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NFI3
forest area
avalanches SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest
grid: 1.4 x 1.4 km grid
state2004/06
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
avalanches SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
n/a0-20%1.5372.4292.3306.2181.24113.612
21-40%2.9263.5245.02023.095.31939.77
41-60%9.5146.11812.61230.986.61765.75
61-80%19.31015.01123.4936.778.215102.74
over 80%129.02181.2263.3550.4612.212436.21
total162.22208.21106.53147.4333.67657.91
inside perimeter0-20%0.0.0.0.0.21001.2410.4711.833
21-40%0.0.0.0.0.6583.0260.8504.521
41-60%0.21000.0.1.9328.9151.63512.612
61-80%0.8500.0.1.93218.8103.82225.39
over 80%3.7230.0.8.11533.577.21652.66
total4.7200.0.12.71265.5513.81196.84
outside perimeter0-20%0.0.0.0.1.9334.7212.1318.615
21-40%0.21000.0.2.23111.7133.52317.511
41-60%1.0450.21007.61628.188.51545.56
61-80%3.4241.53518.11044.1619.5986.75
over 80%27.6818.41069.6476.6472.74264.92
total32.2720.1999.43165.23106.33423.22
total0-20%1.5372.4294.42112.1133.62324.19
21-40%3.1253.5247.81637.779.51461.66
41-60%10.7136.31722.2968.0516.710123.84
61-80%23.5916.51043.5699.6431.67214.63
over 80%160.32199.61141.02160.6392.23753.71
total199.21228.31218.71378.01153.721177.91
© WSL, Swiss National Forest Inventory, 18.06.2020 #863504/329835
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