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.
Native Tallgrass Prairie [Andropogon gerardii Vitman (Big Bluestem), Sorghastrum nutans (L.) Nash (Yellow Indian Grass), Poa pratensis L. (Kentucky Bluegrass), Bouteloua curtipendula (Michx.) Torr. (Sideoats Grama), Sporobolus asper var. asper (Michx.) Kunth (Meadow Dropseed)]
Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Native Tallgrass Prairie [Andropogon gerardii Vitman (Big Bluestem), Sorghastrum nutans (L.) Nash (Yellow Indian Grass), Poa pratensis L. (Kentucky Bluegrass), Bouteloua curtipendula (Michx.) Torr. (Sideoats Grama), Sporobolus asper var. asper (Michx.) Kunth (Meadow Dropseed)]
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Experimental Conditions
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300 ppm
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600 ppm |
900 ppm
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Jastrow et al. (2000)
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open-top chambers, rhizomes
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103%
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Jastrow et al. (2000)
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open-top chambers, roots
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31%
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Jastrow et al. (2000)
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open-top chambers, total below-ground
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52%
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