A Clean Environment is a Luxury Good

Despite the blame on America for massive pollution, the 10 Cities with the Worst Air Pollution are all in developing countries. The richer people are, they can demand more that their environment be cleaner.

Cairo, Egypt: 11.1 million
Delhi, India: 15 million
Kolkata, India: 14.3 million
Tianjin, China: 7 million
Chongqing, China: 6.4 million
Kanpur, India: 3 million
Lucknow, India: 2.6 million
Jakarta, Indonesia: 13.2 million
Shenyang, China: 4.7 million
Zhengzhou, China: 2.6 million