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1、Scootlib>TrafficcongestionTrafficcongestionisaconditiononroadnetworksthatoccursasuseincreases,andischaracterizedbyslowerspeeds,longertriptimes,andincreasedvehicularqueueing.Themostcommonexampleisthephysicaluseofroadsbyvehicles.Whentrafficdemandisgreatenoughthattheinteractionbetweenvehiclesslowst
2、hespeedofthetrafficstream,thisresultsinsomecongestion.Asdemandapproachesthecapacityofaroad,extremetrafficcongestionsetsin.Whenvehiclesarefullystoppedforperiodsoftime,thisiscolloquiallyknownasatrafficjamortrafficsnarl-up.Trafficcongestioncanleadtodriversbecomingfrustratedandengaginginroadrage.Tra
3、fficcongestionTheurbantrafficisgettingincreasinglycrowdednowadaysallaroundtheworld,especiallyinChina.TrafficcongestionisoneofthebiggestheadachesforChina'snewleaderswhoarebankingonanurbanizationstrategytohelpdriveeconomicgrowth.Abicyclesharingsystemisaserviceinwhichbicyclesaremadeavailableforshar
4、edusetoindividualsonaveryshorttermbasis.Bikeshareschemesallowpeopletoborrowabikefrompoint"A"andreturnitatpoint"B".Bike-sharebeganinEuropein1965,andaviableformatemergedinthemid-2000sthankstotheintroductionofinformationtechnology.AsofJune2014,publicbikesharingsystemswereavailableonfivecontinents,i
5、ncluding712cities,operatingapproximately806,200bicyclesat37,500stations.methodsBicyclesharingsystemVélibLYONAutolib'isanelectriccarsharingservicewhichwasinauguratedinParis,France,inDecember2011.Itcomplementsthecity'sbikesharingscheme,Velib',whichwassetupin2007.TheAutolib'schemeintendstodeploy3,0
6、00all-electricBolloréBluecarsforpublicuseonapaidsubscriptionbasis,basedaroundacitywidenetworkofparkingandchargingstations.Asof30September2013,over2,000Bluecarshadbeenregisteredfortheservice,andtheschemehad105,000registeredsubscribersbymid-October2013;Autolib'currentlyoffersover4,000chargingpoint
7、s.Autolib'hasbeguneffortstoexpanditsbusinesstootherFrenchcities,andhasalsosignedadealtobeginoperatingintheAmericancityofIndianapolisin2014.methodsElectriccarsharingserviceTheParisianfamilyofenvironmentally-friendlyvehiclesco
