Health Effects Canadian Wildfires Health Risks Canada New York City Impact on Weather Health Concerns Eastern Canada Northeastern US Cities Midwestern US Cities Mid-Atlantic US Cities Canadian Province of Quebec Cross-Border Pollution East Coast Effects on Cities Effects on Health Toxins Protection Public Health Canada Wildfires Canadian Provinces Northeast U.S. Cities Interactive Map Hazards Risk Assessment Northeastern U.S. North America Effects on Plants Pollution Midwest Midwest U.S. Global Impact U.S. Cities PM2.5 Pollution Transboundary Pollution Minnesota Pollution Control Agency U.S. Health Impacts Health Advisory Health Impact U.S. Regions Transport Geographic Impact Northeastern United States Northeast Eastern US Health Advisories
A recent report reveals that smoke from Canadian wildfires significantly worsened air quality across the US, with some cities experiencing up to a 50% increase in pollution levels.