Burning issues in air pollution
Caixin, August 23, 2013
http://english.caixin.com/2013-08-23/100573493.html
See full report at PNAS.org
Evidence on the impact of sustained exposure to air pollution on life expectancy from China’s Huai River policy
http://www.pnas.org/content/early/2013/07/03/1300018110.full.pdf+html