Percent Dry Weight (Biomass) Increases for 300, 600 and 900 ppm
Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Twelve Perennial Species From Fertile Permanent Grassland
Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Twelve Perennial Species From Fertile Permanent Grassland
|
Experimental Conditions
|
300 ppm
|
600 ppm |
900 ppm
|
|
|
FACE, 1993 summer/autumn, grasses
|
32%
|
|
|
|
|
FACE, 1993 summer/autumn, non-legume dicots
|
41%
|
|
|
|
|
FACE, 1993 summer/autumn, legumes
|
191%
|
|
|
|
|
FACE, 1994 spring, grasses
|
55%
|
|
|
|
|
FACE, 1994 spring, non-legume dicots
|
89%
|
|
|
|
|
FACE, 1994 spring, legumes
|
65%
|
|
|
|
|
FACE, 1994 summer/autumn, grasses
|
2%
|
|
|
|
|
FACE, 1994 summer/autumn, non-legume dicots
|
29%
|
|
|
|
|
FACE, 1994 summer/autumn, legumes
|
88%
|
|
|
|
|
FACE, 1995 spring, grasses
|
18%
|
|
|
|
|
FACE, 1995 spring, non-legume dicots
|
110%
|
|
|
|
|
FACE, 1995 spring, legumes
|
137%
|
|
|
|
|
FACE, 1995 summer/autumn, grasses
|
-7%
|
|
|
|
|
FACE, 1995 summer/autumn, non-legume dicots
|
77%
|
|
|
|
|
FACE, 1995 summer/autumn, legumes
|
85%
|
|
|