The State Environment Protection Inspectorate says that air pollution in Poland continues to be well above the allowed EU norms.

The situation has been worsening over the past days, with warnings issued in several regions of Poland not to stay outdoors if possible, while many towns and cities have introduced free transport to minimise the threat.

“What we are experiencing in Poland right now is the winter smog – sometimes called black or sulphuric smog. It is a result of emissions from transport, so traffic has a say in this phenomenon, but primarily it is caused by households – the municipal sector, homes where coal and wood and other waste material are burnt for heating,” dr. Krzysztof Badyda, from the Warsaw University of Technology, told Polish Radio

Source: Heavy smog hits Poland – Radio Poland :: News from Poland