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NFI4
forest area
protection forest perimeter SilvaProtect · degree of cover (aerial photo, 5 classes)
unit of reference: production region
unit: 1000 ha
unit of evaluation: accessible forest without shrub forest NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
production region
JuraPlateauPre-AlpsAlpsSouthern Alps Switzerland
protection forest perimeter SilvaProtectdegree of cover (aerial photo, 5 classes)1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %1000 ha± %
outside of perimeter0-20%2.3292.8271.2411.8330.6588.815
21-40%3.0264.1225.81916.7114.12233.68
41-60%11.31310.71319.31038.377.41687.05
61-80%30.3734.6730.3848.867.316151.23
over 80%112.63153.1248.5637.0712.612363.72
total159.42205.21105.13142.5332.07644.31
inside perimeter0-20%0.0.0.21001.3403.3251.0455.819
21-40%0.21000.0.4.52114.6123.72323.09
41-60%1.0450.21009.41449.2611.31371.05
61-80%5.6192.82731.4775.2528.48143.43
over 80%30.9717.41063.4586.0473.54271.22
total37.7620.59110.03228.32117.92514.41
total0-20%2.3293.0262.5285.1201.63514.512
21-40%3.2254.12210.31431.387.81556.66
41-60%12.31210.91328.7887.5418.710158.03
61-80%35.9737.3761.75124.0335.77294.62
over 80%143.42170.52111.93123.0386.13634.91
total197.11225.71215.11370.81150.021158.71
© WSL, Swiss National Forest Inventory, 19.06.2020 #850030/316361
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