欢迎访问:丘北人民政府门户网站

绘画作品

日期:2017年10月31日 22:40   来源:      作者:杨莉   点击数:[]

苹果彩票网:Thetroubled-plaguedSamsungGalaxyNote7,nowwithdrawnfromsales,usedtobeoneoftheSouthKoreangroup'smostsought-aftersmartphonemodels.[Photo/Agencies]China'scellphoneshipmentsincreasedto560millionslastyear,up8percentyear-on-year,accordingtodatafromtheChinaAcademyofInformationandCommunicationsTechnology.Thedatafromtheacademy,affiliatedtotheMinistryofIndustryandInformationTechnology,alsoshowChineseconsumersarelikelytoreplace400millionto500millioncellphonesayear,addingtotheexistingheapofabout1billiondiscardedcellphones.Instarkcontrast,therecyclingrateofcellphonesislessthan2percent.Abluebookonelectronicsconsumption,issuedbyShanghai'sHorizonResearchConsultancyGroupin2015,says65.4percentofconsumerschoosetodiscard,butnotrecycle,theiroldelectronicdevices.Ifdigitalwasteisnotrecycledorappropriatelydisposedof,itcoulddamagetheenvironment.Evenduringthemanufacturingprocessofsmartphones,somevolatilematerialslikelead,cadmium,mercuryandothermetals,ifnottreatedproperly,couldharmtheecosystemandhumanhealththroughsoilandwatercontamination.Andtheplasticcasesofdigitaldevicesreleasetoxic,evencarcinogenic,fumeswhentheyareburned.However,discardedelectronicdevices,includingcellphones,canbeturnedintousefulitems.Recently,theTokyoOrganisingCommitteeoftheOlympicandParalympicGamesannouncedaplantorecyclediscardedelectronicdevices,includingcellphones,andextractthemetalsfromthemtomakemedalsforthe2020Olympics.Somecellphonecomponentshavevaluablemetalsthatarecostlierthanevengoldandsilverore.TheAppleEnvironmentalResponsibilityReport2016saidinfiscalyear2015,Applegeneratedapproximately13.1millionpoundsofwaste,anddivertedover22.5millionpoundsofmaterialsfromlandfillthroughrecyclingandcomposting.However,thecostofrecyclingcellphonesishigh,notonlyintermsofmoneybutalsootherfactors.Themostimportantfactorispersonalprivacyandinformationsecurity.AccordingtotheChinaAcademyofInformationandCommunicationsTechnology,inJanuarythisyearthedomesticshipmentofsmartphonesreached45.03million,accountingfor96percentofthetotalshipmentofcellphones.Smartphonesarepopularnotjustbecausepeopleusethemtocallorreceivecallsandsendorreceivemessages,butalsobecausetheyneedthemtokeepintouchwiththeircontactsonWeChat,useAlipay,conductcellbankingoperationsandbrowsetheinternet.Andsinceusershavetoinputalotofpersonalinformationintothecellphonestocarryouttheseoperations,theyarereluctanttohavethemrecycledastheyfeartheirpersonalinformationcouldbeleakedandmisusedbyunscrupulouspeople.Thesecondfactorthatmakescellphonerecyclingdifficultisthelackofenoughandregularrecyclingchannels.ForiPhone,iPadandiMacusers,forexample,theonlyavailablechannelforrecyclingisApplestores.Theotherfactoristhatthemoneyusersgetinexchangeforhandingovertheircellphonestoregisteredrecyclingagentsisnotenoughtooffsettheriskoftheirpersonalinformationbeingmisused.Somostusersprefertokeepthediscardedsmartphonesathome.Besides,regularrecyclingofcellphonesmostlyinvolvesdismantlingthedevicesandextractingfromthemmetalsandparts,whosevaluemaynotbeworththecostofrecycling.Thisimbalanceintherecyclingmarketisperhapsthegreatestreasonwhyahugepercentageofthediscardedcellphonesisnorecycled.Onlywhenthefactorsareaddressedcantherecyclingofthecellphonesbeeffectivelyimplemented.TheauthorisawriterwithChinaDaily.zhangyuchen@chinadaily.com.cn

上一条:菊花映早霞
下一条:菊花满山时

关闭

主办:丘北县人民政府 承办:丘北县人民政府办公室

地址:云南省丘北县锦屏镇政通路1号 电话:0876-4122101 [网站地图]

官方域名 www.xianningnet.com(滇ICP备05001490号) 网站标识码:5326260019 公安备案号:53262602000103