refers to the introduction of chemicals , particulate matter or biological substances that ground harm or discomfort to human beings , other aliveness organisms and the natural environment into the gloriole . mainly arises from solid particles and chemicals . It whitethorn arise from natural processes that impact the atmosphere such as volcanoes , biological decay and dust storms . There argon two types of aviation defilement primary and secondary pollution . The cause happens when pollution occurs directly in the air , for framework by dint of and through dirty dog and car exhaust fumes spot the later on forms in the air when chemical reactions channelize the primary pollutants . An example of secondary pollution is the formation of tropospheric ozone . Since the atmosphere is a colonial , dynamic and fragile system , in that location is a ontogeny concern about the global set up of air pollution especially in matters regarding climate budge (Ward 2006 ,.
1There are dickens major sources of air pollution which are classified into ii major categories : anthropogenetic sources and natural sources . The anthropogenic sources are those caused by human activities and they are mostly associate to the burning of opposite kinds of fuel . Examples of such sources admit : smoke stacks from causality plants , factories and waste incinerators . On the other hand , natural sources of air pollution are those that don t essence from human a ctivities and they include dust from large a! reas of land , methane emitted by digestion of food by animals , sulphur and chlorine that is produced by volcanic activities (Dade 1997 ,. 71...If you want to force back a full essay, coordinate it on our website:
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