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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: terrestrial grid NFI3
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%1.5352.5262.6265.7181.14113.312
21-40%3.2243.3235.11923.785.11840.47
41-60%9.0146.21712.51230.976.71665.25
61-80%19.6915.11022.8837.277.915102.54
over 80%129.32180.2260.6551.2512.012433.21
total162.52207.11103.53148.7332.87654.71
inside perimeter0-20%0.0.0.0.0.4711.1410.4711.832
21-40%0.0.0.0.0.6583.6220.9455.019
41-60%0.21000.0.1.7328.7141.43511.912
61-80%0.7500.0.2.22818.794.12025.78
over 80%3.7220.21008.21434.577.41554.05
total4.6200.210013.11166.5514.11198.54
outside perimeter0-20%0.0.0.0.2.0305.0191.8318.914
21-40%0.21000.0.2.42811.2123.22316.910
41-60%0.9450.21007.31526.888.61443.76
61-80%3.4231.43518.9943.0618.2985.04
over 80%27.2718.8971.0475.9474.23267.12
total31.8720.49101.63161.93106.03421.62
total0-20%1.5352.5265.01911.8123.32324.09
21-40%3.3233.3238.11538.579.21362.35
41-60%10.1136.31621.4966.3516.710120.94
61-80%23.7816.51043.9698.9430.37213.23
over 80%160.22199.11139.82161.6293.53754.31
total198.91227.71218.21377.01152.921174.80
© WSL, Swiss National Forest Inventory, 18.06.2020 #863505/329836
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