http://news-service.stanford.edu/news/20...
http://environment.newscientist.com/chan... 43% 3 Votes 0% 0 Votes
it is just like if you can eat all the food you want, would you grow any faster?
plants and trees are never starved of any co2, so there is no need to produce any extra ones for them, the majority of component of air is co2 14% 1 Vote
