No clean air in sight: Europe's worst-affected cities - European Data Journalism Network - EDJNet
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Virtually everyone in Europe lives in polluted towns and cities where annual average levels of fine particulate matter are higher than the World Health Organization's  (WHO) recommended limit. In practical terms, this means that almost everyone on the continent is breathing bad air that has been shown to be fatal. Air

"With the current levels of air pollution, many people [are getting] sick. We know that lowering air pollution levels reduces these numbers,” said Mark Nieuwenhuijsen, director of the Barcelona Institute for Global Health (ISGlobal).