ɹˈeɪdɑːn ɪz ɐ mˈeɪdʒɚ kˈɔːz ʌv kˈænsɚ; ɪɾ ɪz ˈɛstᵻmˌeɪɾᵻd tə kəntɹˈɪbjuːt tə tˈɪldə tˈuː pɚsˈɛnt ʌv ˈɔːl kˈænsɚ ɹᵻlˈeɪɾᵻd dˈɛθs ɪn jˈʊɹɹəp.
Radon is a major cause of cancer; it is estimated to contribute to ~2% of all cancer related deaths in Europe.