english: In 2011, the World Health Organization estimated that 1.6 million healthy life years are lost every year due to exposure to environmental noise in the Western European member states alone.
non_english: In 2011 schatte de WHO dat elk jaar 1,6 miljoen gezonde levensjaren verloren gaan door blootstelling aan omgevingslawaai. En dit alleen al in de lidstaten van West-Europa.