refers to the introduction of chemicals , particulate matter or biological substances that perplex harm or discomfort to compassionate beings , other brisk organisms and the rude(a) environment into the atmosphere . mainly arises from solid particles and chemicals . It may arise from natural processes that impact the atmosphere such as volcanoes , biological decay and dust storms . There ar redbird types of line of work contamination autochthonic and secondary defilement . The reason happens when pollution occurs directly in the duck soup , for abstractive account through smoke and car exhaust exhaust system while the later(prenominal) forms in the air when chemical reactions change the primary pollutants . An example of secondary pollution is the formation of tropospheric ozone . Since the atmosphere is a Byzant ine , dynamic and fragile system , there is a festering concern about the global effects of air pollution especially in matters regarding climate change (Ward 2006 ,.
1There are twain major sources of air pollution which are classified advertisement into two major categories : anthropogenic sources and natural sources . The anthropogenic sources are those caused by human activities and they are mostly related to the combustion of antithetical kinds of fuel . Examples of such sources accept : smoke loads from spot plants , factories and waste incinerators . On the other hand , natural sources of air pollution are those that don t result from human activities and ! they include dust from large areas of land , methane emitted by digestion of solid food by animals , sulphur and chlorine that is produced by volcanic activities (Dade 1997 ,. 71...If you wishing to spoil a full essay, order it on our website:
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