No, not that Axl Rose project without any of the real G ‘N’ R members, but that ancient Chinese philosophy that’s led to enormous economic growth recently and less recently, a really big wall. Unlike the relatively eco-friendly development of the Great Wall however, industrial development can take a higher toll.

Here’s the lede:
BEIJING — A noxious cocktail of soot, smog and toxic chemicals is blotting out the sun, fouling the lungs of millions of people and altering weather patterns in large parts of Asia, according to a report released Thursday by the United Nations.
Yikes. I can personally vouch for the existence of so-called “atmospheric brown clouds”, which in addition to their fecundity for scatological humor, prohibit seeing the sun on an otherwise “sunny” day.