Millions still under air quality warnings in US as weather eases Canada wildfires
by Adam Gabbatt in New York and Leyland Cecco in Toro from Environment | The Guardian on (#6C4EW)
North-eastern states remain under air pollution alerts though some improvement' as number of fires in Canada reduces slightly
Millions of North Americans remained under air quality warnings on Friday, even as smoke from hundreds of Canadian wildfires began to dissipate in the north-eastern US.
Moderate to unhealthy air quality continued to linger across a swath of the US and Canada, from the midwest to the Atlantic coast, the US National Weather Service said, although it said some improvement" will continue this weekend.
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