article_snippet: The air pollution that's choking Asia .
article_snippet: : What is smog, where does it come from and what can be done to tackle it?
article_snippet: A former chief engineer of the state-owned oil conglomerate Sinopec brushes off Chai's suggestion that A former chief engineer of the state-owned oil conglomerate powerful industry -- which oversees pollution standards for his powerful industry -- which oversees pollution standards for itself and has rendered environmental authorities toothless -- and has rendered environmental authorities toothless -- should become more socially responsible.
article_snippet: Tracing the main source of tiny and dangerous pollutants in China to extremely inefficient energy exploration and use, Chai sees the solution in dismantling entrenched interests of the state energy sector -- and also appeals to the public for less reliance on cars and more proactive reporting of polluters.
article_snippet: President Xi Jinping had declared keeping the sky blue in China as a top priority.
article_snippet: Some argue that the energy industry makes a convenient political target, as Xi's ongoing anti-corruption campaign had netted a former senior leader whose power bases included the state oil sector.
article_snippet: Heated arguments have raged online, including blaming pollution on China's political system due to China's political system lack of accountability.