Nowmoreandmorepeoplegettoknowit'simportanttoprotectourlivingenvironment.Asastudent，it'smydutytodosomethingfortheearth.Fromnowon,I'llgotoschoolbybikeoronfootinsteadofinacar.I'llusefewerplasticbags【少用塑料袋】toreducewhitepollution【减少白色污染】.InordertosaveenergyI'llplantmoretreessothattheairwillbefresher.I'lltakelessliftandreusewater【循环用水】.Atlastlwillusesecond-handbooks【使用二手书】,sowedon'tneedtocutdownmoretrees. 　　Ifeveryonetakesaction,ourenivronmentwillbebetterandbetter.Ourworldwillbemorebeautiful.