What is the release of unwanted particles and gases into the atmosphere?

The release of unwanted particles and gases into the atmosphere is known as air pollution. This can occur from various sources, including industrial emissions, vehicle exhaust, and agricultural activities. Common pollutants include carbon monoxide, sulfur dioxide, nitrogen oxides, and particulate matter, which can adversely affect human health, ecosystems, and the climate. Efforts to mitigate air pollution often involve regulatory measures and the promotion of cleaner technologies.