Great Lakes na North America

The uku mafi girma a nahiyar mu kyau duniyarmu - North America - mamaki da Alliance na Civilizations da untouched yanayi. A cikin kusanci da densely lugar wuraren kiyaye yanayi a asalin siffan: da zafi hamada, daji rairayin bakin teku, m prairies, daji kwaruruka. Nan za ka iya ganin lake a North America - mafi girma mafi girma a duniya.

Falalar hali a kasar da aka bayyana a cikin kome: itatuwa mamaki unprecedented tuddai, volcanoes girgiza iko eruptions, geysers na tafasar fascinate.

The Legacy da glaciers

Lakes na North America ne mafi yawa located a arewacin nahiyar. Wannan tafkin glacial tectonic asalin. A m da, bada a kan su a matsayinsu, yayin da mãsu bãyar da bãya gleiser bar a Canada - arewacin ɓangare na nahiyar - tectonic depressions cewa kafa lake. Daga cikin wadannan tabkuna kasance a cikin Great Bear, Great Bawa.

A zaman talala bears

A karo na hudu mafi girma a lake a North America - Big Bear Lake - kama da siffar wani sababbu star. Located a cikin sashi na Arctic Circle da lake a gefen arewa na makwabataka da permafrost da tundra. Wannan shi ne kawai mike stretch na bakin gabar teku. A kan wasu uku bangarorin da bankuna slashed da m promontories.

Located in matsananci yanayin Bear Lake, babban ɓangare na shekara "barci" karkashin kankara da yake rufe da surface a watan Oktoba. Ice-free kandami zama kawai a watan Yuni, amma ruwa ya rage kankara a ko'ina cikin rani kakar.

Duk da gajeren lokaci na kewayawa, a tafkin ne a kai hanya, shan a cikin ruwa na fasinja da kaya jiragen ruwa. Ta hanyar da lake koguna da alaka da sauran ruwa a cikin yankunan tsakiya da kuma Arewacin Canada. A kan ruwa surface MacKenzie River, da alaka da aikin gandu na lake, za ka iya isa Arctic Ocean kuma a cikin Great Lake Bawa, inda kogin fãra.

Zakaran na nahiyar

Wani Lake Laurentian Upland Canada rightfully daukan girman kai daga wuri a cikin Littãfin da abubuwan al'ajabi na halitta, a Arewacin Amirka. Great Lake Bawa ne m wa dukkan 'yan'uwa da Arewacin Nahiyar Amirka a cikin zurfin, wanda shi ne 614 mita.

Sunan na jiki na ruwa samu a zamanin da, a lokacin da bakin tekun da aka sanaki Indiyawan Slavey kabilar. Kabilar sunan ne baƙi da Turanci kalma bawa, ma'ana bawa. Saboda haka sunan ya zo a cikin yin amfani da gurbataccen hankali.

Kamar da yawa tabkuna na North America, Bawa Lake navigable short lokacin rani, da kuma watanni takwas na shekara aka daure da kankara kwasfa. Domin shekaru masu yawa, da motsi a wuya kankara a cikin hunturu da kuma tafiya a cikin hanyar kai shi ne kawai hanyar sadarwa a tsakanin jihar bakin teku ƙauyuka, har can aka kashe a cikin hanyar tare da bakin tekun.

Nature lake gaba ne sosai m. A sau daya-yashe arewa bakin tafkin da aka wakilta tundra gandun daji a lokacin da hakar gwal a prityanuvshy zuwa dubbai na zinariya Miners.

A gabas da kudancin gaba suna kewaye da kasa Parks, a bakin hanya wanda za a iya saduwa da gandun daji bauna, wanda shi ne a karkashin barazana da nau'i nau'i.

shaƙatawa

National Parks, sailing regattas, yashi rairayin bakin teku - bazara fun a kan kankara - a hunturu. Amma mafi mashahuri Bawa Lake ya sanã'anta tsakanin anglers. A bambancin da mazaunan lake (kifi, Pike, whitefish, perch, Arctic Grayling) a kowace kakar, a wani yanayin janyo hankalin magoya na shiru farauta.

bewitching kyakkyawa

Kafa a bakin dutse da wani dadaddun aman wuta kudu na Oregon fiye da shekaru 7,000 da suka wuce, bakin dutse Lake ne main janye a jihar, wanda janyo hankalin masu yawon shakatawa.

Volcanic lake da nuna biyu tsibiran a ruwanta, wanda suke Cones na volcanic ash. Fiye da karni da suka wuce, bisa ƙasa m zuwa Lake National Park ne na yau da kullum sunan pumice hamada. Bã tãre da ciyayi saboda da porosity na surface yankin na shakatawa ya rike duk burbushi na volcanic baya.

M duhu blue ruwan mafi m lake a North America, nuna matsayin a wata babbar madubi a kan surface na ruwa surface na kololuwa na kewaye duwãtsu, da tunanin daga farko lokacin. Unity deepest lake, danda cliffs kewaye tsawo na kusan dubu biyu da ƙafa, biyu picturesque tsibiran evokes a ji na musamman kyakkyawa.

The lake yana da wani sabon abu janye: karkata zuwa ga gaskiya, magana sama da ruwa surface da rabi mita, fiye da a yi shekara ɗari a kan lake a wani shugabanci na motsi gudãna goma-mita itãciya akwati ba tare da jurewa canje-canje a cikin tsarin a kan lokaci.