Canada wildfire smoke: New York City has world's worst air pollution
Wildfire Smoke Blots Sun and Prompts Health Alerts in Much of U.S. - The New York Times
The Day That Wildfire Smoke Shrouded New York City
Wildfire smoke makes New York air quality worst in the world
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NYC officials say wildfire smoke emergency could last days, expect problem through summer
June 7, 2023 Canada wildfire smoke and US air quality news
Canada wildfires: US East Coast sees worst air quality in years - BBC News
New York has world's worst air pollution as Canadian wildfires rage
Air pollution in US from wildfire smoke is worst in recent recorded history, Air pollution
Wildfires in Central Canada Create Air Quality Alert in Eastern U.S. — Full Recap
New York braces for unhealthy air quality as wildfire smoke is set to blanket the state
Canadian wildfire smoke live updates: New York City tops list of world's worst air quality rankings – Country Legends 88.5
90 million Americans under air quality alerts due to Canadian wildfire smoke
Canadian wildfires cause air quality alerts as smoke hits U.S. - The Washington Post