Wildfire Smoke Envelops the U.S. - The New York Times
Canada wildfire smoke hits Northeast U.S., prompting air quality alerts
Wildfire smoke and air quality updates: Northeast flights disrupted - ABC News
New York City had worst air quality in the world due to smoke, report says
New York, Philly, Washington smothered in 'unhealthy' air as Canadian wildfire smoke pours into Northeast
New York's Smoke-Filled Air: Cause, Health Risks, Duration Explained
New York, Northeast could see orange skies return from Canadian wildfire smoke
N.Y.C. Recorded World's Worst Air Pollution Due to Canada Wildfires
New York City in code red 'unhealthy' air quality as Canadian wildfire smoke pours into Northeast
Canada wildfires: US East Coast sees worst air quality in years - BBC News