A great leap forward
When air pollution levels in China's 47 biggest cities were measured in 1999 and 2000, Taiyuan came lat. Without clean air, we simply cannot consider out city civilised' city deputy mayor Mr Yuan
When air pollution levels in China's 47 biggest cities were measured in 1999 and 2000, Taiyuan came lat. Without clean air, we simply cannot consider out city civilised' city deputy mayor Mr Yuan