fthemostseriousproblemsistheseriouspollutionofair,ollutedairdoesgreatharmtopeople’ismore,vegetationhadbeengreatlyreducedwiththerapidgrowthofmoderncities.
Toprotecttheenvironment,slativestepshavebeenintroducedtocontrolairpollution,efore,governmentsareplayingthemostimportantroleintheenvironmentalprotectiontoday.
Inmyopinion,toprotectenvironment,t,nd,muchmoreeffortsshouldbemadetoputthepopulationplanningpolicyintopractice,lly,ouldletthemknowthatdestroyingenvironmentmeansdestroyingmankindthemselves.