Quote Originally Posted by Sharla
Also Punisher i think you'll find there's more CO2 in the atmosphere than Nitrogen. The earths atmosphere is closed off a little like a greenhouse because of the ozone layer and other gases in the upper atmosphere. Plants give off O2 as a product of Photosynthesis and consume CO2 while respiration of animals etc give off CO2. Actually raising concentrations of CO2 might be good for plants in the right climates. I don't believe the world will come to an end because of global warming but as a human race we might suffer a bit if we can't adjust.
Bullshit the composition of earths atmosphere (the air we breathe at ground level) on average contains 70% nitrogen. You'll find that on any website that has it listed.

http://www.met.fsu.edu/explores/atmcomp.html

after seeing this you'll realize just how much of a joke blaming co2 for global warming really is.