1, the objective aspects: Qingyuan city is located in the city of Qingcheng Nanling mountain range on the south side of the combination of the Pearl River delta belt, the city terrain northwest high southeast low, the formation of a semi-circular southeast unfolding of the mountain bends, pollutants are not easy to diffuse outward, the flow of the atmosphere is blocked, self-purification capacity is weak.
2, according to the reason: the industrial structure dominated by high energy-consuming, high-emission industries, is the root cause of air pollution in Qingyuan.