新高考时文阅读37气候变化下的澳大利亚森林火灾word版.docx

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1、时文拓展阅读气候变化下的澳大利亚森林火灾Thisseason,thebushfiresinAustraliahaveburnedmorethan12.35millionacresofland.Atleast25peoplehavebeenkilledand2000homesdestroyed.AccordingtotheBBC,thisisthemostcasualties（伤亡）fromwildfiresinthecountrysince2009.TheUniversityofSydneyestimatesthat480millionanimalshavediedinSouth

2、Walesalone.ZekeHausfather,anenergysystemsanalystandclimateresearcheratBerkeleyEarth,saidwarmertemperaturesandextremeweatherhavemadeAustraliamoresusceptibletofiresandincreasedthelengthofthefireseason.“Thedrierconditionscombinedwithrecordhightemperaturesin2019createdmainconditionsforthedisastro

3、usfires.Australia’sfireswereworsenedbythecombinationofthosetwo.2019wastheperfectstormforbeingthewarmestyearonrecordforAustraliaandthedriestyearonrecordforAustralia,”HausfatheraddedonFriday.KevinTrenberth,aseniorscientistattheUSNationalCenterforAtmosphericResearch,saidwarmeroceantemperaturesar

4、ealsocontributedtomorevariableweatheraroundtheworld.Trenberthbelievesthatglobalwarmingcontributedtoenergyimbalancesandhotspotsintheoceans,whichcancreateawaveintheatmospherethatlocksweatherpatternsinplaces,causinglongerraineventsinIndonesia,forexample,andatthesametimecontributingtodroughtinAus

5、tralia.Hesaidthatonceanareaexperiencesdroughtconditionsfortwomonthsormore,itincreasestheriskoffirescatchingandspreading.Thosechangingweatherpatternsduetoglobalwarmingmakedroughteventslonger.Climateexpertsstressthatclimatechangeisnottheonlyfactorintheseverityofwildfires.Howlandismanagedcanalso

6、impacttheamountoffuelavailableforfires.Practiceslikecontrolledburnsandotherfactorscanimpacttherisktopeopleandproperty,suchaswarningsystemsandthetypeofdevelopmentinagivenarea.Changingthosepolicieshasgreatpotentialtolimitfuturedamagefromwildfiresalongwithchangestohowfiremanagementresourcesaredi

7、spatched（派遣）.阅读短文并回答问题数千年来，澳大利亚的原住民利用野火为自己创造了很多便利，比如清理植被来开辟土地。与此同时，特定的澳大利亚本土植物群也依赖着丛林大火繁殖，比如大火可以使一些桉树的种子开裂，从而得以生根发芽。这成为了澳大利亚生态的重要组成部分。可是，自2019年9月初澳大利亚发生森林火灾以来，这场持续了四个多月的大火给当地的人民和生态带来更多的，却是痛苦和灾难。1.Whatarethenumbersaboutinparagraph1?A.Thecauses