Reference and

Warm

Hot

Parameter

High CO2

Low CO2

High CO2

Low CO2

[10] C

very negative

[53] Stem volume

mixed conifer

?8%

?14.5%

pine

?10%

?18%

[54] NPP

+2.4%

?6.3%

+17%

?19.4%

[55] NPP

+/? with large + by Hudson Bay

boreal large declines

[56] NPP

+40% - 100%

?3%

+100-200%

?40%

[57] NPP

+18%, +6%

?10%

[58] (excluding Maine) NPP

+50%

no response

+100%

no response

[59] NPP

strong positive

neutral to small negative

[60] C

+36%, +16%

?11%

[61] NPP

+25%

no response

+25%

no response

[62] Age 25 stemwood in 2059

+30.6 ±10%

+6.5 ±5.6%

+30.9 ±10.4%

+7.1 ±6.3%

[63] Cool sites (T = 15˚C), AGB

+25%

+15%

+33%

+11%

[63] Warm sites (T = 19˚C), AGB

+7%

0%

+8%

?4%

[67] NPP

+10% - 100%

[68] Eastern US C

?5%

?12%

+2%

?15%

[68] Western US C

+10%

+3%

+20%

+5%

[69] Forest growth

generally positive

[70] Forest extent PNW

+30%

[73] NPP

+26% - 33%

[74] LAI

slightly positive all species

very positive all species

[74] Ranges

shifts

large shifts

[75] aNPP

+0, 50, 58, 83, 300% by species

[76] Forest cover

+3.13%

+3.24%

[77] Canada forest type

some decid. expansion N.

decid. replace conifer

[84] Boreal conifer area

half lost to decid.

most lost to decid.