Nowpeopletraveltrafficinanumberofways,suchaswalking,ridingabike,bus,car,etc.Differentmeansoftransportationonourlifehasdifferenteffects.Moreandmorecarstomaketheairofthecitybecamemoreandmoreworse,weshouldreducethedrive,tomakeourcitymorebeautiful.Peopledrivethebiggestreasonisconvenient,greatlyreducingthetimespentontheway,butalsoontheairseriouslypolluted.Environmentforourlifehasagreatimpact,weshouldtryourbesttoprotecttheirplanet,protectionoftheenvironmentaroundus.Forexample,reducetheuseofcarstotravelbybusorrideabicyclepathisshort,canwalk,etc..Now,theenvironmentpollutionismoreandmoregettheattentionofpeople,weshouldstartfromourown,toprotectenvironmentoftheirowncontributiontoaforce.