人与自然专题.ppt

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1、AirpollutionWaterpollutionPeopleandanimalsPeopleandplantspeopleandnatureAirpollution●Theconceptofairpollution●Airpollution(1)Industry(2)Thestoveheatingboilers(3)Transportation●Hazardofairpollution(1)Tohumanhealth(2)Toanimalsandplants(3)Toweatherandclimate●ThecontrolmeasuresIndustryThestoveheatingboi

2、lersandtransportationThecontrolmeasuresEveryoneshouldtryhisbest!waterpollutionLackofwaterNorthdon’thaveenoughwaterSouthmuchpollutionNorthInthenorth,thereisn’tenoughwaterandsomefieldsturndry!SouthThereismuchpollution.Somefactoriespouralotofpollutantsintothenaturalriver.Themainpollutantsaresolids,orga

3、nicmatter,oil,volatilephenol,cyanide,sulfide,mercury,cadmium,chromium,lead,arsenicandsoon.Insomeplace,peopleliveinharmonywithnature.WecanseethecleanwaterProtectProtecttheresourceofdrinkingwaterControlthewastewaterfromfactoriesandbigcitiesEverybodymayknowntheimportanceofwaterDoourbestHumansandplantsT

4、hepresentsituationTheimportanceofplantsMeasurestoprotectplantsHumansdestroythenaturecasuallyRaretreesaredamagedTheyewtreesThePutuoCarpinusTreePriestley’sdiscoveryTheexperimentPhotosynthesisHurtingtheplantsharmsourselvesHowtoprotecttheplants●Thegovernmentshouldcoordinatetheprotectionanddevelopment.●W

5、eordinarypeopleshouldtakeactionstoprotecttheplants.AmorebeautifulworldPeopleandAnimalsThesituation-----disappearingfastReasons-----human’shuntandanimal’slivingenvironmentbeingdestroyedSolutions-----government,socialorganizationsandeveryonepeople'scruelhuntpeople'sdestroyinganimal'slivingplaceLookatt

6、heireyes….Howpoor…harmonyrelationshipThankYou!