Kubaziwe e eNyakatho neMelika kungenziwa ihlukaniswe yaba izifunda eziningana. Ingxenye enyakatho nasenkabeni zaleli zwekazi matasa emathafeni. Futhi lapha entshonalanga naseningizimu-mpumalanga ayizintaba. ENyakatho Melika, kukhona izindawo zokuhlala eziningi amahle olunothile. izintaba High ukuheha izinkulungwane zezivakashi minyaka yonke. Kube athuthukile ekhuphuka. nemithambeka ngokulinganayo ethandwa, lapho cishe unyaka wonke ungaya ukushwibeka eqhweni. Ngakho lokho abayikho, ezintabeni zakwa-izwekazi laseNyakatho Melika? Yini bahlukile futhi zitholakala kuphi?
Cordilleras
Cordillera - ngezinga elikhulu phezu kwezintaba enamadwala. I-Nyakatfo Melika liyaziwa iziqongo zalo iqhwa-eneziqongo. The esiphezulu wabo atholakala lezi zintaba. Cordillera welula kanye onqenqemeni entshonalanga kuleli zwekazi, kusukela e-Alaska aye Ingcenye ephakathi. Ngokulandelayo, baya Andes, lapho amboze nezwekazi eliseningizimu. Le zokhahlamba sawela by eziningi amaphutha. Bathoma asolwandle nasemachibini uphela phansi. Cordillera kuholele tekuhlangana ezimbili amapuleti lithospheric. Kodwa njengoba ososayensi, izazi zokuzamazama komhlaba uthi, inqubo wokwakha entabeni alikapheli ngokugcwele okwamanje. Lokhu futhi kufakazelwa ukuba khona nezintaba-mlilo eziqhumayo eziningana, abaningi kukhona "elele." Ingabe akukhona okungavamile ukuba likhithike kule ndawo nokuzamazama komhlaba. Uma sikhuluma indawo ephezulu yezintaba, khona-ke nabo, mhlawumbe wabangisa kuphela zaseHimalaya. Iphuzu esiphezulu eNyakatho Melika, Mount McKinley, futhi etholakala zeCordillera. ukuphakama Its 6193 amamitha. Yini enye engase ishiwo aseCordillera emangalisayo? Baqamba amanga kuzo zonke izindawo zokuma kwezwe, ngaphandle ukuthi e-Arctic. Ngaphezu kwalokho, izimpawu lugcwele izinto eziningi namathafa, kanye evelele eziphakeme zone. Lezi ezintabeni abafani abanye, bahlukile. Ubuhle aseCordillera ngonyaka izinkulungwane zabantu izivakashi amagquma ayo, ezivuma eminingi, ngezinye izikhathi inselele okhuphukela. Ngaphezu kwalokho, kulo lonke ubude bawo eyakhelwe amahhotela eminingi, okuyinto beyokwamukela izihambeli.
Appalachians
Izintaba namathafa eNyakatho neMelika ukudala landscape eliyingqayizivele futhi eyingqayizivele zaleli zwekazi. ubuhle Special unendawo lapho uthi amabili umkhawulo - United States nase-Canada. Lapha, kuvela ithafa inamagquma we Appalachian Mountains. Ubude bayo 2600 km. Kulesi zokhahlamba kukhona ezinye iziqongo eziphawulekayo. The esiphezulu wabo - Mount Washington (1916 m). Appalachian babe iminonjana glaciation lasendulo. Kwemithambeka amagquma ezembethe amahlathi exubile kanye coniferous. Kukhona idiphozithi yanoma nsimbi, uwoyela, igesi kanye namalahle.
Northern Appalachians
Appalachian Izintaba - entabeni eNyakatho Melika, bahlukene zibe izingxenye ezimbili, nasenyakatho, naseningizimu. Yiqiniso, lezi imingcele ezingafanele. Northern Appalachian emdala ingxenye eyinhloko zokhahlamba. Okwamanje, zingabantu ukuphakama ithafa amamitha 400-600 kuphela. ezinde izintaba futhi afanayo ngabanye phezu kwakhe ngezinye izikhathi. Isenzakalo esidume kunazo zonke kubo - Adirondack, White Izintaba, Green Mountains. izihloko zazo isicaba. Nemithambeka lingama flat, kodwa ngezinye izikhathi kunezindlela izindawo dissected ngu izinhlawulo. Intaba amabanga uhlukanise esigodini zomhlaba. Basuke siguqulelwa yokuxovela. Northern abantu Appalachian wendawo abe negama ezahlukene - ". I-New England izintaba" Basuke eyakhiwa amatshe metamorphic futhi crystalline. It peneplenizirovannyh izindawo zezintaba, lapho kukhona neze iminonjana selitholakala ka ukuphakamisa kamuva. Kodwa kuyacaca ukuthi wazwakalisa umthelela glaciation.
Wik Appalachians
Lezi izintaba e-Nyakatfo Melika Nobe njengoba Southern Appalachian Izintaba, sekukhona nabanye ngemva kwesikhashana. Lokhu kwenzeke ngesikhathi mayelana okuqinisekile ka Variscan ukusonga. Ukuma kwendawo yendlela wabo ihlukahluke. Empumalanga - foothill Piedmont Plateau. It is bushelelezi, kancane dissected izigodi. ukuphakama 40-80 amamitha wayo. Engxenyeni esentshonalanga - sezwe elinamagquma. Kube ifinyelela ukuphakama kwamamitha angu-400. Kodwa kuyathakazelisa ukuthi le ndawo ingaphezu iphakama omkhulu avuke ngokucijile. Lokhu Blue Ridge. Amagquma alo kukhona emaweni. Tops ngokuvamile oluyingungu noma ikamu. Iphuzu esiphezulu - Mount Mitchell. ukuphakama Its 2037 amamitha. It sakhiwa yamadwala sedimentary futhi wentaba-mlilo okuqondene Paleozoic eziphakathi nendawo. Emthambekeni esentshonalanga Blue Ridge lehla zisuka emoyeni ziqonde phansi - Big Valley. Lapha, kuvela ithafa Appalachinskoe. Intaba izigodi kakhulu ihlukaniswe, bephonsa ukuze 1,500 amamitha.
Sierra Nevada
Yiqiniso, le ntaba edume kakhulu eNyakatho Melika - iyona Sierra Nevada. Mhlawumbe wonke umuntu okungenani kanye empilweni yami wakuzwa yigama elihle. Nokho, akubona bonke uyazi ukuthi kunentaba ephakeme futhi eqhubeka ogwini olusentshonalanga ye-United States of America. Ubude bayo 750 amakhilomitha. Sierra Nevada Ukhahlamba evela Fredoner pass, ukuthi enyakatho, futhi kuyenzeka Tehachapi, itholakala eningizimu. On kumkhawulo walo entshonalanga Central Valley. Empumalanga lwaseSierra Nevada inomngcele ngumuntu yokubhukuda ezinkulu. Yiqiniso, intaba ephakeme kunazo zonke e-Nyakatfo Melika Nobe ungekho endaweni, kodwa labo abanakekela bayavuswa lapha, Ingabizwa kufanele ngokuthi enhle kunazo. Crest we yokhalo egobhoza entshonalanga emthambekeni. Yonke imifula, umsuka zazo ziphezulu cwenga ePacific Ocean. Ukusuka enyakatho kuya eningizimu ukuphakama ezintabeni kancane kancane kwandisa. Phakathi Lake Tahoe futhi sidlule Fredoner iphakama ifinyelela 2.400 kwamamitha. Iphuzu esiphezulu kule ngxenye ugema Mount Rose. ukuphakama Its 2700 amamitha. Ensimini Yosemite esiqiwini has Olancha isiqongo (3695 m) noFlorence (3781 m). Ngaphezu kwalokho, ukuphakama yokhalo isiyaphela. Ubuhle Sierra Nevada Izintaba kunzima overestimate. Bona baziwa emhlabeni wonke ngokwenqaba landscape layo eliyingqayizivele.
Eastern Sierra Madre
Intaba ephakeme kunazo zonke eNyakatho Melika asezindaweni zeCordillera. Kodwa lamagquma ezivelele parallel nomunye, kungatholakala ensimini ka zanamuhla eMexico, ukuze enyakatho-mpumalanga yezwe. Kuyinto ingxenye esempumalanga yalesi Sierra Madre. Le zokhahlamba elisoGwini onqenqemeni yasethafeni Mexican. Ibanga obuphelele - 1,000 km. landscape yayo wehlukile ngempela. Enyakatho kukhona iphakama eziningana, ukuphakama kusuka 1000 kuya ku-3000 amamitha. Esikhathini eningizimu, izintaba wahlukanisa komunye nomunye. Kukhona ezinye iziqongo abangafika kwabangu-4000 m. Ngo engxenyeni esentshonalanga ithafa ezindaweni ezimbalwa suka iqhubezela. Empumalanga, ugema luphele elisogwini ka eGulf of Mexico. Isikhathi esiningi Eastern Sierra Madre kwakhiwa inhlabathi okuqondene elingenhla isikhathi Mesozoic. The esiphezulu kokuphakama yokhalo - entabeni Peña Nevada (4054 m). Kodwa lokhu akulona phezulu kuphela, ufanelwe Ukukhuluma. Ayikho entabeni kancane eyaziwa El Koauilon kanye Cerro Potosi.
Sierra Madre Occidental
Lezi izintaba e Melika ubhekwa phambili Cordillera. Basuke etholakala ensimini ka eMexico yesimanje. Ubude entshonalanga Sierra Madre - 1,300 km. Ububanzi yokhalo kusuka km 80 200. Itholakala engxenyeni esentshonalanga ithafa Mexican. Ukubukeka kwale ndawo ndawo akukho monotony ezahlukene. Lamagquma zihlukaniswe ukujula zigodi ezahlukene. Ezintabeni iphansana: kusuka 1500 kuya ku-2000 amamitha, kodwa kukhona ezinye iziqongo ukufinyelela wophawu 3000. Km. Ngokwesibonelo, ethandwa kakhulu kule ndawo Intaba Chorreras. ukuphakama kwalo 3150 m Sierra Madre Occidental uyagijima ezifundazweni eziningana Mexican :. Sonora, Chihuahua, Zacatecas, Durango, Guanajuato, Aguascalientes. Kodwa ukuqala le yokhalo uya eningizimu-mpumalanga ye-Tucson, Arizona e-US.
Sierra Madre del Sur
Sierra Madre del Sur - Lokhu izintaba zaphakade eMelika. ubudala babo kunzima ukunquma. Kodwa, naphezu kwalokhu, kunobufakazi ukuthi kwamiswa kuneNingizimu ezinye izinhlelo entabeni. Kutholwe eningizimu eMexico, lokhu yokhalo has a ubude 1000 km. Ugijimela ngasogwini ezimbili kuyiPacific Ocean. Iqala South Sierra Madre esifundazweni Michoacan. Okulandelayo, uyahamba maqondana Isthmus of Tehuantepec. Yena kweqa zaseMexico ezifana Guerrero futhi Oaxaca, okuyinto okuhlanganisiwe ne Transmeksikanskim ibhande mlilo. Ububanzi Southern Sierra Madre - km 300. Lezi ezintabeni akuzona eliphezulu, iphakama ezimbalwa ukufinyelela ngenhla 3,000 m uphawu. Kodwa naphezu kwale mizamo, esifundeni kuyinto isithiyo sina ukuthutha imiyalezo phakathi izindawo elingaphakathi eMexico nezwe elingasogwini Pacific. Iphuzu esiphezulu South Sierra Madre - entabeni Teotepek (3703 m).
Coast Ibanga
Coast Range - entabeni eNyakatho Melika, kumephu yabo ingatholakala entshonalanga yezwe. umsuka wayo bathatha kusukela Atlin Lake. Evamile, bagcina eduze noMfula Fraser. Eqinisweni Coast Ibanga kuyingxenye aseCordillera uhlelo entabeni. Kodwa wanquma ukwaba array ezimele ngenxa indawo yayo kanye ngabodwa ezithile. Ibanga ubude 1600 km. ububanzi ufinyelela 300 m Iphuzu esiphezulu -. Mount Waddington. ukuphakama Its 4016 amamitha. Vertices asele musa idlule 3,000 metres. Le zokhahlamba senziwa egwadle. Yena sekukhona kakhulu dissected eduze zomhlaba emifantwini amawa izigodi transverse. On endaweni Coastal Ibanga itholakala Garibaldi wesifundazwe Park. Ungomunye ezivakashelwa kakhulu izivakashi izindawo eBritish Columbia.
Wrangell ezintabeni
izintaba High enkulu yeNyakatho Melika, ise-mpumalanga Alaska, Ingabizwa kufanele ngokuthi eyingqayizivele. Volcanic Wrangel afanayo has a ubude 150. Empumalanga, kuba eseduze St Elias Range. Wrangell Izintaba kwamiswa esanda kutholakala, ku Neogene. Lapha kugxilwa kanye nezintaba-mlilo eziqhumayo. Cishe bonke balele. Kodwa kukhona asebenzayo, isibonelo, Mount Wrangell. It has a ukuphakama 4317 amamitha. Phakathi ashisayo-ndawo vertex aziwa kakhulu kukhona Sanford (4949 m) kanye iphuzu esiphezulu ugema Wrangel - vertex Blackburn (4996 m). Esikhathini ngumgogodla ezikhungweni zomsebenzi idwala mass bagxila izinguzunga zeqhwa. Nemithambeka embozwe ihlathi nezimfunda. On lamagquma futhi Wrangel St Elias National Park itholakala. izindawo Ziningi isetshenzwe ngokuphelele ngumuntu. Lokhu kwenza lesi sifunda iyingqayizivele ngempela.