Radon in Europe

There are still some governmental institutions, e.g., in Sweden and the United Kingdom, which promote the open-quotes official close quotes dose and risk estimates for inhaled radon daughters in dwellings, with high numbers of open-quotes estimatedclose quotes radon-induced lung cancers. In most other countries, the accumulating evidence that there are no demonstrable detrimental health effects of overground radon (with the possible exception of extremely high concentrations and predamaged bronchial tracts, in particular in heavy smokers), slowly finds its way into regulatory practice, with de facto intervention levels of 1000 Bq/m3 already being applied, for example in Switzerland and Germany