As millions of Americans across the Midwest and the Northeast on Thursday woke up to hazy skies and significant air pollution for a third straight day caused by smoke drifting from hundreds of ...
Traveling smoke from Canada's wildfires created an orange-tinged smog that shrouded New York City on Wednesday, obscuring its famous skyscrapers and causing residents to don face masks, as cities ...
When smoke from California’s deadliest wildfire blew into downtown Sacramento last November, daylight blurred into dusk and the city’s air became among the world’s most polluted. The Camp Fire has ...
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