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The world's most and least polluted countries – how does yours fare?

Lovemoney Logo By Tom Belger of Lovemoney | Slide 1 of 41: Air pollution is a far bigger killer than many people realize, causing more than three million premature deaths worldwide every year.Global pollution levels are on the rise, and while some countries are blazing a trail in tackling it, others have done little to stop it ruining lives. Here are the 20 most polluted and 20 least polluted nations, based on World Health Organization (WHO) figures on levels of tiny pollutant particles in their cities.

The silent killer

Air pollution is a far bigger killer than many people realize, causing more than three million premature deaths worldwide every year.Global pollution levels are on the rise, and while some countries are blazing a trail in tackling it, others have done little to stop it ruining lives. Here are the 20 most polluted and 20 least polluted nations, based on World Health Organization (WHO) figures on levels of tiny pollutant particles in their cities.
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