A turret tower on one corner the Forbidden City in Beijing, is shrouded in haze on Wednesday. Photo: VCG

The Beijing skyline is engulfed in haze on Wednesday. Photo: VCG

On a street in Shijiazhuang, Hebei province, a dust suppression vehicles sprays water to settle inhalable particulates on Wednesday. Photo: VCG

The Second Ring Road in Beijing disappears into the haze on Wednesday. Photo: VCG

A traffic policeman directs vehicles in the heavy haze on Monday. Photo: IC Photo

Residents wearing masks wait for a bus in Tianjin on Monday. Photo: IC Photo

In Shijiazhuang, a sanitation worker cleans the street despite the hazy weather on Wednesday Morning. Photo: VCG

Beijing’s streets bathed in haze on Tuesday. Photo: VCG

On Wednesday, Tianjin’s skyline was engulfed in haze, with visibility dropping to less than 50 meters in some areas. Photo: VCG