Outdoor pollution has risen 8% in five years with fast-growing cities in the developing world worst affected, WHO data shows Outdoor air pollution has grown 8% globally in the past five years, with billions of people around the world now exposed to dangerous air, according to new data from more than 3,000 cities compiled by the World Health Organisation (WHO).
Outdoor pollution has risen 8% in five years with fast-growing cities in the developing world worst affected, WHO data shows Outdoor air pollution has grown 8% globally in the past five years, with billions of people around the world now exposed to dangerous air, according to new data from more than 3,000 cities compiled by the World Health Organisation (WHO).
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