Table 4 Ranking of the explanatory variables in terms of AIC change and anticipated volume change (\(\widehat {{\Delta } v}\)) if temperatures increased by 1.5^∘C compared to the 1961–1990 period

Abies alba

3

1

5

4

2

6

+4.5%

Acer campestre

4

1

2

3

−5.5%

Acer monspessulanum

1

2

3

−3.8%

Acer opalus

2

4

5

3

1

+5.9%

Acer pseudoplatanus

2

1

4

3

+0.4%

Alnus glutinosa

2

1

4

5

3

−2.9%

Arbutus unedo

1

Betula pendula

1

2

3

5

4

−0.3%

Carpinus betulus

3

1

2

5

4

−1.3%

Castanea sativa

2

1

3

4

−6.9%

Corylus avellana

3

2

1

+2.1%

Crataegus monogyna

3

1

2

Fagus sylvatica

3

1

4

6

2

5

+4.3%

Fraxinus excelsior

2

1

3

5

4

−2.2%

Ilex aquifolium

Larix decidua

2

1

4

3

+5.2%

Picea abies

3

1

5

4

2

+4.0%

Picea sitchensis

1

2

3

Pinus halepensis

1

2

−0.7%

Pinus nigra

1

2

5

4

3

− 0.8%

Pinus nigra var. corsicana

1

2

5

4

3

+ 3.3%

Pinus pinaster

2

1

3

6

4

5

− 4.9%

Pinus sylvestris

1

2

3

5

4

+ 2.6%

Pinus uncinata

1

2

4

3

+ 7.5%

Populus tremula

2

1

3

5

4

− 2.9%

Populus spp.

1

2

Prunus avium

2

1

3

5

4

− 3.8%

Pseudotsuga menziesii

2

1

4

3

− 0.5%

Quercus ilex

1

2

3

0.0%

Quercus patraea

2

1

3

5

4

−1.2%

Quercus pubescens

1

2

3

5

4

−4.0%

Quercus pyrenaica

1

3

2

−22.2%

Quercus robur

2

1

3

5

4

−3.1%

Quercus rubra

1

2

Quercus suber

1

2

3

4

5

−4.4%

Robinia pseudoacacia

2

1

3

4

−3.7%

Salix caprea

1

3

2

−4.8%

Salix cinerea

1

Sorbus aria

2

3

1

5

4

−0.1%

Sorbus aucuparia

1

4

3

2

+3.7%

Sorbus torminalis

1

2

4

3

0.0%

Tilia cordata

2

1

3

Tilia platyphyllos

2

1

3

Ulmus minor

3

1

4

2

−4.3%

Total

35

31

8

0

9

1