Air pollution: Covid-hit Bulgaria faces compound risk

Sofia (AFP) Dec 10, 2020

As the winter smog season in Bulgaria arrives, experts are concerned over a "perfect storm" of health risks: the country's high air pollution and the coronavirus - in a country with one of Europe's highest Covid-19 death rates. The danger is particularly acute given that several times last month the Bulgarian capital Sofia ranked as the world's most polluted city according to the Swiss IQA