In recent days, the air quality index has been at "Unhealthy" levels in New York City from the Canadian wildfires smoke. People have been warned to avoid outdoor physical activities. Those who spend ...

Plumes of smoke from the Canadian wildfires are hovering over portions of Michigan. Reading the EPA's Air Quality Index can help you plan your daily activity to ensure it's manageable for your health.

After wildfires burn through urban areas, publicly available air quality assessments may not adequately warn people about harmful air pollutants. Expanding today’s air quality metrics requires more ...

An air quality advisory was issued for southwestern Michigan counties due to smoke from Canadian wildfires. Sensitive groups, such as those with respiratory issues, should limit outdoor activities or ...

Delhi experiences its worst air quality of the season with an AQI reaching 423. The central government enacts stricter anti-pollution measures as air pollution worsens and temperatures drop sharply.