Water_Pollution水污染英文PPT幻灯片课件

WaterPollution Madeby TheSun 1 WaterPollutionintroduction Waterpollutionisthecontaminationofwaterbodies e g lakes rivers oceans aquifersandgroundwater Waterpollutionoccurswhenpollutantsaredischargeddirectlyorindirectlyintowaterbodieswithoutadequatetreatmenttoremoveharmfulcompounds Waterpollutionisamajorglobalproblemwhichrequiresongoingevaluationandrevisionofwaterresourcepolicyatalllevels internationaldowntoindividualaquifersandwells Ithasbeensuggestedthatitistheleadingworldwidecauseofdeathsanddiseases andthatitaccountsforthedeathsofmorethan14 000peopledaily 2 AllaboutWaterpollution 2 influence 3 solution 1 Cause 3 Nowadays waterpollutionisdeteriorating Rivers lakesandevenoceansallovertheworldarebecomingpollutedbygarbageanddangerouschemicals OilandotherChemicalscankillfishandmakewaterunsafefordrinking Beforewethinkaboutwhatshouldwedotosolvethisproblem weshouldfirstknowwhatcausetheproblem Cause 4 1 Naturalpollution Duetothedissolutionofgeological atmosphericprecipitationleaching erosionontheground mixthevariouspollutantsintothewater因地质的溶解作用 降水对大气的淋洗 对地面的冲刷 挟带各种污染物流入水体而形成 5 2 Man madepollution industrialwastewater 工业废水 Dailylifesewage 生活污水 Pesticideandfertilizerpollution 农业化肥污染 Thesedodamagetothequalityofwater BACK 6 WaterPollutiondistribution 7 Waterpollutionisoneofthemostseriousproblemsthatmankindfacestoday 1 Forbusinessorindustry itaffectsproducts quality increasedcorrosionofproducts andsoon 2 Forindividual itdoesdamagetothehuman shealthy Therearemanyinfluencethatwecan tdescribethembywords SoIwillshowyousomepictures Influence 8 9 Dischargingsewageintowater 10 Waterhyacinth 水葫芦 11 Redtide reasonsofformredtideWatereutrophicationMeteorologicalandhydrologicalandphysicalandchemicalpropertiesoftheseaDamagesofredtideDamageHarmtohuman shealthDestructionofMarinefisheryresourcesandaquaticproductsHarmtohumanhealth 12 Thegarbageinwater 13 Back 14 WhatcanWeDo WaterPollution StopPollution EnvironmentalProtection WaterConservation 15 Everyonewantstoreducepollution Butthepollutionproblemisascomplicatedasitisserious WhatshouldwedotosolvethisproblemGradually Solution 16 Forgovernment 1Toestablishtheurbansewagetreatmentsystem 城市污水处理系统的建立 2TorestructurtheIndustrial 调整产业结构 3 Todevelopthenewwatersources4 Tostrengthentheplanningandmanagementofwaterresources5 Tocontroltheagriculturalnon pointsourcepollution 控制农业面源污染 17 ForBusiness Toreducewaterconsumption 减少耗水量 Tobuyequipmentofsewagetreatment 买污水处理设备 Don tdischargesewageintowater 不要乱排污水 4 Toestiblishthewaterrecyclingsystem 18 Forindividual 1 Don tusecleanerconcludePollution 2 Don tthrowthegarbageintotheriverorsea 3 Tellthepersonaroundyoutoprotectthewater 19 Legislation JustlikethenewTrafficLawsactedin2013 Strengthenthepunishmentoftheenterprisesorindividualswhohavepolluted WaterPollutionStopPollution 20 Wastewatertreatment AnydischargeofwastewaterintoanywaterbodymustcomplywiththeregulationsandstandardsoftheStateforradioactiveprotection WaterPollutionStopPollution 21 SaveWaterandReducetheWasteofWater 1 Turnoffthewatertapwhenyouleave 2 Washingclothesmanuallyinsteadofwashingmachine 3 Collecttherainningwaterwhenraining 4 Donotplaywaterforfun 5 Choosetheequipmentlabeled watersaving 6 Reducethetimeshavingbath WaterPollutionWaterConservation 22 WaterPollutionWaterConservation 23 WaterPollutionWaterConservation 24 WorldWaterDayhasbeenobservedon22Marchsince1993whentheUnitedNationsGeneralAssemblydeclared22MarchasWorldDayforWater WaterPollutionWorldWaterDay 25 Themesofwaterdaybyyears2012 WaterandFoodSecurity TheWorldisThirstyBecauseWeareHungry水与粮食安全2011 Waterforcities respondingtotheurbanchallenge 城市用水 应对都市化挑战 2010 CleanWaterforaHealthyWorld保障清洁水源 创造健康世界2009 TransWatersSharewater shareopportunities跨界水 共享的水 共享的机遇2008 Sanitation涉水卫生2007 CopingWithWaterScarcity水