National Geographic 2019年第09期.pdf

THE NEW COLD WARAS THE ICE MELTS,OLD RIVALS SCRAMBLE FOR POSITIONTHE CARBON THREATTHAWING TUNDRA WILL SPEED UP GLOBAL WARMING09.2019Global Citizen is a movement of people who want to end extreme poverty by 2030.Global Citizens have taken over 22 million actions to support gender equality,education,and more,on our platform.globalcitizen.org/natgeoENVIRONMENTFINANCE&INNOVATIONFOOD&HUNGERWATER&SANITATIONCITIZENSHIPGIRLS&WOMENHEALTHEDUCATIONPOWER THE MOVEMENTP R O O FE M B A R KE X P L O R EF U R T H E RC O N T E N T SBASIC INSTINCTSShy by Nature but Showy in ConquestWestern tr agopan males flaunt feather finery to woo mates.BY PATRICIA EDMONDSTHROUGH THE LENSDeath Comes f or a Crocodil eIn Austr alia,an epic hunt for a saltwater cr ocodile ends on an unexpected note.BY TREVOR BECK FROSTALSOHerbs in DetailBachs HandspanA Tool for Tigers32ALSOBright Giant Squirr elsFunky CheeseAn Art Scientist THE BIG IDEAWhy You Like What You LikeOur per sonal tastes and our actions ar e driven by hidden biological for ces.BY BILL SULLIVANCAPTUREDA Sol ar System Giant,Ready f or Its Cl ose-UpA stunning data-driven image of Jupiter.IMAGE BY KEVIN GILL17What the Tide Brings InAn endless supply of plastic tr ash fr om a str etch of New York shor eline is assembled into sculptur es that ar e colorful but sobering.PHOTOGRAPHS BY BARRY ROSENTHAL8On the Cover This map shows the sea ice extentthe amount of ocean surface ar ea cover ed by ice in September 2012,its lowest point since r ecor d-keeping began in 1979.NATI ONAL SNOW AND I CE DATA CENTER;GREEN MARBLESEP T EM B ER 2 0 1 9F E A T U R E SUncovering an Arctic Mystery The Fr anklin Expedi-tion set out to chart the Nor thwest Passage.Then it vanished.BY HEATHER PRINGLE.P.100Eyes on the IceStudying the war ming Ar ctic means joining a unique community.BY JENNIFER KINGSLEYPHOTOGRAPHS BY ESTHER HORVATH.P.104The New Col d WarIn the Ar ctic,nations ar e jostling for access to a fr ozen fr ontier.BY NEIL SHEAPHOTOGRAPHS BY LOUIE PALU.P.50The Threat Bel owPermafr ost is thawing fast,r eleasing carbon that fuels warming.BY CRAIG WELCHPHOTOGRAPHS BY KATIE ORLINSKY.P.74Al one With Wol vesA moving encounter with one of Ear ths most adaptable pr edator s.BY NEIL SHEAPHOTOGRAPHS BY RONAN DONOVAN.P.116Bef ore It Mel tsCamping trips teach Inuit youth how to sur-vive on the frigid land.STORY AND PHOTOGRAPHS BY ACACIA JOHNSON.P.134A foot of water NEVER FEL T SO DEEP.There s something profound about it.The glory of soli tude.The call of churni ng waters.The pati ence and ski ll requi red i n thi s epi c battle that bri ngs you back agai n and agai n.In West Vi rgi ni a you re i mmersed i n somethi ng ti meless.Let i t carry you to a whole other place.WVS E P T E M B E R|W H A T S C O M I N GSubscr iptions For subscr iptions or changes of addr ess,contact Customer Ser vice at ngmser vi or call 1-800-647-5463.Outside the U.S.or Canada call+1-515-237-3674.We occasionally make our subscriber names available to companies whose pr oducts or services might be of inter est to you.If you pr efer not to be included,you may r equest that your name be r emoved fr om pr omotion lists by calling 1-800-647-5463.To opt out of futur e dir ect mail fr om other or ganizations,visit DMAchoi ce.or g,or mail a r equest to:DMAchoice,c/o Data&Mar keting Association,PO Box 643,Car mel,NY 10512.Contr ibutions to the National Geogr aphic Society ar e tax de-ductible under Section 501(c)(3)of the U.S.tax code.|Copyr ight 2019 National Geogr aphic Par tner s,LLC|All r ights r eser ved.National Geogr aphic and Yellow Bor der:Register ed Tr ademar ks Mar cas Registr adas.National Geogr aphic assumes no r espon-sibility for unsolicited mater ials.Pr inted in U.S.A.PHOTO:DAMON MOSI ER,NATI ONAL GEOGRAPHI CBOOKSA new Atl as of the Worl d to expl oreThe 11th edition of this classic r eflects the state of the wor ld today with author ita-tive maps,data-dr iven gr aphics,and much mor e.Its available October 1 wher ever books ar e sold and at unge back into Li fe Bel ow Zero Back for a 12th season:Li fe Below Zer o,the saga of tough Alaskans living off the grid.Witness scenes of whiteout snowstor ms and encounters with man-eating carnivor es.The new season pr emier es Sep-tember 24 at 9/8c on National Geogr aphic.NAT GEO TRAVELEROur music issue maps out sound journeysTr avels with a hip-hop ar tist,musical quests and cur iosities,a guide to global sound scenes and each article is pair ed with a Spotify playlist.Ther es mor e on Travelers sound journeys issue at nat-geotr c.Ref orming the toughest canines on Dog:I mpossi bl e The mo s t aggr e s s i ve,dange r o u s,and mi s u nde r-s t o o d c ani ne s t he o ne s t hat mo s t t r ai ne r s wo n t t o u c har e t he do gs t hat Mat t B e i s ne r (ab o ve)t ake s o n.S i nc e t r ans f o r mi ng hi s o wn b ad b e havi o r s,B e i s-ne r s ays,he has de di c at e d hi s l i f e t o he l pi ng o wne r s l e ar n ho w t o handl e t he i r do gs,as w e l l as t o r e s c u i ng and r e hab