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NFI4
total stem number by cause of damage
altitude (200 m class) · cause of damage on tree (10 classes)
unit of reference: protection forest region
unit: n/ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
altitude (200 m class)cause of damage on tree (10 classes) n/ha± % n/ha± % n/ha± % n/ha± % n/ha± % n/ha± % n/ha± %
above 1800 mno visible damage0.343222553124672966207102654
fire0.1980.0.0100070050
rockfall0.5791394627432929616
various damages0.1053794824921437814
indeterminable0.6019895455105293516516
timber harvest0.0.0.0571560.042
human, other0.3690.142138267127
weather0.134133571416131920211511
lying living trees0.29879463013309441021
dead trees0.94292168491356142419499
total..............
1601-1800 mno visible damage0.3011133216326103256260103094
fire0.0.0.01000.0100071
rockfall0.82839810346331338917
various damages0.11440.1026821727815
indeterminable0.5511522560116183618545
timber harvest0.11000.366352070237
human, other0.4476877484530100428
weather0.1329274142182523211312
lying living trees0.2601082343434245323
dead trees0.70175130781650113117568
total..............
1401-1600 mno visible damage180142917212112939343733292944
fire0.0.0.01000.0100075
rockfall0.832161114210341236818
various damages11367235358318291120811
indeterminable24225283916711159114913535
timber harvest1985311552634370100321
human, other0.833852449540182521
weather657171713281621102524211510
lying living trees0.23875310440100342425
dead trees373381125822601342154613597
total..............
1201-1400 mno visible damage30173386335734993161031493263
fire0.0100010001000.0.062
rockfall162212417312127103432231713
various damages13217251730183692811281213
indeterminable37154694916631280126814545
timber harvest1126628432556641070615
human, other434831438579449250519
weather433111810291629113020211111
lying living trees174238436544360546319
dead trees301979115911721464147320646
total..............
1001-1200 mno visible damage3736330637063029316936093493
fire0.010001000.0.475165
rockfall1134292228244036223644202711
various damages122591713271150143210241111
indeterminable4295084810531563165712504
timber harvest919152012261991700100912
human, other821729927756543944814
weather432724833132619401323912
lying living trees0714440100944175252225
dead trees331156104412861653166014515
total..............
801-1000 mno visible damage35153626373634392791134393523
fire010001000.1990.399173
rockfall2124124237233438154238272412
various damages92110161123850112916351111
indeterminable49941963125219531610611575
timber harvest141613279265824580.1012
human, other832834837269948556817
weather528625733193411371129713
lying living trees1502432466471039637318
dead trees3610461257121071756207818536
total..............
601-800 mno visible damage3313342634983091729111335103322
fire01000.0.0.0.2163262
rockfall52718372326373996713341015
various damages7187271149371173932331014
indeterminable396441137153826602011414465
timber harvest141014274485721086378129
human, other419944659278199352417
weather419727836194511561323612
lying living trees1350100260950568562224
dead trees3373716491810217442310814446
total..............
to 600 mno visible damage30334421633511370192262731583102
fire0890.0.0.0.1153146
rockfall1688170586021850.2328728
various damages61284918470.91722124811
indeterminable325903561224039218611712435
timber harvest10958410490.0.17099
human, other41815809482660.932515
weather41676419811667791124513
lying living trees1292983690.0.346123
dead trees246532747247832427914012386
total..............
totalno visible damage3222332333633033314331033211
fire0720560710540100535130
rockfall6161814241418149142410146
various damages888912149141011141294
indeterminable373494506585604725502
timber harvest12691261522832214075
human, other51181471742542042057
weather410109914159111117894
lying living trees11922032461762141738
dead trees294635536716526706502
total..............
© WSL, Swiss National Forest Inventory, 02.12.2020 #893704/359922
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