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NFI1–NFI4b
Volume (change): rockfall 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
rockfall SilvaProtectmain tree species1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %1000 m³± %
n/aspruce-1037423-424289202844-18717120053552639-642546
fir4040302502948633344641296316071548626
pine-219023122821210219655-1052048100-213327
larch-64308501003385688384715439331157028
stone pine......6899542945100127135
other conifers8703878821004742547..90837
beech373334249176100526-5193-18111513350488928
maple128123682282913724933377571231616
ash3281183944655333496628849265439715
oak7975568523264454925100228398945
chestnut8827100......-78211-64261
other broadleaves64866209138112106-254281818318967131344
total20291691613107493222678702666321456251337431
inside perimeterspruce9667-53882200181177934214622454113542
fir-7879905813566221003774910021659
pine-5090-14544095486023158..60125
larch..-60130..1375821001145819466
stone pine..-13100..3711100..-10135
other conifers....3121......3121
beech20454-7341978175827823100526535883
maple-268282443877-4180..286244104
ash-27285811259963074..1477929251
oak101008100-34100-8100..4100-20184
chestnut......11234..1189611996
other broadleaves-912926833314829185..3144739343
total58254-429122553774414712862101028176144
outside perimeterspruce-358113180971-128281215530370308249028518443
fir95642202333851572567719738197100448122
pine-16573-16757-9969149123-76136-9292-28693
larch7141-71123-8413415682942249109420293519
stone pine......186467169..25738
other conifers22803486-2592-33471167441008374
beech126535143434808484883215160204218618814
maple20457615254073617333965317136166616
ash56236298485872786572112224636180117
oak-3516419124216356665421002543334835
chestnut......61005100130227131326
other broadleaves-3039121957-91127223352734192025151422
total25953362122710741295353171583748667112548412
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 #178414/164833
search result: 1 entry on 1 page

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