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雾和霾是两个不同的概念。简单说,雾是水汽凝结的产物,霾则是空气中的灰尘、硫酸、硝酸、有机碳氢化合物等粒子。连日来,雾霾天气笼罩我国中东部地区,从华北到江南,天气预警持续,污染指数居高不下。雾霾天气的持续已经影响到多个经济部门,包括物流、消费、旅游等,甚至影响到对投资环境的评价。
Fog and haze are two different concepts. In short, the fog is the product of condensation, the haze is the dust in the air, sulfuric acid, nitric acid, organic hydrocarbons and other particles. In recent days, fog and haze weather enveloped the central and eastern regions of China, from north to south, weather warning continued, the pollution index remained high. The persistence of hazy weather has affected many economic sectors, including logistics, consumption and tourism, and even affected the evaluation of the investment environment.