Cyclists call for environmental ways of transportation in Beijing, on September 22, the "car-free" day for Chinese cities, on which many residents give up cars for bikes and buses. [CNS Photo/Fu Tian]
Cyclists call for environmental ways of transportation in Beijing, on September 22, the "car-free" day for Chinese cities, on which many residents give up cars for bikes and buses. [CNS Photo/Fu Tian]