State oil and pollution politics blamed for bad air in China

Bureaucratic fighting between the environment ministry on the one hand and China National Petroleum Corp and Sinopec on the other has thwarted stricter emission standards for diesel trucks and buses – a main cause of air pollution blanketing dozens of China’s cities.

via Business feed http://www.scmp.com/news/china/article/1142432/politics-pollution-cnpc-sinopec-take-choke-hold-power