lecture notes- after midterm.docx

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Department
Technology, Society, Environment Studies
Course
TSES 3002
Professor
All Professors
Semester
Fall

Description
02262013ResourcesRenewableresourcesReplacedbynaturalprocessWithinafewgenerationsOnahumantimescaleasfastashumansneedittimeOrcanbereplacedbysoundresourcemanagementconducts life cycle analyses of discards management optionsDifferentwaystocontrolresourcesandhowtheyarereplenishedNonrenewableresourcesTimescaleistolongforreplenishingNotusefulbecauseitdoesnotfitourneedsResourcesanothercategoryAbioticoMineralsmetalsoWhatmakesthesenonrenewableoFixedamountproblemisthatitbecomeslockedupinareasthatisnoteconomicallyworthtoretrieveitoMoreexpensivetoextractitthanwhatthematerialisworthoPercentagelostineachprocessfromextractiontofinalproductoFixedamountoNuclearprocessesbreaksmaterialsdownoEconomicdiffuseexmetalsleadtetraethylleadoCompositionchangeexburningoilstartwithgasolinechangestoCO2ornuclearfissionoChangesinamountsexaquiferdepletionBioticoCanbenonrenewableifSpeciesextinctionDamageecosystemsPollutionUseofresourcestooquicklytheycantreproducefastenoughPoorresourcemanagementGeneticlimitationvulnerabilityselectivebreadingdonebyhumansreducesdiversityChangesinpopulationexreductioninthesizeofcodduetooverfishingdiagramonslide4CommunitymixofpopulationsPisastorOchracceusastartfishthatseatsmusselswithoutthesetwospeciesofmusselshadahighpopulationincreaseaffectingthepopulationlevelsofothersspeciessomedisappearedreductioninbiodiversityXenospeciesinvasivespeciesEcosystemlevelBioticandabioticoSoildestroythesoilchangethestructureoftheecosystemthingswillnotberenewablemaynotbeabletoliveinthatecosystemanymoreResourcessomethingthatisusefulforhumanssomethingwecanuseReservesstockpilesofresourcesChartofreservesinCanadaonslide5datafromnaturalresourcesCanadaReservesamountthousandstonesondiagramResourcetotalamount
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