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NFI4
forest area
year of afforestation (decades)
unit of reference: protection forest region
unit: %
unit of evaluation: accessible forest without shrub forest NFI1/NFI2/NFI3/NFI4
grid: 1.4 x 1.4 km grid
state2009/17
protection forest region
Jura + PlateauNorthwestern AlpsNortheastern AlpsSouthwestern AlpsSoutheastern AlpsSouthern Alps Switzerland
year of afforestation (decades) %± %± %± %± %± %± %±
no afforestation or unknown94.60.593.70.893.51.098.80.598.10.698.50.595.60.3
before 18510.70.20.20.20.20.20.0.0.0.0.0.0.30.1
1851-18600.00.00.30.20.50.30.0.0.0.0.0.0.10.0
1861-18700.40.10.10.10.40.20.0.0.0.0.0.0.20.1
1871-18800.00.00.20.20.60.30.0.0.0.0.0.0.10.0
1881-18900.40.11.10.30.90.40.0.0.0.0.20.20.50.1
1891-19000.50.21.00.30.20.20.40.30.20.20.20.20.50.1
1901-19100.60.20.40.20.90.40.0.0.30.20.30.20.50.1
1911-19200.10.10.90.30.0.0.0.0.20.20.0.0.20.1
1921-19300.40.10.10.10.90.40.0.0.10.10.20.20.30.1
1931-19400.20.10.60.30.0.0.20.20.0.0.0.0.20.1
1941-19500.40.10.10.10.20.20.0.0.30.20.30.20.30.1
1951-19600.30.10.50.20.50.30.20.20.0.0.0.0.30.1
1961-19700.80.20.50.20.30.20.40.30.70.30.40.20.60.1
1971-19800.40.10.10.10.90.40.0.0.0.0.0.0.30.1
1981-19900.10.10.10.10.20.20.0.0.0.0.0.0.10.0
1991-20000.0.0.0.0.0.0.0.0.20.20.0.0.00.0
2001-20100.0.0.0.0.0.0.0.0.0.0.0.0.0.
2011-20200.0.0.0.0.0.0.0.0.0.0.0.0.0.
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.
© WSL, Swiss National Forest Inventory, 21.06.2020 #814897/281228
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