👉 Smoggy is a phrase that describes an area where there is a high concentration of smoke or pollution. It can refer to any location with a high level of pollutants, such as cities, towns, or even rural areas. Smog can be caused by a variety of factors, including industrial emissions, vehicles exhausts, and natural sources like wildfires. In urban areas, smog is often associated with poor air quality and health problems due to the release of toxic chemicals into the atmosphere.