Itisveryimportanttodealwiththerubbishincities.Weshouldtryourbesttopreventrubbishfrompollutingtheearth. 　　Foronething,rubbishmaycausealotofpollution.Itmaypollutetheair,thewaterandtheplaceswelivein.Foranotherthing,itmaydoharmtopeople'shealth. 　　Soinourcity,rubbishiswelldealtwith.Fiestitissorted.Theoldnewspapersandglassarerecycled.Theharmfulwastesareburiedandwastewateriscleanedbeforeitgoesintotheriver.Thegovernmenthasalreadymadelawsagainstpollutoinccusedbyrubbish. 　　Butthat'snotenough.Weallmusttryourbesttopreventrubbishfrompollutingtheenvironmentsoaotosaveourcityandourlivingplace.