These are a few blogs from 7aqua.wordpress.com about air pollution and what harm it's doing to us.
Here are a few more blogs on air pollution:
Being passionate about our environment is important, for more infomation about air pollution and how to reduce it, visit http://www.keepbanderabeautiful.org/pollution.html?gclid=CPGD3YOHhLsCFTBfpgodfxkArg