2019人教版新教材選擇性必修三冊unit3 課文及翻譯(reading and thinking)

PAGEPAGE1人教版選擇性必修第三冊unit3 EnvironmentalProtectionReadingandthinkingCLIMATECHANGEREQUIRESTHEWORLD'SATTENTION氣候變化需要全世界的關(guān)注Wehaveknownaboutclimatechangefordecades.ThereislittledoubtthatEarthisgettingwarmerandwarmer(seethegraph).Awarmingoceanandatmospherealongwithmeltingiceandrisingsealevelsprovideevidenceofadramaticchangeintheglobalclimate.我們對氣候變化已經(jīng)知道幾十年了。毫無疑問，地球正在變得越來越暖和（見圖表大氣的變暖，冰的融化和海平面的上升提供了全球氣候急劇變化的證據(jù)。In2013,alotofpeoplewereshockedbyanewsphotoofadeadpolarbearthatwasfoundonNorway'sArcticislandofSvalbard.Accordingtothescientistswhofounditsdeadbody,allthatremainedofthepolarbearwas“skinandbones".Anexpertwhohasstudiedpolarbearsformanyyearssaidthatfromthepositionofitsdeadbody,thebearappearedtohavestarvedanddied.Expertsclaimedthatlowsea-icelevelscausedbyclimatechangemeantthebearcouldnothuntsealsasbefore,soithadtotravelgreaterdistancesinordertofindfood.ThisalarmingcaseshowedhowtheincreaseintemperaturehadanimpactonEarth'secology.2013年，在挪威北極斯瓦爾巴特島發(fā)現(xiàn)的一張北極熊死亡的新聞?wù)掌尯芏嗳苏痼@。根據(jù)發(fā)現(xiàn)北極熊尸體的科學(xué)家們的說法，北極熊僅存的只是“皮膚和骨頭”。一位研究北極熊多年的專家說，從其尸體的位置來看，北極熊似乎是餓死了。專家稱，氣候變化導(dǎo)致的低海冰水平意味著這只熊不能像以前那樣捕獵海豹，因此它必須走更遠(yuǎn)的距離才能找到食物。這一令人震驚的案例顯示了溫度的上升對地球生態(tài)的影響。Thenwhatiscausingtheincreaseintheglobalaveragesurfacetemperature?Climatescientistsoftenmentionakeyclimateprocesscalledthe*greenhouseeffect",whichhastwocommonmeanings:the"natural"greenhouseeffectandthe"man-made"greenhouseeffect.greenhouseeffectreferstothefactthatheatfromthesunenterstheatmosphereandwarmsEarth'ssurfaceasshort-waveradiation.Theheatisreleasedbackintospaceatlongerwavelengths. Greenhousegasesintheatmosphere,suchasmethaneandcarbondioxide,trapsomeoftheheat,keepingEarth'sclimatewarmandhabitable.Withoutthisprocess,Earthcouldnotsustainlife.However,the"man -made"greenhouseeffecthasnowbecomeabigproblem.Whenpeopleproducehugeamountsofextragreenhousegasesbyburningfossilfuels,moreheatenergyistrappedintheatmosphereandcausesEarth'ssurfacetemperaturetorisequickly.那么是什么導(dǎo)致了全球平均地表溫度的升高呢？氣候科學(xué)家經(jīng)常提到一個叫做“溫室效應(yīng)”的自然”溫室效應(yīng)和“人為”溫室效應(yīng)。溫室效應(yīng)是指太陽人為”的溫室效應(yīng)現(xiàn)在已經(jīng)成為一個大問題。當(dāng)人們Thereisstrongandcomprehensiveevidencethattheriseintemperaturehasledtoanincreaseinextremeweatherandnaturaldisastersworldwide,notonlycausingseriousdamage,butalsocostinghumanlives.Climatescientistshavewarnedthatifwedonottakeappropriateactions,thiswarmingtrendwillprobablycontinueandtherewillbeahigherpricetopay.Infact,newsreportsarefrequentlybroadcastaboutextremerainstormsandheatwavescausingdeathsandeconomiclosses.Continuedgreenhousegasemissionswillresultinfurtherwarmingandlong-lastingchangestotheglobalclimate.Thisrequirestheattentionofpeopleallovertheworld.Governmentsneedtoconsidermakingpoliciesandtakingappropriateactionsandmeasurestoreducegreenhousegasemissions.Weasindividualscanalsoreduceour“carbonfootprint"byrestrictingtheamountofcarbondioxideourlifestylesproduce.Itisourresponsibilitytoseizeeveryopportunitytoeducateeveryoneaboutglobalwarming,alongwithitscausesandimpacts,becausethisisthemostseriousissueaffectingallofusonthisplanet.Sowhatwillyoudotohelp?我們的生活方式產(chǎn)生的二氧化碳量來減少我們的“碳足跡”會怎么做？重點(diǎn)詞匯changefor轉(zhuǎn)車去…;好