Haze is traditionally an atmospheric phenomenon where dust, smoke and other dry particles obscure the clarity of the sky.

Tips:

 ·Car drivers should carefully control the speed and keep proper distance from each other.
 ·Pedestrians should be careful with traffic safety, take precaution measures when necessary. Try to reduce inhale of harmful waste gas.

Suggestions:

 ·People with respiratory or heart diseases should not go out during haze weather.