Smog alert Moravia and Silesia

The authorities have called a smog alert in Moravia and Silesia where air pollution has severely worsened in the past 48 hours. According to meteorologists the concentration of dust particles in the air far exceeding permitted norms at all monitoring stations and in some cases is five times higher than the permitted norm. Pollution levels are reported to be highest in and around Karvina, Ostrava and Opava. The authorities have advised elderly people and children to stay indoors as much as possible. Drivers have been asked use city transport and leave their cars at home. The situation is being closely monitored by city hall which may ask industrial plants to scale-down production.