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1、Unit4WildlifeprotectionⅠ.阅读理解AOnacollegecampingtrip,curiosityaboutwavesandsandcausedRobThielertostudyshorelinesaroundtheworld.ThirtyyearslaterandnowaUSGeologicalSurveyresearchgeologist,Thieler,iscombiningscienceandsmartphonetechnologytohelpstudyanendangere
2、dbird,theAtlanticcoastpipingplover.Thepipingploverisashorebirdthatbreeds(繁殖)alongtheAtlanticcoast,theGreatLakesandtheGreatPlains.Risingsealevelassociatedwithclimatechange,aswellasincreaseddevelopmentintheirbeachhabitats(栖息地),threatensthespecies(物种).Tohelpt
3、rackchangesinpipingploverhabitats,ThielerdevelopedafreeappcallediPloverin2012.Thisisamarkedchangefromthetypicalwayscientistscollectdata,whichinvolvesgatheringinformationusingspecializedequipmentorwritinginnotebooksandthenputtingintospreadsheets.Sincereleas
4、ingiPlover,scientistshavegathereddataacross1500kmofbreedingrange.ThatequalsaboutathirdofthedistanceacrosstheUS,whichisalargeareatocoverforonlytwothousandbreedingpairsofpipingploversontheEastCoast.Insteadofhavingtotravelandspenddaysateachsite,anumberofcoope
5、ratorsinthefieldusetheapptocollectandsenddata,allowingscientiststogatherdatamoreefficiently.Italsoallowsthemtocollectdataatthesametimeduringeachbreedingseason,providingabetterpictureofchangesthathappenoverlongerperiodsoftime.Andfast,centralizedaccessmeanss
6、cientistscanlookatdataquicklytogetareal-timeideaofwhereandhowpipingploversareusingtheirhabitats.WhileiPloverisusedbytrainedfieldstaff,otherappsliketheUSGeologicalSurvey?sWeb-based“iCoast—DidtheCoastChange?”invitecitizenscientiststoidentifycoastalchangesbyc
7、omparingbird?s-eye-viewphotographstakenbeforeandafterstorms.Alltheinformationscientistsandcitizenscientistsalikecollecthelpsfederalandstateagenciescreatepolicyplansforaddressingclimatechangeimpacts(影响)worldwide.1.Whatcanweknowaboutthepipingplover?A.Itsbeha
8、viourischanging.B.Itshabitatisgrowingbigger.C.Itslivingenvironmentisbecomingworse.D.ItsbreedingislimitedtotheAtlanticcoast.2.WhydidThielerdevelopiPlover?A.TostudyshorelinesacrossAmerica.B.Toadvanceinformation
