From FiveThirtyEight.com:
http://fivethirtyeight.com/features/significant-digits-for-thursday-oct-6-2016
A poll of Chinese citizens found that 50 percent were willing to trade a better economy for cleaner air, saying that air pollution should be reduced at the expense of economic growth, compared to 24 percent who said pollution was simply the price for growth. [Pew Research Center]