All large Chinese cities are heavy polluted due to a combination of things. Many cities are along rivers with mountains around them which causes a thermal blanket trapping pollution below until weather changes allowing the pollution to disperse. Sand storms from the west can cause near black out conditions in some places, including Beijing. And then there is gasoline pollution.
I have traveled extensively in
Most traffic outside the big cities consists of bicycles, pedestrians, 2 cylinder tiny tractors, and overloaded slow moving trucks painted blue. Then there are occasional livestock who have no sense of danger and can move unpredictably, requiring drivers to creep past.
In cities with 4 or 6 lane traffic, new drivers over 30 are super cautious and help cause traffic congestion by sometimes driving in the left or middle lanes. Young drivers with really good reflexes (especially taxi drivers) dart in an out of traffic, drive on the shoulder, and create 3 lanes of traffic when the road only has two. By our standards, they would be called insane drivers. When they want to turn left (Chinese cars are left hand driver just like in the
Almost all cars and trucks are standard shift. The slow moving, exceptionally overloaded blue trucks belch much black smoke which indicates inefficient burning of the gasoline.
Taxis are cheap because
So, having expelled all this various information, I predict there will be some days during the Olympics where there will be serious pollution. I hope this embarrassment will further spark the government to take care of the world's citizens.