Leoatleng la Arctic

Leoatleng la Arctic e teng ka Arctic, karolong ea eona e bohareng. naha ka bophara mo hoo e batlang e ho tloha ka mahlakoreng 'ohle. E haholo-holo rerang litšobotsi tsa tikoloho ya ba bona ba tlhaho: tlelaemete, lintlha hydrological. Leoatleng la Arctic e nyenyane ka ho fetisisa maoatle tsohle lefatšeng.

Leliboho metsi a bua leshano ka ho Scandinavian Hloahloeng ho Faroe le Shetland, Leoatleng Bering, ho Davis Strait, le Sedanishe. Ka straits tsena Arctic Ocean buisana le Pacific le Atlantic.

lebōpo fapane ka ho lekaneng matla dissection. Leoatle Arctic Ocean lula halofo ea sebaka seo kaofela. Kakaretso ea tse robong. Kholo ka ho fetisisa ke Norway, 'me ho tse nyenyane - Leoatleng White. E metsing a mangata archipelagos sehlekehleke sohle, le ikemetseng le lihlekehleke motho.

Ka bang halofo ea sebaka eohle ea raka, athe tlase e tlang. Ho tloha lebōpong la Eurasia raka, athe hlobolisa khetholloa ka e bophara khethehileng le koahela tse makholo a mangata a km. The leoatleng ke libeisine tse 'maloa tseo ba ile ba kopanela ka maporogo ka tlas'a metsi. Ka sehloohong motsoako imolohile ka tlase e nkoa e le ea mokokotlo oa Haeckel, eo e tsoela pele ho bohareng ba bo-Atlantic Ridge. Ka thōko le Mendeleyev Ema, Lomonosov, Chukchi.

Arctic Ocean morui, placer mobung oa morethetho o boima (stannous le ba bang). Magweregwere thehoa ka raka, athe sebaka sediments noka. E boetse e fumanoa tse fetang oli le khase masimo a mashome a mahlano, tse ling tsa tsona ba qala ho etsoa.

boemo ba Polar hore nka Leoatleng la Arctic, ea ama litšobotsi tsa boemo ba leholimo lona. Holim'a metsi ha thehoa le busitse ho pholletsa le selemo batho ba bangata arctic moea. Mariha, ka karolelano mocheso oa moea e theolela ho likhato tse mashome a mane, ka tekanyo e haufi le lefela ka lehlabula. Nakong ea letsatsi Polar, ka lebaka la bokhoni ba leqhoa le bontša ho fetisisa tsa mahlaseli a kotsi a letsatsi a, boemo ba leholimo e bang matla haholo. Ka tjhelete e ya pula e oelang holim'a leoatle har'a selemo, ho tloha lekholo ho millimeters le makholo a mabeli.

Leoatleng la Arctic e na le ea matla le molapo lekane ka metsi a futhumetseng. Hatela ho ea ka bochabela le ho ea ka leboea, ho feta le letso-letso le letsoai metsi a futhumetseng koahetsoe tlas'a ha ho joalo letsoai, empa metsi a batang. le molapo ena ke karolo ea North Atlantic Current. Transarctic phallo etsang la Atlantic ka Denmark Strait leqhoa metsi le Polar. mokhatlo oa sena e lebisitsoe ho tloha bochabela ho ea bophirimela, ba tsoang Bochabela Siberia le Chukchi Sea.

The o teng hydrological puso le bophelo ka leoatleng e hlokomelwa ke mocheso le metsi phapanyetsano le maoatleng tse haufi. Matšoele metsi kamehla phepelo ea mocheso o tšehetsoa ke Atlantic metsi inflow. E eketsa mocheso le ho fokotsa letsoai le metsing ea elela ga metsi bohlokoa ho tloha tšimong ea North America le Eurasia. Nakong e ngata ea metsi a holim, mocheso o tlase le o haufi le ntlha leqhoa (ha fumaneha letsoai le metsing), molao likhato mong ho tloswa tse peli. Lehlabula mocheso o phahama ho likhato tse hlano ka ho le lilemo li robeli ka holimo lefela feela latitudes potlana-arctic.

Leqhoa teng selemo ho pota. Ena ke tšobotsi e hlaheletseng ea mofuta oceanic. The atileng ka ho fetisisa pakete - selotlolo selemo leqhoa, eo botenya - ho tloha limithara tse peli ho isa ho tse 'nè le ho feta. Nakong ea mariha, serame se hlahisa leqhoa tse fetang qhibiliha nakong ea lehlabula; ditshalelo etsoa ka Leoatleng la Atlantic.

Motheong boima ba metsi tsa likokoana-hloko e na le a batang manganga diatoms. Ba li tloaelehile bobeli ka leqhoa le ka metsing. Sebakeng Atlantic tsa ho ata ha phytoplankton le zooplankton, benthic dimelametsing teng. Ka maoatleng phela mefuta khoebo ea litlhapi (halibut, safrone ea cod, tsa cod le, joalo-joalo). Har'a liphoofolo tse anyesang ke walruses tloaelehileng, libere Polar, liqibi, beluga.