The maqhubu ea Ocean Arctic. Metsi a Leoatle la Arctic. Driving maqhubu

Arctic Ocean sebakeng se tlaase-tlaase metsi sebakeng har'a libeisine tse ling kaofela ha Earth - milione 14,75 limithara tse lisekoere. km SE. Located pakeng tsa lik'honthinenteng tsa Amerika le Eurasian. Kaofela ka ea Lefatše ka leboea. Botebo bo boholo beisine e fanoa ka ho Greenland Sea - limithara tse 5527. Palo kakaretso ea metsi e ka bang limilione tse 18 limithara tse dikhubu. km SE.

Likarolo tsa sehlooho tsa Leoatleng la Arctic - le phallo ea hae liphallelo. The metsi tlase ya thōko kontinenteng, le emela raka, athe ea tonanahali, e fetela le hoo e ka bang hammoho beisine kaofela. Ka lebaka la boemo ba leholimo a batang le moo Polar ea sebaka se bohareng ba leoatle kamehla koahetsoeng ka leqhoa. Hona joale o ile a amohela tlas'a maemo arola metsi a matamo a latelang: Arctic, Canada le Europe.

Background

Tlhaloso ea Ocean Arctic lokela ho qala ka makgetha a ho lona libaka. Leliboho metsi feta Straits ea Denmark, ea Hudson le Davis, hammoho le lebōpo la Greenland le Islands Faroe fihlela Scandinavian Hloahloeng. Ka sehloohong headlands leoatle nkoa Brewster Gerpir, Reydinupyur, Dezhnev. Ho phaella moo, letamo bathes linaheng tse kang Iceland, Norway, Russia, Canada, United States. Le Leoatle la Pacific sehelane moeli le ke Bering Strait. Ntlha e hōle-hōle ea lebōpo la leoatle e Alaska.

Arctic Ocean (bona photo photo photo photo. Ka tlaase mona) nka% 4 feela tsa sebakeng kakaretso ea metsi a lefatše. Maemong a sa tloaelehang, ho nkoa e le leoatle la Atlantic beisine. 'Nete ke hore Leoatleng la Arctic ka nako e ngata ke e batlang e sa tebang ea metsi. Feela libakeng tse seng kae botebo fihla 1,5 km SE. Le leng la mabaka ke bolelele ba lebōpo la - tse fetang 45 tse sekete km SE. Sebaka metsi a akarelletsa ho fetang ho maoatle dozen. Moholo ka ho fetisisa tsena ke Leoatle le Barents, ho Chukchi, Kara, Norway, Beaufort, Siberia, Laptev Sea, White, Greenland. Leoatle ka Ocean beisine ae phethang ho feta 50%. Koung kholo ka ho fetisisa e nkoa e le Hudson.

Island re ka Leoatleng la Arctic mengata. Tsa archipelagos kholo ka ho fetisisa ke ho fana Canada. Ho boetse ho akarelletsa le lihlekehlekeng tse kang Ellesmere Island, e leng Morena William Island, Svalbard, Prince Patrick, New Earth, Kong, Wrangel Island, Victoria, Kolguev, Banks et al a.

Hare metsi ajoa

Nako e telele leqhoa ipata ka holim 'a leoatle liphellong otlolohileng tsa sepakapaka le mahlaseli a letsatsi. Ka hona ke le palokatiso khōlō tšusumetso hydrological motsamao oa metsi o matla inflow boima North-Atlantic. phallo Sena ke mofuthu, le e etsang qeto ea hore e setšoantšong e akaretsang ea kabo metsi ka letamo European. Ka ajoa le sebakeng Arctic ama leqhubu la Pacific le thaba ea leqhoa le boima.

holim 'ho leka-lekana ea metsi e finyelloa ka ho tsoelang ho ea ka bochabela le ho ea ka leboea Atlantic sebakeng. mokhatlo oa ena ya batho ba tloaelehileng 'me ke habohlokoa hore Leoatleng la Arctic. Ba setseng metsi litšila ka tseba hore na tsa mahlomola le sehlopha sa lihlekehleke Canada.

Arctic Ocean (sheba setšoantšo. Right) haholo thehoa ka lebaka la ho phallo noka. linōka tse khōlō, amang leoatle maqhubu, ke Asia. Ke ka lebaka leo ka Alaska e 'nile ea mokhatlo oa tsitsitseng ea leqhoa le.

tshwano metsi

Leoatleng la Arctic secrete le dikarolo ea metsi 'maloa: ka ntle feela, lipakeng le tebileng. Ea pele ke le boima le maemo fokotswa letsoai. botebo lona ke limithara tse 50. Ka karolelano mocheso ea Ocean Arctic ke likhato -2. Hydrological tšusumetso e thepa ea lera la ikemiselitse ke thawed leqhoa, e le mouoane 'me phalla. Sebaka warmest tsa metsi tsa Norway Sea ho nkoa. holim'a lona mocheso ke ho fihlela ho likhato 8.

The interlayer beisine - matšoele metsi, extending ka botebo ba limithara tse 800. Mona, thempereichara le Leoatle la Arctic fapana ka hare ho lengolo la e mong. Sena se bakoa ke ajoa maqhubu mofuthu tloha Leoatleng Greenland. The letsoai le metsing ho metsi Ke habohlokoa ho ho pota 37 ‰ kapa ho feta. Tebileng lera thehoa paatsepama cavity le fetela le ho tloha mochophorong pakeng Spitsbergen le Greenland. Re lokela ho hlokomela hore ho phalla haufi le botlaaseng ba leoatle ho bakoa ke mekhatlo ea metsi kholo ka ho fetisisa maoatle. Thempereichara sebaka metsi a ka bolibeng lebetsoeng le tse ka bang -1 likhato.

maemo a maqhubu le lintho

Joalo anomalies hydrological Leoatleng la Arctic a jele setsi. Tides ikemiselitse ke metsi Atlantic. Kholo ka ho fetisisa a hlokomela ka Barents Sea, Siberia, Kara le Chukchi maoatle. Mona ho tides ke seka-diurnal botho ba hae. Lebaka le leng ke tse peli-mohato nako baloang ka khoeli e se lekane (bonyane le lebetsoeng le).

European letamong la Arctic Ocean fapane le ho tse ling tse telele leqhubu. Mona, metsi e hlaha hore a tlalehe phahameng - ho fihlela ho limithara tse 10. Palo e kahodimodimo hlokometse ka Mezen Bay. Mets - ho tloha lebōpong la Canada le Siberia (ka tlase ho 0.5 limithara).

Hape oceanographers abelwa moea-ikutloe oscillations. Likarolong tse ngata tsa beisine le tse shebisaneng e tsokoang ba bolelele ba limithara tse 2 ho ea ho 11. liketsahalo tsa palo e kahodimodimo hlokomela Leoatleng Palau - 12 m.

Se fetang

Ho phallang ka metsi karolong e ngotsoeng tse mofuta iphetang kapa ka ho sa feleng. Ocean maqhubu (sheba 'mapa. Tlaase) e ka boela ho be ka ntle feela kapa tebileng, a batang kapa mofuthu. Maqhubu a le cyclicality tse fapaneng nako le nako, ba kamehla le ba tsoakiloeng phallang. The ya ka yuniti ya tekanyo ea maqhubu a leoatle bitsoa Sverdrup. Le melapo ea metsi a classified ke botsitso, botebo, 'meleng le thepa lik'hemik'hale, sebopeho le tataiso ea leeto, ka liphello tsa mabotho a, joalo-joalo Leha ho le joalo, lihlopha tse tharo tse ka sehloohong ea mekhoa lokolloa kajeno ..:

1. maqhubu le lintho. E bakiloeng ke tšubuhlellano ea 'mele e khōlō ea metsi. O ile a re ka metsi a sa tebang 'me haufi le lebōpo la leoatle. Fapaneng tshusumetso sebetse. maikutlo a arohaneng tsa maqhubu a leoatle ho nkoa Thrower.

2. kretiente. Bitsoa tshekaletseng hydrostatic khatello ea pakeng tsa le dikarolo ea metsi. Na ke segokanyipalo, barogradientnymi, le a tsoelang, matšeliso le seiche.

3. Moea. Bakoa ke phallo matla moeeng.

Features ya Gulf Stream

Kou le molapo ke jwale mofuthu, eo e tšoaeang sebaka Atlantic. Leha ho le joalo, ho ke ke phallo ena phetha karolo ea bohlokoa ka ho sebopeho le tsamaisoa tse Leoatleng la Arctic. O tsoa ho lebōpo la leoatle Amerika Leboea. Ho fetela le ho tswa Grand Banks ho Straits ea Florida. Gulfstream ke ea ka tlas'a metsi mekgwa ya ka Barents Leoatle le Spitsbergen.

phallo ena ea Ocean Arctic e lekaneng, e leng haholo eketsa mocheso ka kakaretso ya metsi. E le bophara ba Koung Stream ke km 90. Susumeletsa ka lebelo la 2-3 limithara / s. Sena se etsa hore ho e 'ngoe ea maqhubu matla ka ho fetisisa mofuthu la maoatle. Libakeng tse ling tsa phallo fihla ka botebo ba 1.5 km SE. The dipharologanyo ea Gulf Stream fetola selemo ho pota. Ka nako e ngata, mocheso oa eona o ka bang 25 C. The phetoho lebetsoeng le ketekoa likarolong tse ka leboea ho Leoatle le Norway, moo ditefello oela hang-hang ka likhato tse 10.

The dipharologanyo ea Gulf Stream

Nakong ea potlakisa meea e chesang e mongobo khoebo le metsi keketso ea Caribbean. Matla a mokhatlo oa e bakiloeng ke ba chenchana lefatšeng. Ka kutloisiso e eketsehileng ea moo GolfStream ikemiselitse mabopong maqhubu, letsoai le metsing le ho li aba mocheso mokgwa wa.

tshusumetso bohlokoa ka tsela ea ho fana ka Koung ea Mexico ho tloha Cuba. Sebakeng sena, sebaka metsi a na le lintho tsa tlhaho cyclical. Metsi a butle-butle nyamela e matla hill in Leoatleng la Atlantic ka Florida Straits. Ka phallo Bahamas le hlaha le thepa e 'ngoe. Sete ya mekhatlo e fokotsehile hore ho thehoe lesale, ke hore, vortices kgolo. Mona Koung Stream e fumana matla a eona.

Nakong e tlang, hammoho le maqhubu a mang 'ohle a Leoatleng la Arctic, e phallo ea matla lahlehileng ka lebaka la boemo bo phahameng ba le mouoane ho tloha lebōpong la Europe. Phello ke boemo ba leholimo bonolo. Karolong e ka leboea ea Leoatle la Arctic ho na le ea lekala multiple phallo.

Seo sokela Gulf Stream

Ka lilemo tse leshome tse fetileng tsa volatility fapaneng. Pele ho tsohle e ama index potoloho. Hoo e ka bang bohlokoa quasi-nako le nako oscillations ea Gulf Stream ba hlokomela mong le e mong lilemo tse peli. Jwalo kheloha la phallo ea Ocean Arctic akarelletsa liphetoho tse khōlō ka ho tlelaemete ya. Ba bang ba bo-rasaense ba lumela hore ka nako e tlang e sokela polanete meteorological tlokotsi. Fast desalination ka lebaka la ho futhumala ha lefatše a ka etsa hore ha e le hantle hore karolo European tsa naha e tla khaotsa ho ba ho halefile. Phello e ka ba e le lecha leqhoa lilemo. lipale pele ho moo e ne e le likoluoa tse tšoanang. Joalo liqeto bo-rasaense ba entse ho ea ka ho hlahloba leqhoa Greenland tebileng.

Ha Gulf Stream desalination hlile tipped sekala ka ntho e tloaelehileng, e leng ea pele ho utloa bohloko ka rigs tse ngata oli. Phello e ne e tla ba koluoa ea tikoloho se.

Features ya East Greenland Current

le molapo Ena ke matla bobeli ka Leoatleng la Arctic. A tlisa bata matšoele metsi. karolo ea hae ba sebapali se ka letamo lefatše ke a tsoelang le ho tloswa ea leqhoa ho tswa ho metsi Arctic. Qala maqhubu ea Ocean Arctic e hlokometse ho tloha lebōpong la Asia. Ikutloeleng e ka leboea ea lifereko le molapo. Lekala la pele o ea Greenland, bobeli - Amerika Leboea. mokhatlo oo o sebakeng bogolosegolo ka moeli oa ho naha ena.

Bophara ba East Greenland Current, libakeng tse ling ho feta 200 Km. Mocheso metsi e ka 0 likhato. Ka Cape arohana le molapo e amana le Irminger Current. The thulana ba mofuthu le a batang matšoele looping se hlahile. Ke ka lebaka leo ha ho qhibiliha ena e potlakileng ea leqhoa leoatle le icebergs karolong ena ea sebakeng seo.

Maqhubu a tse ling tsa Leoatleng la Arctic

Transarctic phallo e fana ka motsamao oa leqhoa ho tloha Alaska ho Greenland. Lebotho la ka sehloohong ea phallo ke phallo ea linōka. Ka lebaka la tšusumetso e kholo glaciers joalo mofuthu senya hole le naha ea lata Transarctic kemisong e le tse etsoang ho Bering Strait. Ho na le mokhatlo oa o tšehetsoang ke inflow la Pacific.

Spitsbergen ke ea lekala bakeng sa Gulf Phallela ho Eona. Ho tsoela pele ka Leoatleng le Norway. Nordkapp jwale fihla mocheso metsing ho likhato 8. Ho feta holim 'a leoatle haufi le lebōpo la leoatle ea Kola le Scandinavian Hloahloeng. lebelo lona karolelano ke 1.4 km SE / H.

The Norwegian lekala ea Atlantic nakong ea phallo nahana ka tsona. Moo letsoai le metsing bolokiloe ka ho pota 35%. boima mocheso - ho tloha ho likhato tsa +5 ho +12.

ya data klimate

Features ya Ocean Arctic e boetse ke ka tshebetso e matla boemo ba leholimo. Ho leboha ho jwalo tlelaemete batang ka metsing tse fetang lilemo tse limilione li glaciers bolokoa e khōlō. Sebakeng Polar e na le khaello hlobaetsang ea mocheso oa letsatsi.

Ka ho fetisisa ea leoatle ho na le palo e bonyane ba pula. Mariha, sebaka metsi a qoelisoa likhoeli-nako e telele ka bosiu Polar.

Ho theosa le lilemo ho qetela lekholo lesometlhano tsa boemo ba leholimo leoatleng le fetohile bakeng sa ea bobeng bo fetisisang ho tsoa ho amohela tsohle.