Image via Shutterstock Officials are issuing a public health warning in one major American city over the quality of the air.

The Minnesota Pollution Control Agency has issued an air quality alert for ozone pollution from noon to 9 p.m. Tuesday. The Air Quality Index is expected to reach the orange or unhealthy for sensitive ...

Delhi's Air Quality Index (AQI) stood at 278 on May 16, within the 'Poor' category. Forecasts by the India Meteorological ...

Ozone is a gas comprised of three oxygen (O3) atoms. It is unstable and reacts easily to other gases. In its natural state, it is a component in several levels of the atmosphere. At high altitudes ...

Teams of experts at Air Quality keep a network of statewide air monitors running smoothly year-round, which helps inform the ...

The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert Tuesday from 12 p.m. to 9 p.m. for ground-level ...

The Aam Aadmi Party criticizes BJP's governance in Delhi as pollution levels soar in May, with the Air Quality Index ...

Delhi's Air Quality Index (AQI) was in the 'poor' category at 4 pm on Thursday with a reading of 292. It was first time in ...

Delhi's Air Quality Index (AQI) stood in the 'poor' category at 297 at 9 a.m., according to the Central Pollution Control ...

According to the Central Pollution Control Board, Delhi's overall AQI was recorded at 301 at 7 am on Friday. The AQI recorded ...

The overcrowded capital city of Bangladesh, has ranked third on the list of cities with the worst air quality with an AQI ...