What are some the different types of pollutants?

Pollutants can be categorized into several types, including chemical pollutants, which encompass harmful substances like heavy metals and pesticides; biological pollutants, such as bacteria and viruses; and physical pollutants, which include noise and radiation. Air pollutants, such as particulate matter and carbon monoxide, significantly affect air quality, while water pollutants, like nitrates and plastics, contaminate aquatic ecosystems. Soil pollutants, including fertilizers and industrial waste, degrade land quality and can harm food sources. Each type poses unique risks to environmental and human health.