资源描述：
《【精品】特雷尔冶炼厂辅助材料.doc》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。
1、GEDDEScaseCASENUMBER:109CASEMNEMONIC:GEDDESCASENAME:GeddesCooperMineI.IDENTIFICATION1.TheIssueTheCanadianminingcompanyGeddesResourcesLimitedhasattemptedunsuccessfullytodevelopaminingoperationonWindyCraggymountaininnorthwesternBritishColumbiaforapproximatelythelast6years.Theyhavedeterminedthat
2、th巳WindyCraggysitehassuchalargedepositofcopperorethataminingoperationwouldprovideasignificantnumberofjobsforthelocaleconomy.EnvironmentalistsarcconcernedaboutGeddes'operationbecausethecopperoreatWindyCraggyhasaparticularlyhighconcentrationofsulfur,whichwhenexposedtoair,oxidizestofemnadangerou
3、sacidandgas.TheenvirornnentalistsworrythatthesafetymeasuresthatGeddesproposestouseinextractingtheore,suchasatailings'poolwithtwodams,willnotsufficientprotectthelocalTatshenshiniwatershed.Compoundingthedilemmaisthelargeamountofseismicactivityofthearea.Moreover,theroadthatGeddeswantstoconstruct
4、followstheTatshenshiniriversocloselythattruckscouldeasilybedrawnintoit.InadditiontothepotentialpollutionoftheTatshcnshiniandAlsekrivers,toxicfalloutfromaproposedGeddesminewoulddestroythehabitatofoneofthelargestconcentrationofgrizzlybearsinCanada.AlsodamagedwouldbethewinterrangeoftheDallsheep,
5、andthehabitatsofmountaingoatsandwolves.Inaddition,aGeddesminecouldharmthesalmoninthetworiversandthebaldeaglesintheChilkatBaldEaglePreserve;apreserveapproximately50milesdownstreennofthepotentialminesite.2.DescriptionSince1988,theCanadianminingcompany,GeddesResourcesLimited,hastriedtogainapprov
6、alfromtheCanadianGovernmenttoextractore,mainlycopper.TheciteofextractionisWindyCraggy,a6,200foothighmountaininnorthernBritishColumbiajustabout50milesfromGlacierBayNationalParkandPreserveinAlaska.Inordertomaketheprojectsuccessful,Geddeshassaidthatitneedstoconstructa70-mileroadfromthesiteatWind
7、yCraggytotheHainesHighwaysothatupto150trucksadaycancarryorefromthesite.Whenthisroadconceptmetwithopposition,Geddesalternativelyproposedconstruetinganalmost150-mileslurrypipelinetocarryamixtureoforeandwatertoHaines,Alaska.OnceatHaines,theorewo
