更新时间：2025-08-07 14:28:35
airpollutionisoneofthemajorproblemsofthemodernworld.agreatdealofenergyisneededtorunthefactoriesofmodernindustrialnations.automobile,trains,planesandbussesneedenergy,too.
nearlyallofthisenergyisproducedbyburningfuels.theburningproduceswastes,someofwhichremainintheair,causingairpollution.
scientistsarefindingwaystostopairpollutionespeciallyinbigindustrialareasanddensely-populatedcities.theyarestudyingnewwaysofgeneratingelectricitythatmaybelessdamagingtotheenvironment.inthemeantime,manypowerplantsarebeingmodernizedtogiveofflesspollutedmaterial.also,engineerstrytodesignandlocatenewpowerplantstodominimumdamagetotheenvironment.
however,itmaybethatwestillhavealongwaytogobeforewehavea"clean"world.nearlyallofthecountriesaretryinghardtopreventandcontrolairpollution.
thereindeedseemstobenoendtotasksthatenvironmentalistswillberequiredtodo.peoplewillcontinuallyfindnewwaystocontrolpollution.
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