Moo ke Beaufort Leoatle?

A tse nyenyane ea teropong pond, e mong ea bitsoang ka mor'a hore British Navy Admiral Francis Beaufort - Sea le maemo a thata a leholimo le o ikhethang e ntle leqhoa landschap. Seo e tsejoang ka leoatleng? hore na e ke e lekaneng ea ho ithuta?

sebaka

E 'ngoe ea potso ea pele ho hlaha, eo ho eona a leoatle ke Beaufort Sea. Mathata a ka re'ng ha aa lokela ho etsahala. leoatle ena e teng ka Leoatleng la Arctic. From ena re ka inahanela hore sebaka likhakanyo tsa pokello 'mapeng. Empa ho molemo a se ke a nahana, empa ka kotloloho ho botsa mabapi le hokae ho Leoatle Beaufort.

Moo hantle ka ho ikemisetsa tjena: ho Beaufort Sea larileng ka hanyenyane ka leboea ho Alaska Hloahloeng (tšimong ea US), le Yukon le ka leboea-bophirimela Canada. Moeli o ka bochabela matha hammoho le Canada Arctic sehlopha sa lihlekehleke. meeli bophirimela le ka bochabela li hlalosoa e Chukchi Leoatle le Leoatle Baffin, ka ho latellana.

Seo se tsejoa ka morolo ho Leoatle?

Potso e 'ngoe e thahasellisang: "Ke mang ea fuputsa Beaufort Sea?". Ka molao, ho ile a bula ka 1826. The tlhaloso ea pele ea e le leoatle le lecha kopanela Polar mofuputsi John Franklin. Leha ho le joalo, ho fapana le neano, o ile a fana ka letamong le lecha ha lebitso la hae, 'me e se e kwadiwa lebitso la ofisiri e tsebahalang British le rasaense, eo hamorao e ile ea e-admiral - F. Beaufort. Leoatle kwadiwa lebitso la motho ea e nehela bophelo ba hae ho hydrography le ntshetswa pele ka tekanyo e lekanngwang le matla a moea.

John Franklin entsoe maeto a 'maloa Arctic le tsa utolola le lebōpo la Leoatle le Beaufort. O ile a boela a tsamaea ka sekepe ka pond bulehileng bona. Nakong ea maeto a hae, o ile a qetella a fumana ea moeli ea North America, kaha o etsa qeto ea hore e ke promontory ka leboea - Butia.

Ka 1851, ho Beaufort Sea leeto khona ho tšela R. Collison, ea ileng a bula behiloe kae? Boroa ho la Prince of Wales Strait. Hona selemong seo ka leqhoa tsa Beaufort Sea leeto ka ema tlekelele! John McClure. Bafuputsi ba ile ba tlameha ho tlohela likepe tsa bona, empa ba pholosoa.

Ka 1905 "leeto ho Eskimos" e nkile Canada Stefansson. O ile a boela fuputsa Beaufort Sea.

A tsebahalang Russia rasaense, Doctor of Sciences libaka, Kochurov Boris Ivanovich, o ile a sebetsa lefapheng la limmapa, ekodiagnostiki sebetsana le matla a tikoloho. Ithutile libaka ka ho fapana tse kang Altay, Ural, Saha, Bochabela bo Hōle le Arctic sebakeng. Nakong ea mosebetsi oa hae oa saense o tsa utolola Kochurov Bi le Leoatle Beaufort.

litsupa metsi mocheso

Bo-rasaense ba lumela hore mocheso leoatleng la Beaufort lokela ho ikemisetsa ho le dikarolo tse 'nè:

1. Lera ka holimo e nkoa e limithara tse 100 ka botebo. Mona, mocheso le fapana ka ho tloswa mefuta e fapaneng ya ho tswa -0,4 ° C ho -1,8 ° hlabula ho mariha.
2. lera lena thehoa Pacific tributary phallo eo tsoela ka ho Bering Strait. mokato oa bobeli oa metsi a batla a futhumetseng, empa ho se haholo.
3. Lera le hlahlamang ke mofuthu haholo. Ho Ho thehoa ke maqhubu Atlantic le na le mocheso oa 0 ho + 1 ° C.
4. Lera tlase ne a batla a pholile, empa leha ho le joalo ha ho joalo batang, joaloka holim'a metsi, ho tloha -0,4 ho -0,9 ° C.

Phallang Leoatleng Beaufort potoloha counterclockwise. Sena se bitsoa cyclonic ajoa. Ho latela melao e tšoanang ha ho e ajoa ka likopi tsa maqhubu a ea Leoatleng la Arctic.

The entsprechen ka sehloohong

A re ke re hlahlobeng entsprechen motheo tsa pokello hare hore beha lebitso la Francis Beaufort. Leoatle o sebakeng se kakaretso ea hoo e ka bang 480 tse sekete sq. Km. Ka karolelano botebo ba pokello e -. 1000 limithara Ha ntlha tebileng ka ho fetisisa - hoo e ka bang 4700 limithara tse.

letsoai le metsing a leoatle ha se phahameng haholo. Ho ranges ho tloha 28 ho ea 33 ppm.

Nōka, Bay tsa Islands

Ho na le ba bang ba ho se tšoane ho tswa ho maoatle tse ling tsa Leoatleng la Arctic. Ho tloha ka letamong le e ile ea rehelloa Francis Beaufort leoatle - ka hare, linōka tse ngata phalla ka ho sona. Sena ke haholo-holo mahareng le tse nyenyane watercourses, har'a oona le bohlokoa ka ho fetisisa - leq. Mackenzie. Ho tloha bohareng ba linōka ka ho tse thathamisitsoeng - Anderson, Colville, Sagavanirktok. Bongata ba metsi a hloekileng le magweregwere magweregwere le bopa e le 'mele e ikhethang ea metsi le sebopeho sa naha tlase.

Mabopong raka, athe karolo e na le lihlekehleke tse ngata tse nyenyane, e bopilweng ka lehlohlojane. bophahamo ba bona 'me litekanyo tse kamehla fetola tlas'a khatello ea leqhoa le maqhubu.

The lebōpo e indented likou tse ngata.

ea liphallelo e tlase

A karolo ea bohlokoa ho Leoatle Beaufort e teng ka se moqotetsane kontinenteng raka, athe, e le bophara ba tse ke ba ka bang 50 km SE. Bakeng sa meeli botebo raka, athe haholo hobe le ho feta.

magweregwere River bopa teteaneng mobung sedimentary bonaletsang. From Delta Mackenzie River, ho etsa mohlala, ho dolomite matsoai oela ka sediments tlase.

Qetellong ea leoatle a fumana masimo a oli, tse sa thahasello e khōlō. Oli le khase beisine e na le sebaka sa hoo e ka bang 120 tse sekete. Km. ntshetsopeleng lona qala ka 1965 'me a etsoa ho fihlela joale.

Biota

Leoatleng Beaufort, ke lehae la mefuta ba ka bang 70 ba phytoplankton. Empa biomass palo yohle ha kgolo.

Zooplankton ke ho feta tse sa tšoaneng, ho na le ba ka bang 80 mefuta e. Ho phaella moo, ho ke ke lehae la mefuta e ka bang 700 ea crustaceans le mefuta itseng ea likhofu.

Boemo ba leholimo ke haholo thata, khanya le mocheso bo bonyenyane haholo. Leoatle likhoeli 11 of selemo e koahetsoe ke mokato tsa leqhoa. Sena se etsa litšitiso bohlokoa ho hlahloba bolibeng ba baahi.

About metšoasong tlhapi, ha ho tsejoe hakaalo. The qhibilihisa atileng ka ho fetisisa, tse bitsoang capelin le safrone tsa cod. Ho phaella moo, e fumanoa mefuta e 'maloa ea cod e le herring litlhapi. Ho na le flounder, halibut le liphokojoe metsing.

Liphoofolo tse anyesang ikutloa ka metsing 'me ka e le mabopong a haholo ka bolokolohi. Ke lehae la ho maruarua, maruarua beluga, liqibi le walruses. Ka linako tse ling ho na le lishaka Polar.

Ho tloha Beaufort Leoatle ke ho fetisisa hampe tsebahalang lefatšeng, e ka u fa bo-rasaense ba e ngata taba e makatsang. The ntho e ka sehloohong - u se ke ua tela le tsoela pele ho ithuta.