Can we contribute the people who inject themselves with silicon home plastic surgery kits to air pollution?

Question: there is a new study that says air pollution causes children to essentially dumb down;

http://www.physorg.com/news167278462.html

Bonus question; if this is true; then how are people in China effected where air pollution is the highest?

Why are they not so tarded?

& at last; O.M.G..! Look what this woman did to her face! You must see;

http://www.gossiprocks.com/forum/beauty-skincare/88214-cosmetic-surgery-addict-injected-cooking-oil-into-her-own-face.html?styleid=30