Transantarctic Mountains: sebaka, litšobotsi tsa sebopeho, thahasellisang lintlha tse

Transantarctic Lithabeng tse e ikhethang tsa tlhaho sebopeho, e leng "fokotsa ho ka" k'honthinente ea Antarctica ka likarolo tse 'maloa le ho se lekane. sebaka e tšoauoa ka e ngata litlhōrō le liphula tse majoe. Transantarctic Mountains - sebakeng se a ruile haholo bakeng sa lipontsuoa magala. Ka hona, le orilla ena har'a bafuputsi ba tšimong ea palaeontology o tsejoa e seng feela e le "Dinosaur Museum".

A histori e khutšoanyane

Trans orilla ile pele tšoauoa ka mapa ke British mofuputsi James Ross ka 1841. Leha ho le joalo le pula-maliboho ba ile ba hlōleha ho finyella mosikong oa lithaba tsa moo. Feela 1908 le Scott leeto, Shackleton le Amundsen tšela orilla nakong ea leeto le lelelele, ikemiseditse ho katleho ea Pole Afrika.

Ho ithuta ka hloko ho Transantarctic Mountains hlahile ka 1947. Bakeng sa morero ona ka leeto khethehileng ho ile ha hlophisoa, e neng e bitsoa "ea Phahameng ka ho qhoma". The sebaka ile a ithuta lifofane. Ka lebaka leo, bafuputsi ba 'nile ba khona ho etsa e qaqileng limmapa lekane ka sebakeng seo.

Li hokae Transantarctic Mountains?

Tsamaiso ea maporogo thehoa ho tswa ho mafika majoe, otlolla bakeng sa km likete tse 'maloa ho tloha ho Weddell Sea ho Coats Land. Sena ke e mong oa liketane telele ka ho fetisisa thaba e ka lefatše.

Ka seo k'honthinente ke Transantarctic Mountains? Jeokrafi nahana ka orilla ka mola tloaelehileng hore a arola Bochabela le Bophirimela Antarctica. Ho e leng sebaka sa hoo e ka bang 480 km SE tloha ketane ena ea mafika ke Pole Afrika.

jioloji

Ka kutloisiso Geological Transantarctic Mountains a tsebahatsoa e le khumo e kgolo ya karolong e ka holimo ka holim'a metsi e ileng ea thehoa ka lebaka la e chesehang ea mafolofolo mosebetsi litšisinyeho tsa lefatše tse ka bang limilione tse 65 ka lilemo tse fetileng. mekoloko e meng, tse teng ka hara meeli ea Antarctica, ke tse ling tse ngata se hlahang ho yona tsa morao tjena.

ke eng hoo phahameng ka ho fetisisa? le lithabeng Transantarctic fihla ba bolelele ba limithara 4528 ka holimo ho bophahamo ba leoatle ka serapa sa ba e biditseng Kirk-Patrick. The mobung lefika la sebōpeho sena e concentrated palo palo e kahodimodimo ea mesaletsa ka mefuta e fapaneng lohle. Mashome a limilione lilemo tse ke ho ho boloka e homolog maemo tlelaemete bakeng sa bophelo 'me tsoelo-pele ea lintho tse phelang, seo ha e le hantle e hlalosa ea mahloriso tse phahameng tsa mesaletsa ea bona ho bakang le.

lintlha tse thahasellisang

Ho na le a 'maloa a lintlha tse thahasellisang mabapi le histori ea ho ithuta Transantarctic Range:

1. Ka bohareng ba tse lekholo tse fetileng ho tloha leqhoa ea moo bo qhetsola tloha thula thaba ea leqhoa kholo ka ho fetisisa leha e le neng e tlalehiloeng ke bafuputsi ba. sebakeng lona ke 31 080 km le, e leng feta naheng ea linaheng tse ling tsa Europe.
2. Transantarctic Mountains, ka ho khetheha, sebakeng bona e mong ea bitsoang McMurdo, libaka tseo ho fetisisa omeletseng lefatšeng moo ho se nang pula bakeng sa ba fetang limilione tse 2 lilemo tse.
3. Ka seo ho thoeng ke Taylor Valley, e leng karolo ea pono ea lithaba, ho na le ke phororo, moo melapo phalla fatše ka mali-e khubelu Hue. Jwalo ketsahalo bafuputsi ba hlalosa ho tlala metsi mosebetsi oa sehlahisoa ea libaktheria anaerobic.
4. Sebopeho seo e leng karolo ea tlhōrō phahameng ka ho fetisisa ya orilla Kirk-Patrick, bohareng ba tse lekholo tse fetileng, mesaletsa ea ka dinosaur tse nang le mapheo li ne li fumanoa. Litekanyo tse lekanang ho fihlela se lekana ea itse magala lla kgolo. Sebakeng se haufi le sebaka sena ba 'nile ba ntšoa mesaletsa Cryolophosaurus - tse nyenyane carnivorous dinosaur.
5. Ka 'ngoe ea lintlha tse feteletseng orilla ho - Cape Adair lokisetsa motlotloane hahoa tsomo Norwegian pula-maliboho Carsten Borchgrevink. E ne e le eena ea ileng a ka 1895 ho, pele bafuputsi ba tse ling beha leoto la k'honthinente ea Antarctica. Meaho ka toka hantle a sireletsa ho nako ea hona joale, ka lebaka la mocheso ho ea tlaase ka ho fetisisa tse etsahalang tikolohong eo.

Qetellong

Trans-Antarctic Ridge ntse e mong oa libaka bonyane tsa utolola lefatšeng ho fihlela letsatsing lena. Molato bohole feteletseng tsa Sepheo ea tlhaho ea ho tsoelo-pele e khōlō, hammoho le thata maemo a klimate. Ka nako e tšoanang le orilla ke botle fantastis sebaka, e leng hopotsa naha ho tloha lipolanete tse ling.