环境保护英语PPT

EconomicDevelopmentandEnvironment1、IntruduceTodeveloptheeconomy,butalsoprotecttheenvironment,whichcanbalancethetwo?Itcanbesaidthatthepremiseoflimitedresources,humansurvivalandenvironmentalprotectionandeconomicdevelopment,atleastintheshorttermCunZaiZhebetweenthecontradictions.2、situationThedevelopmentofmankinditselfhaslongbeenconfinedtoareasofeconomicdevelopment,andeconomicdevelopmentofthenaturalenvironmentandnaturalresourcestorelyonthesupportoftheproductiveforces,andinevitablythequalityoftheenvironmenthaveanegativeimpact.Halfofthe20thcentury,thedevelopmentofhumanityhasbeenaglobalthreattotheenvironmentforthesurvivalofhumanbeings.3、Question——ResourcecrisisOilresourceswillbeexhaustedwithinageneration.Itsreservesarenotunlimited,easilyexploitedreserveshasbeenlittledevelopmentoftheremainingreservesofmoreandmoredifficulttocontinuetodeveloptosomeextentlosevalue,theenergycrisisoccurred.Althoughcoalthanoil,butnotinexhaustible.Insteadofoilandotherenergyresources,inadditiontocoal,thelarge-scaleuse,littlecan.Althoughtheinexhaustiblesolarenergy,buttoocostlyandtimeinagenerationabletorapidlydevelopandwidelyused.Othernewenergysourcesisalsotrue.Forestresourcesisthemainadvantageoftheresourcesofthehuman.Rapideconomicdevelopmenttheworld'sforestsinthelargerenvironmentisalotofdevelopment.Forestresourcestoreducetheinfluencebymanyfactors,butleadtoreductionofforestareaisthemostimportantfactoristhedevelopmentofforestproductionofwoodandforestproducts.•Sincealargenumberofconsumerconsumptionofwoodandforestproducts,thusreducingtheglobalforestareaisnotonlyacountry'sinternalproblems,ithasbecomeaninternationalissue.Thereisnodoubtthatdevelopedcountriesarethelargestgroupoftimberconsumption.Ofcourse,partofthewoodconsumptionindevelopingcountriesshouldnotbeignored.Question——EnvironmentalPollutionEconomicdevelopmentledtoextensiveuseofenergy,itbringsmankindcivilizationandprosperity,butalsothesurvivalofthehumanenvironmenttoagreatdisaster.I.AcidRainHeavyuseofenergytoenhancethehumanmaterial,butalsocausedunexpecteddisaster,thesecondcauseofacidraindamage,almostallovertheworldgreatharm.Somepeoplethinkthatacidrainisasilentcrisis,butalsothehistoryoftheimpactofourmostseriousenvironmentalthreat,isaninvisibleenemytoo.ThisisnotalarmistII.GreenhouseeffectThereisnodoubtglobalwarmingisafact.Globalwarmingisveryseriousconsequences,suchasglaciersmelt,sealevelrise,desertification,totheecologicalsystemandtheseriousimpactonagriculturalproduction.