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.

100-year-old stand of deciduous trees dominated by Fagus sylvatica, Quercus petraea, Carpinus betulus, with lesser amounts of Tilia platyphyllos, Acer Campestre and Prunus avium


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
4
 
 
 Arithmetic Mean
242.5%
 
 
 Standard Error
189.9%
 
 

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Lee et al. (2001)

One-year perennial grassland FACE study
16%

 

 

Lee et al. (2011)

Photosynthesis of upper fully-expanded young to mid-aged leaves of plants
18%

 

 

Volin et al. (1998)

controlled-environment chamber, low ozone
36%

 

 

Volin et al. (1998)

controlled-environment chamber, high ozone
900%

 

 

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