colline/submontane-63040921119860353-20671-5195884216-457582
total20581671613107493222678702666321456251340331
inside perimeterupper subalpine..-7100..35254125531775164734
lower subalpine-71058-87262289117115754-17127044052162056
upper montane39349184296796407034112919264442284928
lower montane23570-13177-104279..16076..160231
colline/submontane..74134..98100....17281
total6214333184798256231031242224126129544824
outside perimeterupper subalpine..6871..439427992849335180019
lower subalpine6189221241-391223137432-313258100229429733
upper montane1971362844359282810713990639231530660824
lower montane1809351139743922092336062432180822600424
colline/submontane-65660-513992002833674926964279917305834
total2003415750296462083484191470718416112176813
totalupper subalpine..6279..101528144122100426352114
lower subalpine2271673703321278572952291229121887221016920
upper montane3708281970872908381986271683443417221567316
lower montane144014718906215696626058138126194221848332
colline/submontane-694376-2272938038125997-2501402883182773103
total4681767397336559276472164377331113394061913

difference, calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178388/164807
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · altitudinal vegetation zone · protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern AlpsSwitzerland
avalanches SilvaProtectaltitudinal vegetation zone %± %± %± %± %± %± %±
n/aupper subalpine......42.924.825.011.3114.634.037.310.8
lower subalpine3.47.318.38.819.48.028.426.610.410.976.534.515.84.6
upper montane23.67.9-8.29.634.314.624.025.456.516.293.623.917.35.5
lower montane-1.34.312.311.625.112.09.022.140.315.632.729.83.83.8
colline/submontane-0.93.57.916.239.822.1-35.019.2-32.213.19.822.0-0.63.3
total1.52.55.25.627.76.617.913.119.66.755.314.36.52.1
inside perimeterupper subalpine..-5.7...49.225.320.910.072.217.438.612.5
lower subalpine-3.840.3-5.213.718.021.722.912.4-8.221.039.521.513.88.0
upper montane64.425.43.510.532.213.638.914.58.016.330.411.320.66.0
lower montane43.324.4-15.38.4-5.214.0..44.837.4..4.210.1
colline/submontane..91.4136.5..128.2.....109.274.5
total46.316.50.47.716.19.530.29.45.212.036.310.017.54.3
outside perimeterupper subalpine..182.1137.3..30.012.633.67.565.212.038.86.3
lower subalpine16.810.826.411.1-1.215.131.910.2-4.010.035.810.016.05.5
upper montane10.214.124.18.91.19.044.918.71.711.147.316.519.05.0
lower montane21.27.613.910.74.710.119.313.337.911.671.615.719.84.9
colline/submontane-0.96.2-12.011.14.914.348.021.142.027.556.310.114.25.1
total11.44.717.65.32.75.734.46.98.36.152.86.918.42.5
totalupper subalpine..39.642.9..37.610.828.66.077.711.338.35.2
lower subalpine4.06.819.86.512.87.427.28.00.87.142.09.415.53.2
upper montane23.57.06.65.917.37.139.111.217.98.545.511.418.63.3
lower montane2.63.811.67.410.27.017.211.539.69.466.114.38.92.9
colline/submontane-0.93.3-3.29.314.312.418.117.8-11.114.249.49.42.72.8
total3.02.310.33.613.74.030.05.212.24.350.55.511.41.5

difference, calculated by unit of reference: protection forest region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178389/164808
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · altitudinal vegetation zone · economic region
unit: m³/ha
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone m³/ha± % m³/ha± % m³/ha± % m³/ha± %
Western Juraupper subalpine........
lower subalpine-0.54479-11.888785.6552.4812
upper montane85.924183.02762.85688.220
lower montane29.176131.65444.16936.649
colline/submontane20.1134..6.151417.0130
total40.429132.83337.95142.823
Eastern Juraupper subalpine........
lower subalpine........
upper montane........
lower montane103.428..121.754106.525
colline/submontane-8.0378..-29.4152-9.7291
total17.0146..33.613018.7122
Western Plateauupper subalpine........
lower subalpine71.247....71.247
upper montane313.563..-495.7.151.7141
lower montane-138.045..292.530-81.972
colline/submontane79.858..1.1415073.558
total-8.7431..127.7675.4653
Central Plateauupper subalpine........
lower subalpine........
upper montane-428.970....-428.970
lower montane-28.8150..30.7203-21.5180
colline/submontane-32.7100..-37.9124-33.291
total-37.371..-6.7578-34.370
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-2.73373..228.4.55.1152
lower montane18.1210..110.49821.9168
colline/submontane-8.6242..29.0206-6.6301
total-2.1848..56.7900.91879
Western Pre-Alpsupper subalpine........
lower subalpine63.4116..152.138108.943
upper montane-60.8201-85.6147207.52486.363
lower montane-9.7775..43.130916.7459
colline/submontane-74.6.106.9109-152.070-78.7105
total2.02874-38.3271139.82773.643
Central Pre-Alpsupper subalpine..-18.5...-18.5.
lower subalpine59.149-26.512224.413439.152
upper montane-30.317259.210756.26114.1214
lower montane61.191-106.06648.911648.779
colline/submontane11.2440..-117.274-53.097
total21.31262.0184630.68223.873
Eastern Pre-Alpsupper subalpine........
lower subalpine36.81249.833287.66553.664
upper montane161.138129.848-51.610043.093
lower montane109.356-286.66347.912255.677
colline/submontane154.549..-51.018623.0302
total114.028-56.4173-0.6540346.449
Northwestern Alpsupper subalpine....94.5294.52
lower subalpine40.977-11.972577.77753.763
upper montane-32.831023.4233-26.7296-7.2602
lower montane42.5200-46.4.88.67669.075
colline/submontane89.3186..78.311283.0105
total29.212812.535856.36539.159
Central Alpsupper subalpine........
lower subalpine85.34049.73099.658764.867
upper montane35.6364129.475167.021108.154
lower montane245.03061.0.156.338177.926
colline/submontane445.7...182.231219.827
total109.34090.391140.421116.324
Northeastern Alpsupper subalpine........
lower subalpine94.053130.538-181.7738.8669
upper montane133.831144.92583.948110.723
lower montane28.518682.870-105.666-38.9123
colline/submontane-87.9...76.16243.3111
total86.535119.624-31.713032.975
Southwestern Alpsupper subalpine43.448114.24260.83665.725
lower subalpine64.28782.25289.12981.927
upper montane44.191102.53494.73686.425
lower montane20.1220..30.85629.255
colline/submontane-66.863284.8.53.64325.295
total32.36994.82972.11869.116
Southeastern Alpsupper subalpine49.43950.73894.81967.518
lower subalpine30.3101-30.4269-15.92572.7912
upper montane160.11921.51906.163956.343
lower montane99.940113.85898.521100.721
colline/submontane-98.552..76.755-28.4138
total52.43215.722327.97136.833
Southern Alpsupper subalpine157.23099.824106.723117.916
lower subalpine104.73288.44491.22393.418
upper montane131.420113.43490.92898.720
lower montane47.575..116.017105.417
colline/submontane15.8215..87.01476.916
total80.822101.52494.71093.39
Switzerlandupper subalpine60.62584.32785.71475.912
lower subalpine44.72747.55552.63248.220
upper montane63.02872.22759.72463.016
lower montane14.610219.024166.22333.632
colline/submontane0.115154164.15638.13310.887
total23.92960.22356.71238.912

difference, calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178390/164809
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · altitudinal vegetation zone · economic region
unit: 1000 m³
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone1000 m³± %1000 m³± %1000 m³± %1000 m³± %
Western Juraupper subalpine........
lower subalpine-84479-9892618945812
upper montane3126253924929263381022
lower montane1080772357062971194449
colline/submontane531135..46514577131
total47302961842102852637523
Eastern Juraupper subalpine........
lower subalpine........
upper montane........
lower montane98134..24170122230
colline/submontane-263378..-81156-344291
total718146..159133877122
Western Plateauupper subalpine........
lower subalpine20560....20560
upper montane51780..-204100313148
lower montane-260047..82648-177473
colline/submontane150859..24151151059
total-370431..62473254653
Central Plateauupper subalpine........
lower subalpine........
upper montane-39991....-39991
lower montane-636150..95205-541180
colline/submontane-1272100..-141127-141391
total-230770..-46579-235370
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-33374..8210079160
lower montane453210..118114571168
colline/submontane-672242..124208-548301
total-223848..325931021879
Western Pre-Alpsupper subalpine........
lower subalpine446119..112543157146
upper montane-361202-190153215030159964
lower montane-25776..11231187460
colline/submontane-2810077132-28283-232111
total322874-113273310529302444
Central Pre-Alpsupper subalpine..-7100..-7100
lower subalpine74252-5712818413686853
upper montane-56417219111290762534215
lower montane81092-11488579118127579
colline/submontane44441..-46280-41899
total1032126131847120882225473
Eastern Pre-Alpsupper subalpine........
lower subalpine27612673394077168965
upper montane16694113975-719101109093
lower montane93759-30785581123121178
colline/submontane49759..-292187205302
total337929-161176-225403319549
Northwestern Alpsupper subalpine....68716871
lower subalpine38080-3072691678126664
upper montane-141311175234-163297-128602
lower montane91204-171004438151878
colline/submontane192190..224117416108
total522129129359148865213959
Central Alpsupper subalpine........
lower subalpine445461023111358956069
upper montane86366311833494574658
lower montane33758211003765373437
colline/submontane153100..3765052946
total10204343594111428256925
Northeastern Alpsupper subalpine........
lower subalpine3366118763-4578266668
upper montane335483634445154114928
lower montane4119217881-56771-349125
colline/submontane-31100..1097977119
total6814072833-46513194474
Southwestern Alpsupper subalpine223553525443942101528
lower subalpine42191115754137432295229
upper montane2129470341107139198627
lower montane28226..2336026058
colline/submontane-20671981003674925997
total67870231031348419647216
Southeastern Alpsupper subalpine517431255379928144122
lower subalpine606101-171270-313258122912
upper montane14642712919290639168344
lower montane597471607662432138126
colline/submontane-51958..26964-250140
total266632242224147071437733
Southern Alpsupper subalpine334501775149335100426
lower subalpine4454344052100229188722
upper montane4583764442231530341722
lower montane13583..180822194221
colline/submontane84216..279917288318
total145625126129841611111339
Switzerlandupper subalpine10742864734179919352114
lower subalpine4295281626564312331023320
upper montane6401292857286620251587816
lower montane2227102156242609824848132
colline/submontane171515417581305834325088
total140153054612421887134136312

difference, calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178391/164810
NFI1–NFI4b
Volume (change): avalanches SilvaProtect · altitudinal vegetation zone · economic region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: grid NFI4 2009-2013
change 1983/85–2009/13
avalanches SilvaProtect
n/ainside perimeteroutside perimetertotal
economic regionaltitudinal vegetation zone %± %± %± %±
Western Juraupper subalpine........
lower subalpine-0.28.0-4.540.316.810.80.97.4
upper montane27.87.564.425.417.310.328.26.5
lower montane8.36.543.324.512.89.210.55.3
colline/submontane5.88.0..2.010.55.06.7
total12.53.946.116.511.15.913.23.3
Eastern Juraupper subalpine........
lower subalpine........
upper montane........
lower montane30.79.8..34.616.931.48.7
colline/submontane-2.49.0..-7.510.2-2.98.2
total5.17.6..9.012.25.56.9
Western Plateauupper subalpine........
lower subalpine23.712.4....23.712.4
upper montane98.872.8..-94.7.42.365.2
lower montane-26.610.7..80.427.7-16.411.1
colline/submontane23.515.5..0.314.121.714.3
total-2.19.0..35.125.11.38.6
Central Plateauupper subalpine........
lower subalpine........
upper montane-58.327.2....-58.327.2
lower montane-6.08.7..6.212.9-4.47.9
colline/submontane-8.17.8..-10.412.9-8.37.3
total-8.55.8..-1.69.2-7.95.3
Eastern Plateauupper subalpine........
lower subalpine........
upper montane-0.413.6..159.2.10.418.3
lower montane4.69.8..38.651.55.69.7
colline/submontane-2.35.4..8.016.6-1.85.2
total-0.64.7..16.916.20.24.5
Western Pre-Alpsupper subalpine........
lower subalpine14.016.9..52.020.429.313.6
upper montane-12.623.4-20.528.564.721.822.515.9
lower montane-4.130.6..11.638.15.526.3
colline/submontane-15.2.96.4140.0-25.415.6-16.915.2
total0.513.5-11.229.041.113.319.69.3
Central Pre-Alpsupper subalpine..-5.7...-5.7.
lower subalpine23.312.5-7.47.87.410.213.57.5
upper montane-6.611.212.713.814.29.23.37.1
lower montane14.013.5-20.010.710.412.610.78.8
colline/submontane2.712.2..-20.214.7-10.710.2
total5.46.90.58.47.26.15.84.4
Eastern Pre-Alpsupper subalpine........
lower subalpine9.311.51.44.724.416.313.38.5
upper montane38.717.527.825.1-11.210.89.79.4
lower montane24.716.1-39.715.010.913.912.210.0
colline/submontane38.924.2..-9.316.34.714.4
total27.38.6-9.014.2-0.17.210.45.4
Northwestern Alpsupper subalpine....182.1137.5182.1137.5
lower subalpine16.515.3-3.324.324.420.118.212.3
upper montane-9.427.96.315.0-7.621.6-2.011.9
lower montane12.425.0-5.9.26.522.019.215.3
colline/submontane22.046.0..25.332.023.728.1
total9.713.13.311.817.512.112.07.4
Central Alpsupper subalpine........
lower subalpine37.917.012.539.72.213.221.615.5
upper montane8.634.823.520.947.915.424.516.8
lower montane52.819.916.5.45.621.146.113.3
colline/submontane146.5...73.123.285.622.8
total35.118.219.218.841.811.232.79.6
Northeastern Alpsupper subalpine........
lower subalpine26.213.463.013.0-50.122.82.718.0
upper montane45.119.852.513.127.914.837.610.1
lower montane4.98.915.110.0-24.016.0-8.010.0
colline/submontane-17.0...19.010.810.211.3
total22.38.133.79.0-8.510.88.86.8
Southwestern Alpsupper subalpine42.924.849.225.330.012.637.610.8
lower subalpine28.426.622.912.431.910.227.28.0
upper montane24.025.438.914.544.918.739.111.2
lower montane9.022.1..19.313.317.211.5
colline/submontane-35.019.2128.2.48.021.118.117.8
total17.913.130.29.434.46.930.05.2
Southeastern Alpsupper subalpine25.011.320.910.033.67.528.66.0
lower subalpine10.410.9-8.221.0-4.010.00.87.1
upper montane56.516.28.016.31.711.117.98.5
lower montane40.315.644.837.437.911.639.69.4
colline/submontane-32.213.1..42.027.5-11.114.2
total19.66.75.212.08.36.112.24.3
Southern Alpsupper subalpine114.634.072.217.465.212.077.711.3
lower subalpine76.534.539.521.535.810.042.09.4
upper montane93.623.930.411.347.316.545.511.4
lower montane32.729.8..71.615.766.114.3
colline/submontane9.822.0..56.310.149.49.4
total55.314.336.310.052.86.950.55.5
Switzerlandupper subalpine37.310.838.612.538.86.338.35.2
lower subalpine15.84.513.87.916.05.415.53.2
upper montane17.85.520.66.018.95.018.73.3
lower montane3.63.84.110.120.04.98.92.9
colline/submontane0.03.3111.975.214.15.13.22.9
total6.82.117.54.318.42.511.61.5

difference, calculated by unit of reference: economic region

© WSL, Swiss National Forest Inventory, 05.01.2015 #178392/164811
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