Why is air quality expected to be so bad in Chicago and parts of Illinois Monday that it sparked an alert from the Environmental Protection Agency? According to the National Weather Service ...

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The skies will be clear. The low will be 48°. Moderate air quality (51-100) Primary pollutant PM2.5 13 μg/m³ Pressure is the weight of the air in the atmosphere. It is normalized to the standard ...

Heavy smoke from wildfires has prompted air quality warnings in midwestern US cities such as Chicago, as well as parts of Canada. The outdoor air quality registered among the world's worst on ...

Northwest Indiana residents and environmental activists on Wednesday attended a public meeting to voice their concerns about a potential permit for Tradebe. The Indiana Department of Environmental ...

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