Published On: Thu, Sep 23rd, 2021
World | By

How much air pollution is too much? Global limits lowered for 6 pollutants

Pakistan Air Pollution

The World Health Organization said Wednesday that the harmful health effects of air pollution kick in at lower levels than it previously thought and it is setting a higher bar for policymakers and the public in its first update to its air quality guidelines in 15 years.

CBC | World News




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