Environmentalprotection环境保护知识课件

Environmentalprotection环境保护知识课件Wehaveresponsibilitiestoprotectourenvironment,anditnecessarytodoit!Whatistheenvironmentpollution?Environmentalpollutionis

referstothematerial

orenergythat

humandirectlyorindirectly

dischargetotheenvironment

morethan

theselfpurification[ˌpjʊərəfɪˈkeɪʃən]洗净capacity,

sothatthe

environmental

quality

isreduced,

causebadeffectonthe

survivalanddevelopmentofhumanecological

system,

andthephenomenonofpropertyyesterday

昨天

Bluesky,whiteclouds,greenhill,greenwater,isfullofroses.Peopleintheworldliveahappylife.Theearthisthesurvivalofpeople’shomeClassificationReasonTheharmofenvironmentalpollutionProtection

AirpollutionWaterpollution

soilpollution

Transportation

(fuelvehicles,

allthe

shipsandairplanes,

wastegas

andnoise)Factories

dischargewastesmoke,

wastegas,

wastewater,

wasteresidue[ˈrezɪˌdu:,-ˌdju:]废渣andnoise

Heavyuseof

fertilizers、

pesticides[ˈpestisaid]农药andotherchemicalsubstancesFrom

peoplelivinginthe

wastesmoke,

wastegas,

noise,

sewage[ˈsu:ɪdʒ]污水,garbageTheharmofenvironmentalpollutionHarmtothe

humanhealthPeopleneedairtobreatheinordertolive,andthepollutedair

hasadirectimpactonhumanhealth.(

respiratory[rɪˈspaɪərəˌtɔ:ri:]呼吸systemdamage、mentaldecline、cancerandsoon)Harmtoplantsandallkindsofanimal(itcancausetheplantsto

declineanddie,badquality)Landdesertification,floodsanddroughtsInfluenceofweatherandclimateTheairwas

very

muddyIncreased

rainfall

acidrain

temperaturebuild-up（carbondioxideintheatmospherewillincrease,andafteranumberofyears

willmake

thepolarice

melting,leadingtoglobalwarming)Weshould...tomorrowEnvironmentalprotectionManyplantsometrees多种植一些树木Learntowastenewuse学会废物新利用Lesswithchopsticks少用一次性筷子Don'twastewater不浪费水Chooseenergy-efficientappliances选用节能电器Withlessdisposableplasticbags少用一次性塑料袋Turnoffthelightswhenyouleave随手关灯Buyenvironmentallyfriendlybatteries环保电池waste

sorting垃圾分类Recyclinggarbage回收Theprotectionofbiological

diversity保护生物多样性WhichDayisWorldForestDay?3月21WhichDayisChinaArborDay?3月12WhichDayisWorldEarthDay?4月22WhichDayisWorldEnvironmentday?6月5

inordertomakethenatureofthelushforestforevertotheriverforeverbrightand