Oh, and trees/plants take in co2 as part of their living process. Without co2, all plant life would die!(fact) because I know it's coming, plants cannot survive in pure co2, just as mammals cannot survive in pure oxygen-it poisonous at purer concentrations.
The difference between stupidity and ignorance. Ignorance is doing something wrong and not knowing better. Stupidity is knowing better, but doing it anyway. Don't be stupid!