PM 10

We've come to expect hight air pollution levels in Beijing and other Asian cities with high traffic levels and surrounded by dirty coal plants, but not in cities using emission-free nuclear energy and lots of bikes and mass transit. So why Paris?
Mar 17, 2014   The New York Times - Europe
World annual death toll due to particulate pollution from indoor and outdoor sources is 2 million people each year, according to a new report from the World Health Organization.
Oct 3, 2011   USA Today