Tree Species

% of Maximum

Annual CO₂ Uptake (mol CO₂/m²/yr)

Habitat

Pinus ponderosa

100

130

Sun

Pinus ponderosa

31

40

Shade

Abies concolor

66

86

Shade

Acer glabrum

67

87

Shade

Fraxinus velutina

61

79

Shade

Quercus gambelii

48

62

Shade