Smog problem broadens across Czech Republic
The smog situation worsened across the Czech Republic on Wednesday with the Plzeň region being added to those areas where limits have already been exceeded. Smog warnings already existed across Moravia, East Bohemia, and Prague. The daily levels for particulate matter, which can cause cancer and other health problems, has been three times the limit in the Moravia-Silesia region over the past days. The situation has improved slightly in South Moravia.