Memo to Beijing: Carbon Dioxide Doesn't Cause Smog

This weekend in Beijing, the air quality index broke historic records, summarized succinctly in the title of a New York Times story by Edward Wong, "On Scale of 0 to 500, Beijing's Air Quality Tops 'Crazy Bad' at 755." The South China Morning Post reports that the problem extended far beyond Beijing: "More than a dozen provinces were smothered by a dense, almost suffocating, smog yesterday, with pollution readings in many areas plunging to the worst levels in years." Wong writes: It was unclear exactly what was responsible for the rise in levels of particulate matter, beyond the factors that regularly sully the air here. Factories operating in neighboring Hebei Province ring this city of more than 20 million. The number of cars on Beijing's streets has been multiplying at an astounding rate. And Beijing sits on a plain flanked by hills and escarpments that can trap pollution on days with little wind. A second New York Times reporter, Didi Kirsten Tatlow, looked at the pollution...(Read Full Article)