英语Report-环境污染讲课讲稿

英语Report-环境污染MexicoGulfOilSpill

TheU.S.gulfofMexicoonApril20,2011arig（钻井设备）explodedandcausedafire.ThisplatformbelongstotheSwissoverseasdrillingcompany,bytheBritishoilcompanytorent.Thefirelastedabout36hourslater,theplatformthensankintothegulfofMexico,anditsoilWellsatthebottomoftheleak

sinceApril24causedextensiveoilpollution.

Americaannouncedthattheoilspillcrisislistednationaldisasters,thetroopsparticipatedindisasterrelief.TheGulfofMexicooilspillisnotonlygreateconomiclosses,andtheUnitedStatesPresidentBarackObamacalled"potentialunprecedented（空前的）environmentaldisaster."Infact,thiseventhasbecometheObamaadministrationandlogistics(后勤)managementcrisisaseriouschallenge,aslightslipmaybecomeapotentialpoliticaldisaster.

DeadPigEventLatestShanghaihassalvage(打捞)8000deadpigsfromthebottomofthehuangpuriverandupstreamofthezhejiangjiaxingcollectdeadpigheadabout3000.Diseasedanddeadpigsdiscardedintheriver,inthesideoftheroad,whichis

common.Thesepigsbecomeputrid(腐烂)andgobadthatmaycausewaterpollutionandtheproblemsofinfectiousdiseases.WaterPolution

OnMay6,1987,Afarmerwhoisworkinginforestignited(点燃)thepetrolontheground,whichleadedtothegreaterhingganmountainsfourforestcatastrophic（灾难性的）fires,causingtheworstforestfiresincethefoundationofthestatesince1949.Firescontinuedtoburnfor21days,burnedareamorethan560,000hectares,putintofirefightingpersonnelatotalofabout30000people,adirecteconomiclossofabout500millionyuantheGreaterKhinganMountainsCatastrophicForestFireOtherdistricts—AustralianForestfire.OnDecember5to9of1952aseriousatmosphericpollutionhappenedinLondon.Thecityoffogwasshroudedina

gloomy.Thisincidentcausedasmanyas12,000peoplediedbecauseofairpollution,thedirectreasonisthatthesulfurdioxide(二氧化硫)anddustpollutionofcoalproduced,1952Londonsmogeventbyenvironmentalistsasoneofthemajorenvironmentaldisastersinthe20thcentury,andasthetypicalcaseofairpollutionappearedinanumberofenvironmentalsciencetextbooks.FoggyCityDisasterTheTrafalgarSquare(特拉法加广场)wasshroudedinpoisonousfog.

OnJanuary28,fogandhazeyellowwarning,Beijing'sairpollutionindex（污染指数）of517,PM2.5concentrations（浓度）upto526.TheChinesecapital'sairpollutionhasreachedthedegreeofharmpeoplehealth,inhaling（吸入）ofairlikethis

willletthetinyparticles(颗粒)intotherespiratorysystem（呼吸系统）andcausetherespiratorysysteminfection,improvelungcancerandheartdiseasemortality(死亡率).Nearlyamonth,Beijing'sairqualityseriouslypolluted,foghazeweathercontinues.Tastesofcoaldustandautomobiletailgasarefullintheair,themaincauseofairpollutioninChinaisthatlarge-scalecoal'sconsumptionandmotorvehicle'suseHazeHouseholdWastePollutionGastailPollutionFactorywastegasPollutionWhatshoudwedo?1.Don'twastewater.2.Plantmoretrees.3.Uselesspaper.4.Don'tthrowtherubbisheverywhere.5.Watertheflowersandtreesmoreoften.6.Stopfactoriesfrompouringdirtywaterintotheriver.7.Cleanourroomandstreetmoreoften8.Reusesomeplasticandpaperthings.9.Stopcuttingdowntrees.10.Uselessenrgyfromtheland.11.Creat