What is another word for air pollution?
Pronunciation: [ˈe͡ə pəlˈuːʃən] (IPA) 
Air pollution is responsible for deteriorating the health of millions of people worldwide. The term 'air pollution' can be generally replaced by 'atmospheric pollution', 'air contamination', or 'air quality degradation'. When caused by particulate matter, it could be referred to as 'particulate pollution,' 'smog,' or 'fine particulate pollution.' Greenhouse gases such as carbon dioxide (CO2) and methane (CH4) are termed 'climate-altering gases' or 'climate pollution.' Industrial activity or vehicle emissions create 'industrial pollution' or 'transport pollution,' respectively. Oil refineries and chemical plants release 'chemical pollution,' while 'odor pollution' identifies smelly fumes that cause discomfort. Air pollution can also be grouped into 'indoor pollution' from poor air ventilation in buildings or private homes and 'outdoor pollution' caused by pollutants in urban areas, by wildfires, and industrial plants.
