Tired of alarmist global warming propaganda? Learn what science really has to say about the issue. Purchase your copies of our documentaries today.


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.

Grassland [High-species-diversity temperate grazed in New Zealand]

Journal References

Experimental Conditions
300 ppm

600 ppm

900 ppm
Allard et al. (2005)
Winter-Spring root biomass near the end of a four-year FACE study
29%
 
 
Allard et al. (2005)
Summer-Fall root biomass near the end of a four-year FACE study
163%